keycloak-aplcache

Changes

Details

diff --git a/core/src/main/java/org/keycloak/representations/idm/PartialImportRepresentation.java b/core/src/main/java/org/keycloak/representations/idm/PartialImportRepresentation.java
new file mode 100644
index 0000000..1beeaad
--- /dev/null
+++ b/core/src/main/java/org/keycloak/representations/idm/PartialImportRepresentation.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.representations.idm;
+
+import java.util.List;
+import org.codehaus.jackson.annotate.JsonIgnoreProperties;
+
+/**
+ * Used for partial import of users, clients, and identity providers.
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+@JsonIgnoreProperties(ignoreUnknown=true)
+public class PartialImportRepresentation {
+    public enum Policy { SKIP, OVERWRITE, FAIL };
+
+    protected Policy policy = Policy.FAIL;
+    protected String ifResourceExists = "";
+    protected List<UserRepresentation> users;
+    protected List<ClientRepresentation> clients;
+    protected List<IdentityProviderRepresentation> identityProviders;
+    protected RolesRepresentation roles;
+
+    public boolean hasUsers() {
+        return (users != null) && !users.isEmpty();
+    }
+
+    public boolean hasClients() {
+        return (clients != null) && !clients.isEmpty();
+    }
+
+    public boolean hasIdps() {
+        return (identityProviders != null) && !identityProviders.isEmpty();
+    }
+
+    public String getIfResourceExists() {
+        return ifResourceExists;
+    }
+
+    public void setIfResourceExists(String ifResourceExists) {
+        this.ifResourceExists = ifResourceExists;
+        this.policy = Policy.valueOf(ifResourceExists);
+    }
+
+    public Policy getPolicy() {
+        return this.policy;
+    }
+
+    public List<UserRepresentation> getUsers() {
+        return users;
+    }
+
+    public void setUsers(List<UserRepresentation> users) {
+        this.users = users;
+    }
+
+    public List<ClientRepresentation> getClients() {
+        return clients;
+    }
+
+    public void setClients(List<ClientRepresentation> clients) {
+        this.clients = clients;
+    }
+
+    public List<IdentityProviderRepresentation> getIdentityProviders() {
+        return identityProviders;
+    }
+
+    public void setIdentityProviders(List<IdentityProviderRepresentation> identityProviders) {
+        this.identityProviders = identityProviders;
+    }
+
+    public RolesRepresentation getRoles() {
+        return roles;
+    }
+
+    public void setRoles(RolesRepresentation roles) {
+        this.roles = roles;
+    }
+}
diff --git a/forms/common-themes/src/main/resources/theme/base/admin/resources/js/app.js b/forms/common-themes/src/main/resources/theme/base/admin/resources/js/app.js
index 6569388..f1a0ad2 100755
--- a/forms/common-themes/src/main/resources/theme/base/admin/resources/js/app.js
+++ b/forms/common-themes/src/main/resources/theme/base/admin/resources/js/app.js
@@ -406,6 +406,16 @@ module.config([ '$routeProvider', function($routeProvider) {
             },
             controller : 'RealmEventsConfigCtrl'
         })
+        .when('/realms/:realm/partial-import', {
+            templateUrl : resourceUrl + '/partials/partial-import.html',
+            resolve : {
+                resourceName : function() { return 'users'},
+                realm : function(RealmLoader) {
+                    return RealmLoader();
+                }
+            },
+            controller : 'RealmImportCtrl'
+        })
         .when('/create/user/:realm', {
             templateUrl : resourceUrl + '/partials/user-detail.html',
             resolve : {
diff --git a/forms/common-themes/src/main/resources/theme/base/admin/resources/js/controllers/realm.js b/forms/common-themes/src/main/resources/theme/base/admin/resources/js/controllers/realm.js
index 445b8d0..485c94c 100755
--- a/forms/common-themes/src/main/resources/theme/base/admin/resources/js/controllers/realm.js
+++ b/forms/common-themes/src/main/resources/theme/base/admin/resources/js/controllers/realm.js
@@ -2062,14 +2062,162 @@ module.controller('ClientInitialAccessCreateCtrl', function($scope, realm, Clien
     };
 });
 
+module.controller('RealmImportCtrl', function($scope, realm, $route, 
+                                              Notifications, $modal, $resource) {
+    $scope.rawContent = {};
+    $scope.fileContent = {
+        enabled: true
+    };
+    $scope.changed = false;
+    $scope.files = [];
+    $scope.realm = realm;
+    $scope.overwrite = false;
+    $scope.skip = false;
+    $scope.importUsers = false;
+    $scope.importClients = false;
+    $scope.importIdentityProviders = false;
+    $scope.importRealmRoles = false;
+    $scope.importClientRoles = false;
+    $scope.ifResourceExists='FAIL';
+    $scope.isMultiRealm = false;
+    $scope.results = {};
+    
+    var oldCopy = angular.copy($scope.fileContent);
 
+    $scope.importFile = function($fileContent){
+        var parsed;
+        try {
+            parsed = JSON.parse($fileContent);
+        } catch (e) {
+            Notifications.error('Unable to parse JSON file.');
+            return;
+        }
+        
+        $scope.rawContent = angular.copy(parsed);
+        if (($scope.rawContent instanceof Array) && ($scope.rawContent.length > 0)) {
+            if ($scope.rawContent.length > 1) $scope.isMultiRealm = true;
+            $scope.fileContent = $scope.rawContent[0];
+        } else {
+            $scope.fileContent = $scope.rawContent;
+        }
+        
+        $scope.importing = true;
+        $scope.importUsers = $scope.hasArray('users');
+        $scope.importClients = $scope.hasArray('clients');
+        $scope.importIdentityProviders = $scope.hasArray('identityProviders');
+        $scope.importRealmRoles = $scope.hasRealmRoles();
+        $scope.importClientRoles = $scope.hasClientRoles();
+        $scope.results = {};
+        if (!$scope.hasResources()) {
+            $scope.nothingToImport();
+        }
+    };
 
+    $scope.hasResults = function() {
+        return (Object.keys($scope.results).length > 0) &&
+                ($scope.results.results !== 'undefined') &&
+                ($scope.results.results.length > 0);
+    }
+    
+    $scope.viewImportDetails = function() {
+        $modal.open({
+            templateUrl: resourceUrl + '/partials/modal/view-object.html',
+            controller: 'ObjectModalCtrl',
+            resolve: {
+                object: function () {
+                    return $scope.fileContent;
+                }
+            }
+        })
+    };
+    
+    $scope.hasArray = function(section) {
+        return ($scope.fileContent !== 'undefined') &&
+               ($scope.fileContent.hasOwnProperty(section)) &&
+               ($scope.fileContent[section] instanceof Array) &&
+               ($scope.fileContent[section].length > 0);
+    }
+    
+    $scope.hasRealmRoles = function() {
+        return $scope.hasRoles() &&
+               ($scope.fileContent.roles.hasOwnProperty('realm')) &&
+               ($scope.fileContent.roles.realm instanceof Array) &&
+               ($scope.fileContent.roles.realm.length > 0);
+    }
+    
+    $scope.hasRoles = function() {
+        return ($scope.fileContent !== 'undefined') &&
+               ($scope.fileContent.hasOwnProperty('roles')) &&
+               ($scope.fileContent.roles !== 'undefined');
+    }
+    
+    $scope.hasClientRoles = function() {
+        return $scope.hasRoles() &&
+               ($scope.fileContent.roles.hasOwnProperty('client')) &&
+               (Object.keys($scope.fileContent.roles.client).length > 0);
+    }
+    
+    $scope.itemCount = function(section) {
+        if (!$scope.importing) return 0;
+        if ($scope.hasRealmRoles() && (section === 'roles.realm')) return $scope.fileContent.roles.realm.length;
+        if ($scope.hasClientRoles() && (section === 'roles.client')) return Object.keys($scope.fileContent.roles.client).length;
+        
+        if (!$scope.fileContent.hasOwnProperty(section)) return 0;
+        
+        return $scope.fileContent[section].length;
+    }
+    
+    $scope.hasResources = function() {
+        return ($scope.importUsers && $scope.hasArray('users')) ||
+               ($scope.importClients && $scope.hasArray('clients')) ||
+               ($scope.importIdentityProviders && $scope.hasArray('identityProviders')) ||
+               ($scope.importRealmRoles && $scope.hasRealmRoles()) ||
+               ($scope.importClientRoles && $scope.hasClientRoles());
+    }
+    
+    $scope.nothingToImport = function() {
+        Notifications.error('No resouces specified to import.');
+    }
+    
+    $scope.$watch('fileContent', function() {
+        if (!angular.equals($scope.fileContent, oldCopy)) {
+            $scope.changed = true;
+        }
+    }, true);
+    
+    $scope.save = function() {
+        var json = angular.copy($scope.fileContent);
+        json.ifResourceExists = $scope.ifResourceExists;
+        if (!$scope.importUsers) delete json.users;
+        if (!$scope.importIdentityProviders) delete json.identityProviders;
+        if (!$scope.importClients) delete json.clients;
+        
+        if (json.hasOwnProperty('roles')) {
+            if (!$scope.importRealmRoles) delete json.roles.realm;
+            if (!$scope.importClientRoles) delete json.roles.client;
+        }
+        
+        var importFile = $resource(authUrl + '/admin/realms/' + realm.realm + '/partialImport');
+        $scope.results = importFile.save(json, function() {
+            var message = $scope.results.added + ' records added. ';
+            if ($scope.ifResourceExists === 'SKIP') {
+                message += $scope.results.skipped + ' records skipped.'
+            }
+            if ($scope.ifResourceExists === 'OVERWRITE') {
+                message += $scope.results.overwritten + ' records overwritten.';
+            }
+            Notifications.success(message);
+        }, function(error) {
+            if (error.data.errorMessage) {
+                Notifications.error(error.data.errorMessage);
+            } else {
+                Notifications.error('Unexpected error during import');
+            }
+        });
+    };
+    
+    $scope.reset = function() {
+        $route.reload();
+    }
 
-
-
-
-
-
-
-
-
+});
\ No newline at end of file
diff --git a/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/partial-import.html b/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/partial-import.html
new file mode 100644
index 0000000..4005b0d
--- /dev/null
+++ b/forms/common-themes/src/main/resources/theme/base/admin/resources/partials/partial-import.html
@@ -0,0 +1,109 @@
+<div class="col-sm-9 col-md-10 col-sm-push-3 col-md-push-2">
+
+    <h1>Partial Import</h1>
+
+    <form class="form-horizontal" name="partialImportForm" novalidate>
+        <fieldset class="border-top">
+            <div class="form-group">
+                <label for="name" class="col-sm-2 control-label">File</label>
+
+                <div class="col-md-6" data-ng-hide="importing">
+                    <label for="import-file" class="btn btn-default">{{:: 'select-file'| translate}} <i class="pficon pficon-import"></i></label>
+                    <input id="import-file" type="file" class="hidden" kc-on-read-file="importFile($fileContent)"/>
+                </div>
+
+                <div class="col-md-6" data-ng-show="importing">
+                    <button class="btn btn-default" data-ng-click="viewImportDetails()">{{:: 'view-details'| translate}}</button>
+                    <button class="btn btn-default" data-ng-click="reset()">{{:: 'clear-import'| translate}}</button>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && isMultiRealm && !hasResults()">
+                <label for="fromRealm" class="col-md-2 control-label">Import from realm</label>
+                <div class="col-md-2">
+                    <div>
+                        <select id="fromRealm" ng-model="fileContent" class="form-control" 
+                                ng-options="item as item.realm for item in rawContent">
+                        </select>
+                    </div>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && hasArray('users') && !hasResults()">
+                <label class="col-md-2 control-label" for="importUsers">Import Users ({{itemCount('users')}})</label>
+                <div class="col-sm-6">
+                    <input ng-model="importUsers" name="importUsers" id="importUsers" onoffswitch on-text="{{:: 'onText'| translate}}" off-text="{{:: 'offText'| translate}}"/>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && hasArray('clients') && !hasResults()">
+                <label class="col-md-2 control-label" for="importClients">Import Clients ({{itemCount('clients')}})</label>
+                <div class="col-sm-6">
+                    <input ng-model="importClients" name="importClients" id="importClients" onoffswitch on-text="{{:: 'onText'| translate}}" off-text="{{:: 'offText'| translate}}"/>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && hasArray('identityProviders') && !hasResults()">
+                <label class="col-md-2 control-label" for="importIdentityProviders">Import Identity Providers ({{itemCount('identityProviders')}})</label>
+                <div class="col-sm-6">
+                    <input ng-model="importIdentityProviders" name="importIdentityProviders" id="importIdentityProviders" onoffswitch on-text="{{:: 'onText'| translate}}" off-text="{{:: 'offText'| translate}}"/>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && hasRealmRoles() && !hasResults()">
+                <label class="col-md-2 control-label" for="importRealmRoles">Import Realm Roles ({{itemCount('roles.realm')}})</label>
+                <div class="col-sm-6">
+                    <input ng-model="importRealmRoles" name="importRealmRoles" id="importRealmRoles" onoffswitch on-text="{{:: 'onText'| translate}}" off-text="{{:: 'offText'| translate}}"/>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && hasClientRoles() && !hasResults()">
+                <label class="col-md-2 control-label" for="importClientRoles">Import Client Roles ({{itemCount('roles.client')}})</label>
+                <div class="col-sm-6">
+                    <input ng-model="importClientRoles" name="importClientRoles" id="importClientRoles" onoffswitch on-text="{{:: 'onText'| translate}}" off-text="{{:: 'offText'| translate}}"/>
+                </div>
+            </div>
+
+            <div class="form-group" data-ng-show="importing && hasResources() && !hasResults()">
+                <label for="ifResourceExists" class="col-md-2 control-label">If a resource exists</label>
+                <div class="col-md-2">
+                    <div>
+                        <select id="ifResourceExists" ng-model="ifResourceExists" class="form-control">
+                            <option value="FAIL">Fail</option>
+                            <option value="SKIP">Skip</option>
+                            <option value="OVERWRITE">Overwrite</option>
+                        </select>
+                    </div>
+                </div>
+                <kc-tooltip>Specify what should be done if you try to import a resource that already exists.</kc-tooltip>
+            </div>
+        </fieldset>
+
+        <div class="form-group" data-ng-show="importing && hasResources() && !hasResults()">
+            <div class="col-md-10 col-md-offset-2">
+                <button kc-save data-ng-disabled="!changed">{{:: 'import'| translate}}</button>
+            </div>
+        </div>
+
+        <div class="form-group" data-ng-show="hasResults()">
+            <table class="table table-striped table-bordered">
+                <thead>
+                    <tr>
+                        <th>Action</th>
+                        <th>Type</th>
+                        <th>Name</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    <tr ng-repeat="result in results.results" >
+                        <td>{{result.action}}</td>
+                        <td>{{result.resourceType}}</td>
+                        <td>{{result.resourceName}}</td>
+                    </tr>
+                </tbody>
+            </table>
+        </div>
+    </form>
+</div>
+
+<kc-menu></kc-menu>
\ No newline at end of file
diff --git a/forms/common-themes/src/main/resources/theme/base/admin/resources/templates/kc-menu.html b/forms/common-themes/src/main/resources/theme/base/admin/resources/templates/kc-menu.html
index 5904fd7..dabb36c 100755
--- a/forms/common-themes/src/main/resources/theme/base/admin/resources/templates/kc-menu.html
+++ b/forms/common-themes/src/main/resources/theme/base/admin/resources/templates/kc-menu.html
@@ -45,6 +45,7 @@
             <li data-ng-show="access.viewUsers" data-ng-class="(path[2] == 'users' || path[1] == 'user') && 'active'"><a href="#/realms/{{realm.realm}}/users"><span class="pficon pficon-user"></span> Users</a></li>
             <li data-ng-show="access.viewRealm" data-ng-class="(path[2] == 'sessions') && 'active'"><a href="#/realms/{{realm.realm}}/sessions/realm"><i class="fa fa-clock-o"></i> Sessions</a></li>
             <li data-ng-show="access.viewEvents" data-ng-class="(path[2] == 'events' || path[2] == 'events-settings') && 'active'"><a href="#/realms/{{realm.realm}}/events"><i class="fa fa-calendar"></i> Events</a></li>
+            <li data-ng-show="access.manageRealm" ng-class="(path[2] =='partial-import') && 'active'"><a href="#/realms/{{realm.realm}}/partial-import"><span class="pficon pficon-import"></span> Import</a></li>
         </ul>
     </div>
 </div>
\ No newline at end of file
diff --git a/model/api/src/main/java/org/keycloak/models/utils/RepresentationToModel.java b/model/api/src/main/java/org/keycloak/models/utils/RepresentationToModel.java
index 3b2cfdc..6619997 100755
--- a/model/api/src/main/java/org/keycloak/models/utils/RepresentationToModel.java
+++ b/model/api/src/main/java/org/keycloak/models/utils/RepresentationToModel.java
@@ -65,6 +65,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.TreeSet;
+import org.keycloak.representations.idm.RolesRepresentation;
 
 public class RepresentationToModel {
 
@@ -194,47 +195,7 @@ public class RepresentationToModel {
             createClients(session, rep, newRealm);
         }
 
-        if (rep.getRoles() != null) {
-            if (rep.getRoles().getRealm() != null) { // realm roles
-                for (RoleRepresentation roleRep : rep.getRoles().getRealm()) {
-                    createRole(newRealm, roleRep);
-                }
-            }
-            if (rep.getRoles().getClient() != null) {
-                for (Map.Entry<String, List<RoleRepresentation>> entry : rep.getRoles().getClient().entrySet()) {
-                    ClientModel client = newRealm.getClientByClientId(entry.getKey());
-                    if (client == null) {
-                        throw new RuntimeException("App doesn't exist in role definitions: " + entry.getKey());
-                    }
-                    for (RoleRepresentation roleRep : entry.getValue()) {
-                        // Application role may already exists (for example if it is defaultRole)
-                        RoleModel role = roleRep.getId()!=null ? client.addRole(roleRep.getId(), roleRep.getName()) : client.addRole(roleRep.getName());
-                        role.setDescription(roleRep.getDescription());
-                        boolean scopeParamRequired = roleRep.isScopeParamRequired()==null ? false : roleRep.isScopeParamRequired();
-                        role.setScopeParamRequired(scopeParamRequired);
-                    }
-                }
-            }
-            // now that all roles are created, re-iterate and set up composites
-            if (rep.getRoles().getRealm() != null) { // realm roles
-                for (RoleRepresentation roleRep : rep.getRoles().getRealm()) {
-                    RoleModel role = newRealm.getRole(roleRep.getName());
-                    addComposites(role, roleRep, newRealm);
-                }
-            }
-            if (rep.getRoles().getClient() != null) {
-                for (Map.Entry<String, List<RoleRepresentation>> entry : rep.getRoles().getClient().entrySet()) {
-                    ClientModel client = newRealm.getClientByClientId(entry.getKey());
-                    if (client == null) {
-                        throw new RuntimeException("App doesn't exist in role definitions: " + entry.getKey());
-                    }
-                    for (RoleRepresentation roleRep : entry.getValue()) {
-                        RoleModel role = client.getRole(roleRep.getName());
-                        addComposites(role, roleRep, newRealm);
-                    }
-                }
-            }
-        }
+        importRoles(rep.getRoles(), newRealm);
 
         // Setup realm default roles
         if (rep.getDefaultRoles() != null) {
@@ -355,6 +316,50 @@ public class RepresentationToModel {
         }
     }
 
+    public static void importRoles(RolesRepresentation realmRoles, RealmModel realm) {
+        if (realmRoles == null) return;
+
+        if (realmRoles.getRealm() != null) { // realm roles
+            for (RoleRepresentation roleRep : realmRoles.getRealm()) {
+                createRole(realm, roleRep);
+            }
+        }
+        if (realmRoles.getClient() != null) {
+            for (Map.Entry<String, List<RoleRepresentation>> entry : realmRoles.getClient().entrySet()) {
+                ClientModel client = realm.getClientByClientId(entry.getKey());
+                if (client == null) {
+                    throw new RuntimeException("App doesn't exist in role definitions: " + entry.getKey());
+                }
+                for (RoleRepresentation roleRep : entry.getValue()) {
+                    // Application role may already exists (for example if it is defaultRole)
+                    RoleModel role = roleRep.getId()!=null ? client.addRole(roleRep.getId(), roleRep.getName()) : client.addRole(roleRep.getName());
+                    role.setDescription(roleRep.getDescription());
+                    boolean scopeParamRequired = roleRep.isScopeParamRequired()==null ? false : roleRep.isScopeParamRequired();
+                    role.setScopeParamRequired(scopeParamRequired);
+                }
+            }
+        }
+        // now that all roles are created, re-iterate and set up composites
+        if (realmRoles.getRealm() != null) { // realm roles
+            for (RoleRepresentation roleRep : realmRoles.getRealm()) {
+                RoleModel role = realm.getRole(roleRep.getName());
+                addComposites(role, roleRep, realm);
+            }
+        }
+        if (realmRoles.getClient() != null) {
+            for (Map.Entry<String, List<RoleRepresentation>> entry : realmRoles.getClient().entrySet()) {
+                ClientModel client = realm.getClientByClientId(entry.getKey());
+                if (client == null) {
+                    throw new RuntimeException("App doesn't exist in role definitions: " + entry.getKey());
+                }
+                for (RoleRepresentation roleRep : entry.getValue()) {
+                    RoleModel role = client.getRole(roleRep.getName());
+                    addComposites(role, roleRep, realm);
+                }
+            }
+        }
+    }
+
     public static void importGroups(RealmModel realm, RealmRepresentation rep) {
         List<GroupRepresentation> groups = rep.getGroups();
         if (groups == null) return;
@@ -631,15 +636,15 @@ public class RepresentationToModel {
         if (rep.getAccountTheme() != null) realm.setAccountTheme(rep.getAccountTheme());
         if (rep.getAdminTheme() != null) realm.setAdminTheme(rep.getAdminTheme());
         if (rep.getEmailTheme() != null) realm.setEmailTheme(rep.getEmailTheme());
-        
+
         if (rep.isEventsEnabled() != null) realm.setEventsEnabled(rep.isEventsEnabled());
         if (rep.getEventsExpiration() != null) realm.setEventsExpiration(rep.getEventsExpiration());
         if (rep.getEventsListeners() != null) realm.setEventsListeners(new HashSet<>(rep.getEventsListeners()));
         if (rep.getEnabledEventTypes() != null) realm.setEnabledEventTypes(new HashSet<>(rep.getEnabledEventTypes()));
-        
+
         if (rep.isAdminEventsEnabled() != null) realm.setAdminEventsEnabled(rep.isAdminEventsEnabled());
         if (rep.isAdminEventsDetailsEnabled() != null) realm.setAdminEventsDetailsEnabled(rep.isAdminEventsDetailsEnabled());
-        
+
 
         if (rep.getPasswordPolicy() != null) realm.setPasswordPolicy(new PasswordPolicy(rep.getPasswordPolicy()));
         if (rep.getOtpPolicyType() != null) realm.setOTPPolicy(toPolicy(rep));
diff --git a/services/src/main/java/org/keycloak/partialimport/AbstractPartialImport.java b/services/src/main/java/org/keycloak/partialimport/AbstractPartialImport.java
new file mode 100644
index 0000000..a85a574
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/AbstractPartialImport.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import javax.ws.rs.core.Response;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.services.ErrorResponse;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public abstract class AbstractPartialImport<T> implements PartialImport {
+
+    public abstract List<T> getRepList(PartialImportRepresentation partialImportRep);
+    public abstract String getName(T resourceRep);
+    public abstract boolean exists(RealmModel realm, KeycloakSession session, T resourceRep);
+    public abstract String existsMessage(T resourceRep);
+    public abstract ResourceType getResourceType();
+    public abstract void overwrite(RealmModel realm, KeycloakSession session, T resourceRep);
+    public abstract void create(RealmModel realm, KeycloakSession session, T resourceRep);
+
+    protected void prepare(PartialImportRepresentation partialImportRep,
+                         RealmModel realm,
+                         KeycloakSession session,
+                         Set<T> resourcesToOverwrite,
+                         Set<T> resourcesToSkip) throws ErrorResponseException {
+        for (T resourceRep : getRepList(partialImportRep)) {
+            if (exists(realm, session, resourceRep)) {
+                switch (partialImportRep.getPolicy()) {
+                    case SKIP: resourcesToSkip.add(resourceRep); break;
+                    case OVERWRITE: resourcesToOverwrite.add(resourceRep); break;
+                    default: throw exists(existsMessage(resourceRep));
+                }
+            }
+        }
+    }
+
+    protected ErrorResponseException exists(String message) {
+        Response error = ErrorResponse.exists(message);
+        return new ErrorResponseException(error);
+    }
+
+    protected PartialImportResult overwritten(T resourceRep){
+        return PartialImportResult.overwritten(getResourceType(), getName(resourceRep), resourceRep);
+    }
+
+    protected PartialImportResult skipped(T resourceRep) {
+        return PartialImportResult.skipped(getResourceType(), getName(resourceRep), resourceRep);
+    }
+
+    protected PartialImportResult added(T resourceRep) {
+        return PartialImportResult.added(getResourceType(), getName(resourceRep), resourceRep);
+    }
+
+    @Override
+    public PartialImportResults doImport(PartialImportRepresentation partialImportRep, RealmModel realm, KeycloakSession session) throws ErrorResponseException {
+        PartialImportResults results = new PartialImportResults();
+        List<T> repList = getRepList(partialImportRep);
+        if ((repList == null) || repList.isEmpty()) return results;
+
+        final Set<T> toOverwrite = new HashSet<>();
+        final Set<T> toSkip = new HashSet<>();
+        prepare(partialImportRep, realm, session, toOverwrite, toSkip);
+
+        for (T resourceRep: toOverwrite) {
+            System.out.println("overwriting " + getResourceType() + " " + getName(resourceRep));
+            try {
+                overwrite(realm, session, resourceRep);
+            } catch (Exception e) {
+                throw new ErrorResponseException(ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR));
+            }
+
+            results.addResult(overwritten(resourceRep));
+        }
+
+        for (T resourceRep : toSkip) {
+            System.out.println("skipping " + getResourceType() + " " + getName(resourceRep));
+            results.addResult(skipped(resourceRep));
+        }
+
+        for (T resourceRep : repList) {
+            if (toOverwrite.contains(resourceRep)) continue;
+            if (toSkip.contains(resourceRep)) continue;
+
+            try {
+                System.out.println("adding " + getResourceType() + " " + getName(resourceRep));
+                create(realm, session, resourceRep);
+                results.addResult(added(resourceRep));
+            } catch (Exception e) {
+                //e.printStackTrace();
+                throw new ErrorResponseException(ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR));
+            }
+        }
+
+        return results;
+    }
+
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/Action.java b/services/src/main/java/org/keycloak/partialimport/Action.java
new file mode 100644
index 0000000..cead470
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/Action.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+/**
+ *
+ * @author ssilvert
+ */
+public enum Action {
+    ADDED, SKIPPED, OVERWRITTEN
+
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/ClientRolesPartialImport.java b/services/src/main/java/org/keycloak/partialimport/ClientRolesPartialImport.java
new file mode 100644
index 0000000..f772d84
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/ClientRolesPartialImport.java
@@ -0,0 +1,199 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package org.keycloak.partialimport;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import javax.ws.rs.core.Response;
+import org.keycloak.models.ClientModel;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.RoleModel;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.representations.idm.RoleRepresentation;
+import org.keycloak.services.ErrorResponse;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class ClientRolesPartialImport implements PartialImport {
+
+    public Map<String, List<RoleRepresentation>> getRepList(PartialImportRepresentation partialImportRep) {
+        if (partialImportRep.getRoles() == null) return null;
+        return partialImportRep.getRoles().getClient();
+    }
+
+    public String getName(RoleRepresentation roleRep) {
+        if (roleRep.getName() == null)
+            throw new IllegalStateException("Client role to import does not have a name");
+        return roleRep.getName();
+    }
+
+    public String getCombinedName(String clientId, RoleRepresentation roleRep) {
+        return clientId + "-->" + getName(roleRep);
+    }
+
+    public boolean exists(RealmModel realm, KeycloakSession session, String clientId, RoleRepresentation roleRep) {
+        System.out.println("**** exists *****");
+        System.out.println("clientId =" + clientId);
+        ClientModel client = realm.getClientByClientId(clientId);
+        if (client == null) return false;
+
+        System.out.println("client=" + client);
+        for (RoleModel role : client.getRoles()) {
+            if (getName(roleRep).equals(role.getName())) return true;
+        }
+
+        return false;
+    }
+
+    public String existsMessage(String clientId, RoleRepresentation roleRep) {
+        return "Client role '" + getName(roleRep) + "' for client '" + clientId + "' already exists.";
+    }
+
+    public ResourceType getResourceType() {
+        return ResourceType.CLIENT_ROLE;
+    }
+
+    public void overwrite(RealmModel realm, KeycloakSession session, String clientId, RoleRepresentation roleRep) {
+        ClientModel client = realm.getClientByClientId(clientId);
+        checkForComposite(roleRep);
+        RoleModel role = client.getRole(getName(roleRep));
+        checkForOverwriteComposite(role);
+        RealmRolesPartialImport.RoleHelper helper = new RealmRolesPartialImport.RoleHelper(realm);
+        helper.updateRole(roleRep, role);
+    }
+
+    private void checkForComposite(RoleRepresentation roleRep) {
+        if (roleRep.isComposite()) {
+            throw new IllegalArgumentException("Composite role '" + getName(roleRep) + "' can not be partially imported");
+        }
+    }
+
+    private void checkForOverwriteComposite(RoleModel role) {
+        if (role.isComposite()) {
+            throw new IllegalArgumentException("Composite role '" + role.getName() + "' can not be overwritten.");
+        }
+    }
+
+    public void create(RealmModel realm, KeycloakSession session, String clientId, RoleRepresentation roleRep) {
+        ClientModel client = realm.getClientByClientId(clientId);
+        if (client == null) {
+            throw new IllegalStateException("Client '" + clientId + "' does not exist for client role " + getName(roleRep));
+        }
+        checkForComposite(roleRep);
+        client.addRole(getName(roleRep));
+        overwrite(realm, session, clientId, roleRep);
+    }
+
+    protected void prepare(PartialImportRepresentation partialImportRep,
+            RealmModel realm,
+            KeycloakSession session,
+            Map<String, Set<RoleRepresentation>> resourcesToOverwrite,
+            Map<String, Set<RoleRepresentation>> resourcesToSkip) throws ErrorResponseException {
+        Map<String, List<RoleRepresentation>> repList = getRepList(partialImportRep);
+        for (String clientId : repList.keySet()) {
+            resourcesToOverwrite.put(clientId, new HashSet<RoleRepresentation>());
+            resourcesToSkip.put(clientId, new HashSet<RoleRepresentation>());
+            for (RoleRepresentation roleRep : repList.get(clientId)) {
+                if (exists(realm, session, clientId, roleRep)) {
+                    switch (partialImportRep.getPolicy()) {
+                        case SKIP:
+                            resourcesToSkip.get(clientId).add(roleRep);
+                            break;
+                        case OVERWRITE:
+                            resourcesToOverwrite.get(clientId).add(roleRep);
+                            break;
+                        default:
+                            throw exists(existsMessage(clientId, roleRep));
+                    }
+                }
+            }
+        }
+    }
+
+    protected ErrorResponseException exists(String message) {
+        Response error = ErrorResponse.exists(message);
+        return new ErrorResponseException(error);
+    }
+
+    protected PartialImportResult overwritten(String clientId, RoleRepresentation roleRep) {
+        return PartialImportResult.overwritten(getResourceType(), getCombinedName(clientId, roleRep), roleRep);
+    }
+
+    protected PartialImportResult skipped(String clientId, RoleRepresentation roleRep) {
+        return PartialImportResult.skipped(getResourceType(), getCombinedName(clientId, roleRep), roleRep);
+    }
+
+    protected PartialImportResult added(String clientId, RoleRepresentation roleRep) {
+        return PartialImportResult.added(getResourceType(), getCombinedName(clientId, roleRep), roleRep);
+    }
+
+    @Override
+    public PartialImportResults doImport(PartialImportRepresentation partialImportRep, RealmModel realm, KeycloakSession session) throws ErrorResponseException {
+        PartialImportResults results = new PartialImportResults();
+        Map<String, List<RoleRepresentation>> repList = getRepList(partialImportRep);
+        if ((repList == null) || repList.isEmpty()) return results;
+
+        final Map<String, Set<RoleRepresentation>> toOverwrite = new HashMap<>();
+        final Map<String, Set<RoleRepresentation>> toSkip = new HashMap<>();
+        prepare(partialImportRep, realm, session, toOverwrite, toSkip);
+
+        for (String clientId : toOverwrite.keySet()) {
+            for (RoleRepresentation roleRep : toOverwrite.get(clientId)) {
+                System.out.println("overwriting " + getResourceType() + " " + getCombinedName(clientId, roleRep));
+                try {
+                    overwrite(realm, session, clientId, roleRep);
+                } catch (Exception e) {
+                    throw new ErrorResponseException(ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR));
+                }
+
+                results.addResult(overwritten(clientId, roleRep));
+            }
+        }
+
+        for (String clientId : toSkip.keySet()) {
+            for (RoleRepresentation roleRep : toSkip.get(clientId)) {
+                System.out.println("skipping " + getResourceType() + " " + getCombinedName(clientId, roleRep));
+                results.addResult(skipped(clientId, roleRep));
+            }
+        }
+
+        for (String clientId : repList.keySet()) {
+            for (RoleRepresentation roleRep : repList.get(clientId)) {
+                if (toOverwrite.get(clientId).contains(roleRep)) continue;
+                if (toSkip.get(clientId).contains(roleRep)) continue;
+
+                try {
+                    System.out.println("adding " + getResourceType() + " " + getCombinedName(clientId, roleRep));
+                    create(realm, session, clientId, roleRep);
+                    results.addResult(added(clientId, roleRep));
+                } catch (Exception e) {
+                    //e.printStackTrace();
+                    throw new ErrorResponseException(ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR));
+                }
+            }
+        }
+
+        return results;
+    }
+
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/ClientsPartialImport.java b/services/src/main/java/org/keycloak/partialimport/ClientsPartialImport.java
new file mode 100644
index 0000000..860c0ff
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/ClientsPartialImport.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import java.util.List;
+import org.keycloak.models.ClientModel;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.utils.RepresentationToModel;
+import org.keycloak.representations.idm.ClientRepresentation;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.services.resources.admin.ClientResource;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class ClientsPartialImport extends AbstractPartialImport<ClientRepresentation> {
+
+    @Override
+    public List<ClientRepresentation> getRepList(PartialImportRepresentation partialImportRep) {
+        return partialImportRep.getClients();
+    }
+
+    @Override
+    public String getName(ClientRepresentation clientRep) {
+        return clientRep.getClientId();
+    }
+
+    @Override
+    public boolean exists(RealmModel realm, KeycloakSession session, ClientRepresentation clientRep) {
+        return realm.getClientByClientId(getName(clientRep)) != null;
+    }
+
+    @Override
+    public String existsMessage(ClientRepresentation clientRep) {
+        return "Client id '" + getName(clientRep) + "' already exists";
+    }
+
+    @Override
+    public ResourceType getResourceType() {
+        return ResourceType.CLIENT;
+    }
+
+    @Override
+    public void overwrite(RealmModel realm, KeycloakSession session, ClientRepresentation clientRep) {
+        ClientModel clientModel = realm.getClientByClientId(getName(clientRep));
+        ClientResource.updateClientFromRep(clientRep, clientModel, session);
+    }
+
+    @Override
+    public void create(RealmModel realm, KeycloakSession session, ClientRepresentation clientRep) {
+        clientRep.setId(null);
+        RepresentationToModel.createClient(session, realm, clientRep, true);
+    }
+
+
+
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/ErrorResponseException.java b/services/src/main/java/org/keycloak/partialimport/ErrorResponseException.java
new file mode 100644
index 0000000..22aa632
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/ErrorResponseException.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import javax.ws.rs.core.Response;
+
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class ErrorResponseException extends Exception {
+    private Response response;
+
+    public ErrorResponseException(Response response) {
+        this.response = response;
+    }
+
+    public Response getResponse() {
+        return response;
+    }
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/IdentityProvidersPartialImport.java b/services/src/main/java/org/keycloak/partialimport/IdentityProvidersPartialImport.java
new file mode 100644
index 0000000..a05d2b8
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/IdentityProvidersPartialImport.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import java.util.List;
+import org.keycloak.models.IdentityProviderModel;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.utils.RepresentationToModel;
+import org.keycloak.representations.idm.IdentityProviderRepresentation;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.services.resources.admin.IdentityProviderResource;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class IdentityProvidersPartialImport extends AbstractPartialImport<IdentityProviderRepresentation> {
+
+    @Override
+    public List<IdentityProviderRepresentation> getRepList(PartialImportRepresentation partialImportRep) {
+        return partialImportRep.getIdentityProviders();
+    }
+
+    @Override
+    public String getName(IdentityProviderRepresentation idpRep) {
+        return idpRep.getAlias();
+    }
+
+    @Override
+    public boolean exists(RealmModel realm, KeycloakSession session, IdentityProviderRepresentation idpRep) {
+        return realm.getIdentityProviderByAlias(getName(idpRep)) != null;
+    }
+
+    @Override
+    public String existsMessage(IdentityProviderRepresentation idpRep) {
+        return "Identity Provider '" + getName(idpRep) + "' already exists.";
+    }
+
+    @Override
+    public ResourceType getResourceType() {
+        return ResourceType.IDP;
+    }
+
+    @Override
+    public void overwrite(RealmModel realm, KeycloakSession session, IdentityProviderRepresentation idpRep) {
+        IdentityProviderResource.updateIdpFromRep(idpRep, realm, session);
+    }
+
+    @Override
+    public void create(RealmModel realm, KeycloakSession session, IdentityProviderRepresentation idpRep) {
+        IdentityProviderModel identityProvider = RepresentationToModel.toModel(realm, idpRep);
+        realm.addIdentityProvider(identityProvider);
+    }
+
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/PartialImport.java b/services/src/main/java/org/keycloak/partialimport/PartialImport.java
new file mode 100644
index 0000000..0ee487b
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/PartialImport.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public interface PartialImport {
+
+    /**
+     * @param rep
+     * @param realm
+     * @param session
+     * @return
+     * @throws ErrorResponseException if an error was detected trying to doImport a resource.
+     */
+    public PartialImportResults doImport(PartialImportRepresentation rep, RealmModel realm, KeycloakSession session) throws ErrorResponseException;
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/PartialImportManager.java b/services/src/main/java/org/keycloak/partialimport/PartialImportManager.java
new file mode 100644
index 0000000..7d9c4ed
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/PartialImportManager.java
@@ -0,0 +1,338 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.UriInfo;
+import org.keycloak.events.admin.OperationType;
+import org.keycloak.models.ClientModel;
+import org.keycloak.models.IdentityProviderModel;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.UserModel;
+import org.keycloak.models.utils.RepresentationToModel;
+import org.keycloak.representations.idm.ClientRepresentation;
+import org.keycloak.representations.idm.IdentityProviderRepresentation;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.representations.idm.UserRepresentation;
+import org.keycloak.services.ErrorResponse;
+import org.keycloak.services.resources.admin.AdminEventBuilder;
+import org.keycloak.services.resources.admin.ClientResource;
+import org.keycloak.services.resources.admin.IdentityProviderResource;
+import org.keycloak.services.resources.admin.UsersResource;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class PartialImportManager {
+    private List<PartialImport> partialImports = new ArrayList<>();
+
+    private final PartialImportRepresentation rep;
+    private final KeycloakSession session;
+    private final RealmModel realm;
+    private final UriInfo uriInfo;
+    private final AdminEventBuilder adminEvent;
+
+    private final Set<UserRepresentation> usersToOverwrite = new HashSet<>();
+    private final Set<ClientRepresentation> clientsToOverwrite = new HashSet<>();
+    private final Set<IdentityProviderRepresentation> idpsToOverwrite = new HashSet<>();
+
+    private int added = 0;
+    private int skipped = 0;
+    private int overwritten = 0;
+
+    public PartialImportManager(PartialImportRepresentation rep, KeycloakSession session, RealmModel realm,
+                         UriInfo uriInfo, AdminEventBuilder adminEvent) {
+        this.rep = rep;
+        this.session = session;
+        this.realm = realm;
+        this.uriInfo = uriInfo;
+        this.adminEvent = adminEvent;
+
+        partialImports.add(new UsersPartialImport());
+        partialImports.add(new ClientsPartialImport());
+        partialImports.add(new IdentityProvidersPartialImport());
+        partialImports.add(new RealmRolesPartialImport());
+        partialImports.add(new ClientRolesPartialImport());
+    }
+
+    public Response saveResources() {
+
+        PartialImportResults results = new PartialImportResults();
+
+        for (PartialImport partialImport : partialImports) {
+            try {
+                results.addAllResults(partialImport.doImport(rep, realm, session));
+            } catch (ErrorResponseException error) {
+                if (session.getTransaction().isActive()) session.getTransaction().setRollbackOnly();
+                return error.getResponse();
+            }
+        }
+
+        for (PartialImportResult result : results.getResults()) {
+            switch (result.getAction()) {
+                case ADDED : addedEvent(result); break;
+                case OVERWRITTEN: overwrittenEvent(result); break;
+            }
+        }
+
+        if (session.getTransaction().isActive()) {
+            session.getTransaction().commit();
+        }
+
+        return Response.ok(results).build();
+    }
+
+    private void addedEvent(PartialImportResult result) {
+        adminEvent.operation(OperationType.CREATE)
+                  .resourcePath(uriInfo)
+                  .representation(result.getRepresentation())
+                  .success();
+    };
+
+    private void overwrittenEvent(PartialImportResult result) {
+        adminEvent.operation(OperationType.UPDATE)
+                  .resourcePath(uriInfo)
+                  .representation(result.getRepresentation())
+                  .success();
+    }
+
+       /* Response response = prepareForExistingResources();
+        if (response != null) return response;
+
+        response = saveUsers();
+        if (response != null) {
+            session.getTransaction().rollback();
+            return response;
+        }
+
+        response = saveClients();
+        if (response != null) {
+            session.getTransaction().rollback();
+            return response;
+        }
+
+        response = saveIdps();
+        if (response != null) {
+            session.getTransaction().rollback();
+            return response;
+        }
+
+        if (session.getTransaction().isActive()) {
+            session.getTransaction().commit();
+        }
+
+
+        return Response.ok(resultsMap()).build();*/
+    //}
+/*
+    private Map resultsMap() {
+        Map<String, Integer> results = new HashMap<>();
+        results.put("added", added);
+        results.put("skipped", skipped);
+        results.put("overwritten", overwritten);
+        return results;
+    }
+
+    // returns an error response or null
+    private Response prepareForExistingResources() {
+
+        if (rep.hasUsers()) {
+            Response response = prepareUsers();
+            if (response != null) return response;
+        }
+
+        if (rep.hasClients()) {
+            Response response = prepareClients();
+            if (response != null) return response;
+        }
+
+        if (rep.hasIdps()) {
+            Response response = prepareIdps();
+            if (response != null) return response;
+        }
+
+        return null;
+    }
+
+    // returns an error response or null
+    private Response prepareClients() {
+        Set<ClientRepresentation> toSkip = new HashSet<>();
+        for (ClientRepresentation client : rep.getClients()) {
+            if (clientExists(client)) {
+                switch (rep.getPolicy()) {
+                    case SKIP: toSkip.addResult(client); break;
+                    case OVERWRITE: clientsToOverwrite.addResult(client); break;
+                    default: return ErrorResponse.exists("Client id '" + client.getClientId() + "' already exists");
+                }
+            }
+        }
+
+        for (ClientRepresentation client : toSkip) {
+            rep.getClients().remove(client);
+            skipped(client);
+        }
+
+        return null;
+    }
+
+    private boolean clientExists(ClientRepresentation rep) {
+        return realm.getClientByClientId(rep.getClientId()) != null;
+    }
+
+    // returns an error response or null
+    private Response saveClients() {
+        if (!rep.hasClients()) return null;
+
+        for (ClientRepresentation client : clientsToOverwrite) {
+            ClientModel clientModel = realm.getClientByClientId(client.getClientId());
+            ClientResource.updateClientFromRep(client, clientModel, session);
+            adminEvent.operation(OperationType.UPDATE).resourcePath(uriInfo).representation(client).success();
+            overwritten(client);
+        }
+
+        for (ClientRepresentation client : rep.getClients()) {
+            if (clientsToOverwrite.contains(client)) continue;
+
+            try {
+                RepresentationToModel.createClient(session, realm, client, true);
+                added(client);
+            } catch (Exception e) {
+                if (session.getTransaction().isActive()) session.getTransaction().setRollbackOnly();
+                return ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR);
+            }
+        }
+
+        return null;
+    }
+
+    // returns an error response or null
+    private Response prepareIdps() {
+        Set<IdentityProviderRepresentation> toSkip = new HashSet<>();
+        for (IdentityProviderRepresentation idp : rep.getIdentityProviders()) {
+            if (idpExists(idp)) {
+                switch (rep.getPolicy()) {
+                    case SKIP: toSkip.addResult(idp); break;
+                    case OVERWRITE: idpsToOverwrite.addResult(idp); break;
+                    default: return ErrorResponse.exists("Identity Provider '" + idp.getAlias() + "' already exists");
+                }
+            }
+        }
+
+        for (IdentityProviderRepresentation idp : toSkip) {
+            rep.getIdentityProviders().remove(idp);
+            skipped(idp);
+        }
+
+        return null;
+    }
+
+    private boolean idpExists(IdentityProviderRepresentation rep) {
+        return realm.getIdentityProviderByAlias(rep.getAlias()) != null;
+    }
+
+    // returns an error response or null
+    private Response saveIdps() {
+        if (!rep.hasIdps()) return null;
+
+        for (IdentityProviderRepresentation idp : idpsToOverwrite) {
+            IdentityProviderResource.updateIdpFromRep(idp, realm, session);
+            overwritten(idp);
+        }
+
+        for (IdentityProviderRepresentation idp : rep.getIdentityProviders()) {
+            if (idpsToOverwrite.contains(idp)) continue;
+
+            try {
+                IdentityProviderModel identityProvider = RepresentationToModel.toModel(idp);
+                realm.addIdentityProvider(identityProvider);
+                added(idp);
+            } catch (Exception e) {
+                if (session.getTransaction().isActive()) session.getTransaction().setRollbackOnly();
+                return ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR);
+            }
+        }
+
+        return null;
+    }
+
+    // returns an error response or null
+    private Response prepareUsers() {
+        Set<UserRepresentation> toSkip = new HashSet<>();
+        for (UserRepresentation user : rep.getUsers()) {
+            if (session.users().getUserByUsername(user.getUsername(), realm) != null) {
+                switch (rep.getPolicy()) {
+                    case SKIP: toSkip.addResult(user); break;
+                    case OVERWRITE: usersToOverwrite.addResult(user); break;
+                    default: return ErrorResponse.exists("User '" + user.getUsername() + "' already exists");
+                }
+            }
+            if ((user.getEmail() != null) && (session.users().getUserByEmail(user.getEmail(), realm) != null)) {
+                switch (rep.getPolicy()) {
+                    case SKIP: toSkip.addResult(user); break;
+                    case OVERWRITE: usersToOverwrite.addResult(user); break;
+                    default: FAIL: return ErrorResponse.exists("User email '" + user.getEmail() + "' already exists");
+                }
+            }
+        }
+
+        for (UserRepresentation user : toSkip) {
+            rep.getUsers().remove(user);
+            skipped(user);
+        }
+
+        return null;
+    }
+
+    // returns an error response or null
+    private Response saveUsers() {
+        if (!rep.hasUsers()) return null;
+
+        for (UserRepresentation user: usersToOverwrite) {
+            System.out.println("overwriting user " + user.getUsername());
+            UserModel userModel = session.users().getUserByUsername(user.getUsername(), realm);
+            UsersResource.updateUserFromRep(userModel, user, null, realm, session);
+            overwritten(user);
+        }
+
+        for (UserRepresentation user : rep.getUsers()) {
+            if (usersToOverwrite.contains(user)) continue;
+            try {
+                System.out.println("saving user " + user.getUsername());
+                Map<String, ClientModel> apps = realm.getClientNameMap();
+                UserModel userModel = RepresentationToModel.createUser(session, realm, user, apps);
+                added(user);
+            } catch (Exception e) {
+                //e.printStackTrace();
+                if (session.getTransaction().isActive()) session.getTransaction().setRollbackOnly();
+                return ErrorResponse.error(e.getMessage(), Response.Status.INTERNAL_SERVER_ERROR);
+            }
+        }
+
+        return null;
+    }
+*/
+
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/PartialImportResult.java b/services/src/main/java/org/keycloak/partialimport/PartialImportResult.java
new file mode 100644
index 0000000..9603d9a
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/PartialImportResult.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import org.codehaus.jackson.annotate.JsonIgnore;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class PartialImportResult {
+
+    private final Action action;
+    private final String resourceType;
+    private final String resourceName;
+    private final Object representation;
+
+    private PartialImportResult(Action action, ResourceType resourceType, String resourceName, Object representation) {
+        this.action = action;
+        this.resourceType = resourceType.toString();
+        this.resourceName = resourceName;
+        this.representation = representation;
+    };
+
+    public static PartialImportResult skipped(ResourceType resourceType, String resourceName, Object representation) {
+        return new PartialImportResult(Action.SKIPPED, resourceType, resourceName, representation);
+    }
+
+    public static PartialImportResult added(ResourceType resourceType, String resourceName, Object representation) {
+        return new PartialImportResult(Action.ADDED, resourceType, resourceName, representation);
+    }
+
+    public static PartialImportResult overwritten(ResourceType resourceType, String resourceName, Object representation) {
+        return new PartialImportResult(Action.OVERWRITTEN, resourceType, resourceName, representation);
+    }
+
+    public Action getAction() {
+        return action;
+    }
+
+    public String getResourceType() {
+        return resourceType;
+    }
+
+    public String getResourceName() {
+        return resourceName;
+    }
+
+    @JsonIgnore
+    public Object getRepresentation() {
+        return representation;
+    }
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/PartialImportResults.java b/services/src/main/java/org/keycloak/partialimport/PartialImportResults.java
new file mode 100644
index 0000000..f4d01cb
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/PartialImportResults.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import java.util.HashSet;
+import java.util.Set;
+import javax.ws.rs.core.UriInfo;
+import org.keycloak.events.admin.OperationType;
+import org.keycloak.services.resources.admin.AdminEventBuilder;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class PartialImportResults {
+
+    private final Set<PartialImportResult> importResults = new HashSet<>();
+
+    public void addResult(PartialImportResult result) {
+        System.out.println("PartialImportResults: add " + result.getResourceName() + " action=" + result.getAction());
+        importResults.add(result);
+    }
+
+    public void addAllResults(PartialImportResults results) {
+        importResults.addAll(results.getResults());
+    }
+
+    public int getAdded() {
+        int added = 0;
+        for (PartialImportResult result : importResults) {
+            if (result.getAction() == Action.ADDED) added++;
+        }
+
+        return added;
+    }
+
+    public int getOverwritten() {
+        int overwritten = 0;
+        for (PartialImportResult result : importResults) {
+            System.out.println("action=" + result.getAction());
+            if (result.getAction() == Action.OVERWRITTEN) overwritten++;
+        }
+
+        return overwritten;
+    }
+
+    public int getSkipped() {
+        int skipped = 0;
+        for (PartialImportResult result : importResults) {
+            if (result.getAction() == Action.SKIPPED) skipped++;
+        }
+
+        return skipped;
+    }
+
+    public Set<PartialImportResult> getResults() {
+        return importResults;
+    }
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/RealmRolesPartialImport.java b/services/src/main/java/org/keycloak/partialimport/RealmRolesPartialImport.java
new file mode 100644
index 0000000..473df84
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/RealmRolesPartialImport.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package org.keycloak.partialimport;
+
+import java.util.List;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.RoleModel;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.representations.idm.RoleRepresentation;
+import org.keycloak.services.resources.admin.RoleResource;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class RealmRolesPartialImport extends AbstractPartialImport<RoleRepresentation> {
+
+    @Override
+    public List<RoleRepresentation> getRepList(PartialImportRepresentation partialImportRep) {
+        if (partialImportRep.getRoles() == null) return null;
+        return partialImportRep.getRoles().getRealm();
+    }
+
+    @Override
+    public String getName(RoleRepresentation roleRep) {
+        if (roleRep.getName() == null)
+            throw new IllegalStateException("Realm role to import does not have a name");
+        return roleRep.getName();
+    }
+
+    @Override
+    public boolean exists(RealmModel realm, KeycloakSession session, RoleRepresentation roleRep) {
+        for (RoleModel role : realm.getRoles()) {
+            if (getName(roleRep).equals(role.getName())) return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public String existsMessage(RoleRepresentation roleRep) {
+        return "Realm role '" + getName(roleRep) + "' already exists.";
+    }
+
+    @Override
+    public ResourceType getResourceType() {
+        return ResourceType.REALM_ROLE;
+    }
+
+    @Override
+    public void overwrite(RealmModel realm, KeycloakSession session, RoleRepresentation roleRep) {
+        checkForComposite(roleRep);
+        RoleModel role = realm.getRole(getName(roleRep));
+        checkForOverwriteComposite(role);
+        RoleHelper helper = new RoleHelper(realm);
+        helper.updateRole(roleRep, role);
+    }
+
+    private void checkForComposite(RoleRepresentation roleRep) {
+        if (roleRep.isComposite()) {
+            throw new IllegalArgumentException("Composite role '" + getName(roleRep) + "' can not be partially imported");
+        }
+    }
+
+    private void checkForOverwriteComposite(RoleModel role) {
+        if (role.isComposite()) {
+            throw new IllegalArgumentException("Composite role '" + role.getName() + "' can not be overwritten.");
+        }
+    }
+
+    @Override
+    public void create(RealmModel realm, KeycloakSession session, RoleRepresentation roleRep) {
+        checkForComposite(roleRep);
+        realm.addRole(getName(roleRep));
+        overwrite(realm, session, roleRep);
+    }
+
+    public static class RoleHelper extends RoleResource {
+        public RoleHelper(RealmModel realm) {
+            super(realm);
+        }
+
+        @Override
+        protected void updateRole(RoleRepresentation rep, RoleModel role) {
+            super.updateRole(rep, role);
+        }
+    }
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/ResourceType.java b/services/src/main/java/org/keycloak/partialimport/ResourceType.java
new file mode 100644
index 0000000..5aefe7d
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/ResourceType.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+/**
+ *
+ * @author ssilvert
+ */
+public enum ResourceType {
+    USER, CLIENT, IDP, REALM_ROLE, CLIENT_ROLE;
+
+    @Override
+    public String toString() {
+        switch(this) {
+            case USER: return "User";
+            case CLIENT: return "Client";
+            case IDP: return "Identity Provider";
+            case REALM_ROLE: return "Realm Role";
+            case CLIENT_ROLE: return "Client Role";
+            default: return super.toString();
+        }
+    }
+}
diff --git a/services/src/main/java/org/keycloak/partialimport/UsersPartialImport.java b/services/src/main/java/org/keycloak/partialimport/UsersPartialImport.java
new file mode 100644
index 0000000..7080d6a
--- /dev/null
+++ b/services/src/main/java/org/keycloak/partialimport/UsersPartialImport.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @author tags. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package org.keycloak.partialimport;
+
+import java.util.List;
+import java.util.Map;
+import org.keycloak.models.ClientModel;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.RealmModel;
+import org.keycloak.models.UserModel;
+import org.keycloak.models.utils.RepresentationToModel;
+import org.keycloak.representations.idm.PartialImportRepresentation;
+import org.keycloak.representations.idm.UserRepresentation;
+import org.keycloak.services.resources.admin.UsersResource;
+
+/**
+ *
+ * @author Stan Silvert ssilvert@redhat.com (C) 2015 Red Hat Inc.
+ */
+public class UsersPartialImport extends AbstractPartialImport<UserRepresentation> {
+
+    @Override
+    public List<UserRepresentation> getRepList(PartialImportRepresentation partialImportRep) {
+        return partialImportRep.getUsers();
+    }
+
+    @Override
+    public String getName(UserRepresentation user) {
+        return user.getUsername();
+    }
+
+    @Override
+    public boolean exists(RealmModel realm, KeycloakSession session, UserRepresentation user) {
+        return userNameExists(realm, session, user) || userEmailExists(realm, session, user);
+    }
+
+    private boolean userNameExists(RealmModel realm, KeycloakSession session, UserRepresentation user) {
+        return session.users().getUserByUsername(user.getUsername(), realm) != null;
+    }
+
+    private boolean userEmailExists(RealmModel realm, KeycloakSession session, UserRepresentation user) {
+        return (user.getEmail() != null) &&
+               (session.users().getUserByEmail(user.getEmail(), realm) != null);
+    }
+
+    @Override
+    public String existsMessage(UserRepresentation user) {
+        if (user.getEmail() == null) {
+            return "User with user name " + getName(user) + " already exists.";
+        }
+
+        return "User with user name " + getName(user) + " or with email " + user.getEmail() + " already exists.";
+    }
+
+    @Override
+    public ResourceType getResourceType() {
+        return ResourceType.USER;
+    }
+
+    @Override
+    public void overwrite(RealmModel realm, KeycloakSession session, UserRepresentation user) {
+        UserModel userModel = session.users().getUserByUsername(user.getUsername(), realm);
+        UsersResource.updateUserFromRep(userModel, user, null, realm, session);
+    }
+
+    @Override
+    public void create(RealmModel realm, KeycloakSession session, UserRepresentation user) {
+        Map<String, ClientModel> apps = realm.getClientNameMap();
+        user.setId(null);
+        RepresentationToModel.createUser(session, realm, user, apps);
+    }
+
+}
diff --git a/services/src/main/java/org/keycloak/services/resources/admin/ClientResource.java b/services/src/main/java/org/keycloak/services/resources/admin/ClientResource.java
index 03b0636..30d7846 100755
--- a/services/src/main/java/org/keycloak/services/resources/admin/ClientResource.java
+++ b/services/src/main/java/org/keycloak/services/resources/admin/ClientResource.java
@@ -67,7 +67,7 @@ public class ClientResource {
     private AdminEventBuilder adminEvent;
     protected ClientModel client;
     protected KeycloakSession session;
-    
+
     @Context
     protected UriInfo uriInfo;
 
@@ -106,11 +106,7 @@ public class ClientResource {
         auth.requireManage();
 
         try {
-            if (TRUE.equals(rep.isServiceAccountsEnabled()) && !client.isServiceAccountsEnabled()) {
-                new ClientManager(new RealmManager(session)).enableServiceAccount(client);;
-            }
-
-            RepresentationToModel.updateClient(rep, client);
+            updateClientFromRep(rep, client, session);
             adminEvent.operation(OperationType.UPDATE).resourcePath(uriInfo).representation(rep).success();
             return Response.noContent().build();
         } catch (ModelDuplicateException e) {
@@ -118,6 +114,13 @@ public class ClientResource {
         }
     }
 
+    public static void updateClientFromRep(ClientRepresentation rep, ClientModel client, KeycloakSession session) throws ModelDuplicateException {
+        if (TRUE.equals(rep.isServiceAccountsEnabled()) && !client.isServiceAccountsEnabled()) {
+            new ClientManager(new RealmManager(session)).enableServiceAccount(client);
+        }
+
+        RepresentationToModel.updateClient(rep, client);
+    }
 
     /**
      * Get representation of the client
@@ -365,9 +368,9 @@ public class ClientResource {
         auth.requireManage();
         adminEvent.operation(OperationType.ACTION).resourcePath(uriInfo).success();
         return new ResourceAdminManager(session).pushClientRevocationPolicy(uriInfo.getRequestUri(), realm, client);
-    
+
     }
-    
+
     /**
      * Get application session count
      *
diff --git a/services/src/main/java/org/keycloak/services/resources/admin/IdentityProviderResource.java b/services/src/main/java/org/keycloak/services/resources/admin/IdentityProviderResource.java
index b49cf91..f824a0e 100755
--- a/services/src/main/java/org/keycloak/services/resources/admin/IdentityProviderResource.java
+++ b/services/src/main/java/org/keycloak/services/resources/admin/IdentityProviderResource.java
@@ -58,7 +58,7 @@ public class IdentityProviderResource {
     private final KeycloakSession session;
     private final IdentityProviderModel identityProviderModel;
     private final AdminEventBuilder adminEvent;
-    
+
     @Context private UriInfo uriInfo;
 
     public IdentityProviderResource(RealmAuth auth, RealmModel realm, KeycloakSession session, IdentityProviderModel identityProviderModel, AdminEventBuilder adminEvent) {
@@ -94,9 +94,9 @@ public class IdentityProviderResource {
         this.auth.requireManage();
 
         this.realm.removeIdentityProviderByAlias(this.identityProviderModel.getAlias());
-        
+
         adminEvent.operation(OperationType.DELETE).resourcePath(uriInfo).success();
-        
+
         return Response.noContent().build();
     }
 
@@ -113,30 +113,34 @@ public class IdentityProviderResource {
         try {
             this.auth.requireManage();
 
-            String internalId = providerRep.getInternalId();
-            String newProviderId = providerRep.getAlias();
-            String oldProviderId = getProviderIdByInternalId(this.realm, internalId);
-
-            this.realm.updateIdentityProvider(RepresentationToModel.toModel(realm, providerRep));
-
-            if (oldProviderId != null && !oldProviderId.equals(newProviderId)) {
+            updateIdpFromRep(providerRep, realm, session);
 
-                // Admin changed the ID (alias) of identity provider. We must update all clients and users
-                logger.debug("Changing providerId in all clients and linked users. oldProviderId=" + oldProviderId + ", newProviderId=" + newProviderId);
-
-                updateUsersAfterProviderAliasChange(this.session.users().getUsers(this.realm, false), oldProviderId, newProviderId);
-            }
-            
             adminEvent.operation(OperationType.UPDATE).resourcePath(uriInfo).representation(providerRep).success();
-            
+
             return Response.noContent().build();
         } catch (ModelDuplicateException e) {
             return ErrorResponse.exists("Identity Provider " + providerRep.getAlias() + " already exists");
         }
     }
 
+    public static void updateIdpFromRep(IdentityProviderRepresentation providerRep, RealmModel realm, KeycloakSession session) {
+        String internalId = providerRep.getInternalId();
+        String newProviderId = providerRep.getAlias();
+        String oldProviderId = getProviderIdByInternalId(realm, internalId);
+
+        realm.updateIdentityProvider(RepresentationToModel.toModel(realm, providerRep));
+
+        if (oldProviderId != null && !oldProviderId.equals(newProviderId)) {
+
+            // Admin changed the ID (alias) of identity provider. We must update all clients and users
+            logger.debug("Changing providerId in all clients and linked users. oldProviderId=" + oldProviderId + ", newProviderId=" + newProviderId);
+
+            updateUsersAfterProviderAliasChange(session.users().getUsers(realm, false), oldProviderId, newProviderId, realm, session);
+        }
+    }
+
     // return ID of IdentityProvider from realm based on internalId of this provider
-    private String getProviderIdByInternalId(RealmModel realm, String providerInternalId) {
+    private static String getProviderIdByInternalId(RealmModel realm, String providerInternalId) {
         List<IdentityProviderModel> providerModels = realm.getIdentityProviders();
         for (IdentityProviderModel providerModel : providerModels) {
             if (providerModel.getInternalId().equals(providerInternalId)) {
@@ -147,17 +151,17 @@ public class IdentityProviderResource {
         return null;
     }
 
-    private void updateUsersAfterProviderAliasChange(List<UserModel> users, String oldProviderId, String newProviderId) {
+    private static void updateUsersAfterProviderAliasChange(List<UserModel> users, String oldProviderId, String newProviderId, RealmModel realm, KeycloakSession session) {
         for (UserModel user : users) {
-            FederatedIdentityModel federatedIdentity = this.session.users().getFederatedIdentity(user, oldProviderId, this.realm);
+            FederatedIdentityModel federatedIdentity = session.users().getFederatedIdentity(user, oldProviderId, realm);
             if (federatedIdentity != null) {
                 // Remove old link first
-                this.session.users().removeFederatedIdentity(this.realm, user, oldProviderId);
+                session.users().removeFederatedIdentity(realm, user, oldProviderId);
 
                 // And create new
                 FederatedIdentityModel newFederatedIdentity = new FederatedIdentityModel(newProviderId, federatedIdentity.getUserId(), federatedIdentity.getUserName(),
                         federatedIdentity.getToken());
-                this.session.users().addFederatedIdentity(this.realm, user, newFederatedIdentity);
+                session.users().addFederatedIdentity(realm, user, newFederatedIdentity);
             }
         }
     }
@@ -263,10 +267,10 @@ public class IdentityProviderResource {
         auth.requireManage();
         IdentityProviderMapperModel model = RepresentationToModel.toModel(mapper);
         model = realm.addIdentityProviderMapper(model);
-        
+
         adminEvent.operation(OperationType.CREATE).resourcePath(uriInfo, model.getId())
             .representation(mapper).success();
-        
+
         return Response.created(uriInfo.getAbsolutePathBuilder().path(model.getId()).build()).build();
 
     }
diff --git a/services/src/main/java/org/keycloak/services/resources/admin/RealmAdminResource.java b/services/src/main/java/org/keycloak/services/resources/admin/RealmAdminResource.java
index 9d144e4..b21649f 100755
--- a/services/src/main/java/org/keycloak/services/resources/admin/RealmAdminResource.java
+++ b/services/src/main/java/org/keycloak/services/resources/admin/RealmAdminResource.java
@@ -66,6 +66,8 @@ import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
 import java.util.regex.PatternSyntaxException;
+import org.keycloak.partialimport.PartialImportManager;
+import org.keycloak.representations.idm.PartialImportRepresentation;
 
 /**
  * Base resource class for the admin REST api of one realm
@@ -241,7 +243,7 @@ public class RealmAdminResource {
             for (final UserFederationProviderModel fedProvider : federationProviders) {
                 usersSyncManager.refreshPeriodicSyncForProvider(session.getKeycloakSessionFactory(), session.getProvider(TimerProvider.class), fedProvider, realm.getId());
             }
-            
+
             adminEvent.operation(OperationType.UPDATE).representation(rep).success();
             return Response.noContent().build();
         } catch (PatternSyntaxException e) {
@@ -466,7 +468,7 @@ public class RealmAdminResource {
         if (user != null) {
             query.user(user);
         }
-        
+
         if(dateFrom != null) {
             SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
             Date from = null;
@@ -477,7 +479,7 @@ public class RealmAdminResource {
             }
             query.fromDate(from);
         }
-        
+
         if(dateTo != null) {
             SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
             Date to = null;
@@ -501,7 +503,7 @@ public class RealmAdminResource {
 
         return query.getResultList();
     }
-    
+
     /**
      * Get admin events
      *
@@ -540,15 +542,15 @@ public class RealmAdminResource {
         if (authClient != null) {
             query.authClient(authClient);
         }
-        
+
         if (authUser != null) {
             query.authUser(authUser);
         }
-        
+
         if (authIpAddress != null) {
             query.authIpAddress(authIpAddress);
         }
-        
+
         if (resourcePath != null) {
             query.resourcePath(resourcePath);
         }
@@ -561,7 +563,7 @@ public class RealmAdminResource {
             }
             query.operation(t);
         }
-        
+
         if(dateFrom != null) {
             SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
             Date from = null;
@@ -572,7 +574,7 @@ public class RealmAdminResource {
             }
             query.fromTime(from);
         }
-        
+
         if(dateTo != null) {
             SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
             Date to = null;
@@ -606,7 +608,7 @@ public class RealmAdminResource {
         EventStoreProvider eventStore = session.getProvider(EventStoreProvider.class);
         eventStore.clear(realm.getId());
     }
-    
+
     /**
      * Delete all admin events
      *
@@ -709,5 +711,19 @@ public class RealmAdminResource {
         return ModelToRepresentation.toGroupHierarchy(found, true);
     }
 
-
+    /**
+     * Partial import from a JSON file to an existing realm.
+     *
+     * @param uriInfo
+     * @param rep
+     * @return
+     */
+    @Path("partialImport")
+    @POST
+    @Consumes(MediaType.APPLICATION_JSON)
+    public Response partialImport(final @Context UriInfo uriInfo, PartialImportRepresentation rep) {
+        auth.requireManage();
+        PartialImportManager partialImport = new PartialImportManager(rep, session, realm, uriInfo, adminEvent);
+        return partialImport.saveResources();
+    }
 }
diff --git a/services/src/main/java/org/keycloak/services/resources/admin/UsersResource.java b/services/src/main/java/org/keycloak/services/resources/admin/UsersResource.java
index 67bd67e..f78f33f 100755
--- a/services/src/main/java/org/keycloak/services/resources/admin/UsersResource.java
+++ b/services/src/main/java/org/keycloak/services/resources/admin/UsersResource.java
@@ -150,7 +150,7 @@ public class UsersResource {
                 }
             }
 
-            updateUserFromRep(user, rep, attrsToRemove);
+            updateUserFromRep(user, rep, attrsToRemove, realm, session);
             adminEvent.operation(OperationType.UPDATE).resourcePath(uriInfo).representation(rep).success();
 
             if (session.getTransaction().isActive()) {
@@ -189,7 +189,7 @@ public class UsersResource {
         try {
             UserModel user = session.users().addUser(realm, rep.getUsername());
             Set<String> emptySet = Collections.emptySet();
-            updateUserFromRep(user, rep, emptySet);
+            updateUserFromRep(user, rep, emptySet, realm, session);
 
             adminEvent.operation(OperationType.CREATE).resourcePath(uriInfo, user.getId()).representation(rep).success();
 
@@ -206,7 +206,7 @@ public class UsersResource {
         }
     }
 
-    private void updateUserFromRep(UserModel user, UserRepresentation rep, Set<String> attrsToRemove) {
+    public static void updateUserFromRep(UserModel user, UserRepresentation rep, Set<String> attrsToRemove, RealmModel realm, KeycloakSession session) {
         if (realm.isEditUsernameAllowed()) {
             user.setUsername(rep.getUsername());
         }