requests-simulator

added DELETE method, requirements, inheritance of links and

2/28/2019 12:00:04 PM

Details

diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Profile.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Profile.java
index 3a2e8ae..69f2de8 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Profile.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Profile.java
@@ -27,8 +27,12 @@ public class Profile {
         this.urlHasRequestPlan = urlHasRequestPlan;
         Map<String, RequestPlan> rootsReferences = new HashMap<>(this.urlHasRequestPlan);
         this.urlHasRequestPlan.values().forEach(requestPlan -> {
-            requestPlan.linksReferences().forEach(linkReference -> {
-                rootsReferences.remove(linkReference);
+            if (requestPlan.links().count() == 0) {
+                rootsReferences.remove(requestPlan.getReference());
+                return;
+            }
+            requestPlan.links().forEach(linkReference -> {
+                rootsReferences.remove(linkReference.getReference());
             });
         });
         this.roots = rootsReferences.values();
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/ProfileReader.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/ProfileReader.java
index 676c68c..e7af81d 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/ProfileReader.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/ProfileReader.java
@@ -7,13 +7,18 @@ package br.ufrgs.inf.prosoft.requestssimulator;
 
 import br.ufrgs.inf.prosoft.requestssimulator.requests.RequestPlan;
 import com.google.gson.Gson;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.function.Consumer;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
@@ -36,20 +41,45 @@ public class ProfileReader {
         Gson gson = new Gson();
         JsonParser jsonParser = new JsonParser();
         JsonObject jsonObject = jsonParser.parse(fileContent).getAsJsonObject();
-        jsonObject.entrySet().forEach((entry) -> {
+        jsonObject.entrySet().forEach(entry -> {
             RequestPlan requestPlan = gson.fromJson(entry.getValue(), RequestPlan.class);
             urlHasRequestPlan.put(entry.getKey(), requestPlan);
         });
-        Map<String, RequestPlan> rootsReferences = new HashMap<>(urlHasRequestPlan);
-        urlHasRequestPlan.values().forEach(requestPlan -> {
-            requestPlan.linksReferences().forEach(linkReference -> {
-                RequestPlan reference = urlHasRequestPlan.get(linkReference);
-                if (reference == null) {
-                    throw new RuntimeException("link not declared");
-                }
-                requestPlan.addLink(reference);
-                rootsReferences.remove(linkReference);
-            });
+        jsonObject.entrySet().forEach(entry -> {
+            RequestPlan requestPlan = urlHasRequestPlan.get(entry.getKey());
+            Collection<String> linksReferences = new ArrayList<>();
+            JsonObject jsonRequestPlan = entry.getValue().getAsJsonObject();
+            JsonElement linksReferencesElement = jsonRequestPlan.get("linksReferences");
+            if (linksReferencesElement != null) {
+                linksReferencesElement.getAsJsonArray().forEach(array -> {
+                    linksReferences.add(array.getAsString());
+                });
+                linksReferences.forEach(new Consumer<String>() {
+                    @Override
+                    public void accept(String linkReference) {
+                        RequestPlan link;
+                        if (linkReference.charAt(0) == '*') {
+                            link = urlHasRequestPlan.get(linkReference.substring(1));
+                            link.links().forEach(referenceToCopy -> {
+                                accept(referenceToCopy.getReference());
+                            });
+                        } else {
+                            link = urlHasRequestPlan.get(linkReference);
+                            if (link == null) {
+                                throw new RuntimeException("link not declared");
+                            }
+                            requestPlan.addLink(link);
+                        }
+                    }
+                });
+            }
+            JsonElement requirementsReferences = jsonRequestPlan.get("requirementsReferences");
+            if (requirementsReferences != null) {
+                requirementsReferences.getAsJsonArray().forEach(requirementReference -> {
+                    RequestPlan link = urlHasRequestPlan.get(requirementReference.getAsString());
+                    requestPlan.addRequirement(link);
+                });
+            }
         });
         Profile profile = new Profile(urlHasRequestPlan);
         return profile;
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/DeleteRequest.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/DeleteRequest.java
new file mode 100644
index 0000000..00486d7
--- /dev/null
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/DeleteRequest.java
@@ -0,0 +1,68 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package br.ufrgs.inf.prosoft.requestssimulator.requests;
+
+import br.ufrgs.inf.prosoft.requestssimulator.Session;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.stream.Collectors;
+
+/**
+ *
+ * @author romulo
+ */
+public class DeleteRequest extends Request {
+
+    protected DeleteRequest(RequestPlan requestPlan, Session session, String URL) {
+        super(requestPlan, session, URL);
+    }
+
+    protected DeleteRequest(RequestPlan requestPlan, Session session, String URL, String headers) {
+        super(requestPlan, session, URL, headers);
+    }
+
+    @Override
+    public void fireRequest() {
+        HttpURLConnection httpURLConnection = null;
+        try {
+            String stringURL = fillPropertyVariable(getURL());
+            URL url = new URL(stringURL);
+            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+            httpURLConnection = connection;
+            connection.setRequestMethod("DELETE");
+            headers().forEach(entry -> {
+                String value = fillPropertyVariable(entry.getValue());
+                connection.setRequestProperty(entry.getKey(), value);
+            });
+            int responseCode = connection.getResponseCode();
+            if (responseCode < 400) {
+                Logger.getGlobal().log(Level.INFO, "{0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
+                try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+                    String response = bufferedReader.lines().collect(Collectors.joining());
+                    processResponse(response);
+                }
+            } else {
+                Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
+            }
+        } catch (MalformedURLException ex) {
+            Logger.getGlobal().log(Level.SEVERE, "Malormed URL");
+        } catch (IOException ex) {
+            Logger.getGlobal().log(Level.SEVERE, "IOException");
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        } finally {
+            if (httpURLConnection != null) {
+                httpURLConnection.disconnect();
+            }
+        }
+    }
+}
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/GetRequest.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/GetRequest.java
index ce1a787..48b47d8 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/GetRequest.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/GetRequest.java
@@ -31,26 +31,27 @@ public class GetRequest extends Request {
     }
 
     @Override
-    public void fire() {
+    public void fireRequest() {
         HttpURLConnection httpURLConnection = null;
         try {
-            URL url = new URL(getURL());
+            String stringURL = fillPropertyVariable(getURL());
+            URL url = new URL(stringURL);
             HttpURLConnection connection = (HttpURLConnection) url.openConnection();
             httpURLConnection = connection;
             connection.setRequestMethod("GET");
-            forEachHeader((key, value) -> {
-                value = fillPropertyVariable(value);
-                connection.setRequestProperty(key, value);
+            headers().forEach(entry -> {
+                String value = fillPropertyVariable(entry.getValue());
+                connection.setRequestProperty(entry.getKey(), value);
             });
             int responseCode = connection.getResponseCode();
             if (responseCode < 400) {
-                Logger.getGlobal().log(Level.INFO, "{0} {1}", new Object[]{getMethod(), getURL()});
+                Logger.getGlobal().log(Level.INFO, "{0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
                 try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
                     String response = bufferedReader.lines().collect(Collectors.joining());
                     processResponse(response);
                 }
             } else {
-                Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), getURL()});
+                Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
             }
         } catch (MalformedURLException ex) {
             Logger.getGlobal().log(Level.SEVERE, "Malormed URL");
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/MultipartRequest.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/MultipartRequest.java
index 0118c71..ad1357e 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/MultipartRequest.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/MultipartRequest.java
@@ -12,10 +12,10 @@ import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.function.BiConsumer;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 import org.apache.http.HttpEntity;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
@@ -45,7 +45,7 @@ public class MultipartRequest extends Request {
         return this.forms;
     }
 
-    public void forEachForm(BiConsumer<? super String, ? super String> forEach) {
+    public Stream<Map.Entry<String, String>> forms() {
         Map<String, String> forms = new HashMap<>();
         if (this.forms != null) {
             String[] formsPairs = this.forms.split("; ");
@@ -54,38 +54,39 @@ public class MultipartRequest extends Request {
                 forms.put(pair[0], pair[1]);
             }
         }
-        forms.forEach(forEach);
+        return forms.entrySet().stream();
     }
 
     @Override
-    public void fire() {
+    public void fireRequest() {
         try (CloseableHttpClient httpClient = HttpClientBuilder.create().build()) {
-            HttpPost httpPost = new HttpPost(getURL());
+            String stringURL = fillPropertyVariable(getURL());
+            HttpPost httpPost = new HttpPost(stringURL);
             MultipartEntityBuilder multipartEntityBuilder = MultipartEntityBuilder.create();
-            forEachForm((key, value) -> {
-                if (key.equals("file")) {
-                    File file = new File(value);
-                    multipartEntityBuilder.addBinaryBody(key, file);
+            forms().forEach(entry -> {
+                if (entry.getKey().equals("file")) {
+                    File file = new File(entry.getValue());
+                    multipartEntityBuilder.addBinaryBody(entry.getKey(), file);
                 } else {
-                    multipartEntityBuilder.addTextBody(key, value);
+                    multipartEntityBuilder.addTextBody(entry.getKey(), entry.getValue());
                 }
             });
             HttpEntity httpEntity = multipartEntityBuilder.build();
             httpPost.setEntity(httpEntity);
-            forEachHeader((key, value) -> {
-                value = fillPropertyVariable(value);
-                httpPost.setHeader(key, value);
+            headers().forEach(entry -> {
+                String value = fillPropertyVariable(entry.getValue());
+                httpPost.setHeader(entry.getKey(), value);
             });
             try (CloseableHttpResponse closeableHttpResponse = httpClient.execute(httpPost)) {
                 int responseCode = closeableHttpResponse.getStatusLine().getStatusCode();
                 if (responseCode < 400) {
-                    Logger.getGlobal().log(Level.INFO, "{0} {1}", new Object[]{getMethod(), getURL()});
+                Logger.getGlobal().log(Level.INFO, "{0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
                     try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(closeableHttpResponse.getEntity().getContent()))) {
                         String response = bufferedReader.lines().collect(Collectors.joining());
                         processResponse(response);
                     }
                 } else {
-                    Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), getURL()});
+                    Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
                 }
             }
         } catch (IOException e) {
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/PostRequest.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/PostRequest.java
index 2af7b03..43bb371 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/PostRequest.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/PostRequest.java
@@ -40,16 +40,17 @@ public class PostRequest extends Request {
     }
 
     @Override
-    public void fire() {
+    protected void fireRequest() {
         HttpURLConnection httpURLConnection = null;
         try {
-            URL url = new URL(getURL());
+            String stringURL = fillPropertyVariable(getURL());
+            URL url = new URL(stringURL);
             HttpURLConnection connection = (HttpURLConnection) url.openConnection();
             httpURLConnection = connection;
             connection.setRequestMethod("POST");
-            forEachHeader((key, value) -> {
-                value = fillPropertyVariable(value);
-                connection.setRequestProperty(key, value);
+            headers().forEach(entry -> {
+                String value = fillPropertyVariable(entry.getValue());
+                connection.setRequestProperty(entry.getKey(), value);
             });
             connection.setDoOutput(true);
             try (OutputStream outputStream = connection.getOutputStream()) {
@@ -57,13 +58,13 @@ public class PostRequest extends Request {
             }
             int responseCode = connection.getResponseCode();
             if (responseCode < 400) {
-                Logger.getGlobal().log(Level.INFO, "{0} {1}", new Object[]{getMethod(), getURL()});
+                Logger.getGlobal().log(Level.INFO, "{0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
                 try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
                     String response = bufferedReader.lines().collect(Collectors.joining());
                     processResponse(response);
                 }
             } else {
-                Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), getURL()});
+                Logger.getGlobal().log(Level.SEVERE, "error {0} on {1} {2}", new Object[]{responseCode, getMethod(), stringURL});
             }
         } catch (MalformedURLException ex) {
             Logger.getGlobal().log(Level.SEVERE, "Malormed URL");
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/Request.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/Request.java
index 38ba8ec..c936610 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/Request.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/Request.java
@@ -11,10 +11,10 @@ import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 import java.util.logging.Level;
 import java.util.logging.Logger;
+import java.util.stream.Stream;
 
 /**
  *
@@ -53,7 +53,7 @@ public abstract class Request {
         return this.headers;
     }
 
-    public void forEachHeader(BiConsumer<? super String, ? super String> forEach) {
+    public Stream<Map.Entry<String, String>> headers() {
         Map<String, String> headers = new HashMap<>();
         if (this.headers != null && !this.headers.isEmpty()) {
             String[] headerPairs = this.headers.split("; ");
@@ -66,7 +66,7 @@ public abstract class Request {
                 }
             }
         }
-        headers.forEach(forEach);
+        return headers.entrySet().stream();
     }
 
     public Request pickNextRequest(Session session) {
@@ -78,25 +78,36 @@ public abstract class Request {
             Logger.getGlobal().log(Level.SEVERE, "empty response");
             return;
         }
-        if (!this.requestPlan.storeFields()) {
-            return;
-        }
-        this.requestPlan.forEachStoreField(new Consumer<String>() {
+        this.requestPlan.storeFields().forEach(new Consumer<String>() {
 
             private final JsonParser jsonParser;
             private final JsonObject jsonObject;
 
             {
                 this.jsonParser = new JsonParser();
-                this.jsonObject = this.jsonParser.parse(response).getAsJsonObject();
+                JsonElement jsonElement = this.jsonParser.parse(response);
+                if (jsonElement.isJsonObject()) {
+                    this.jsonObject = this.jsonParser.parse(response).getAsJsonObject();
+                } else {
+                    this.jsonObject = null;
+                }
             }
 
             @Override
             public void accept(String storeField) {
-                JsonElement jsonElement = this.jsonObject.get(storeField);
-                if (jsonElement == null) {
-                    Logger.getGlobal().log(Level.SEVERE, "field {0} not present", storeField);
-                    return;
+                String[] storeSequence = storeField.split("#");
+                JsonObject jsonObject = this.jsonObject;
+                JsonElement jsonElement = null;
+
+                for (String storeLevel : storeSequence) {
+                    jsonElement = jsonObject.get(storeLevel);
+                    if (jsonElement == null) {
+                        Logger.getGlobal().log(Level.SEVERE, "field {0} not present", storeField);
+                        return;
+                    }
+                    if (jsonElement.isJsonObject()) {
+                        jsonObject = jsonElement.getAsJsonObject();
+                    }
                 }
                 String storedValue = jsonElement.getAsString();
                 storeValue(storeField, storedValue);
@@ -123,7 +134,18 @@ public abstract class Request {
         return filledProperty;
     }
 
-    public abstract void fire();
+    public void fire() {
+        this.requestPlan.requirements().forEach(requirement -> {
+            boolean unfired = requirement.storeFields()
+                    .anyMatch(field -> this.session.getStoredValue(field) == null);
+            if (unfired) {
+                requirement.build(this.session).fire();
+            }
+        });
+        fireRequest();
+    }
+
+    protected abstract void fireRequest();
 
     public final JsonObject toJsonObject() {
         JsonObject jsonObject = new JsonObject();
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/RequestPlan.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/RequestPlan.java
index 2b37d44..e36c1b6 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/RequestPlan.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/requests/RequestPlan.java
@@ -11,7 +11,6 @@ import java.util.Collection;
 import java.util.List;
 import java.util.Objects;
 import java.util.Random;
-import java.util.function.Consumer;
 import java.util.stream.Stream;
 
 /**
@@ -23,10 +22,10 @@ public class RequestPlan {
     private final String method;
     private final String URL;
     private final String data;
-    private Collection<String> linksReferences;
     private List<RequestPlan> getLinks;
     private List<RequestPlan> postLinks;
     private Collection<String> storeFields;
+    private Collection<RequestPlan> requirements;
     private String headers;
     private String forms;
 
@@ -92,11 +91,17 @@ public class RequestPlan {
         return this;
     }
 
-    public Stream<String> linksReferences() {
-        if (this.linksReferences == null) {
+    public Stream<RequestPlan> links() {
+        if (this.getLinks == null && this.postLinks == null) {
             return Stream.empty();
         }
-        return this.linksReferences.stream();
+        if (this.getLinks != null && this.postLinks != null) {
+            return Stream.concat(this.getLinks.stream(), this.postLinks.stream());
+        }
+        if (this.getLinks != null) {
+            return this.getLinks.stream();
+        }
+        return this.postLinks.stream();
     }
 
     public RequestPlan addLink(RequestPlan requestPlan) {
@@ -119,12 +124,26 @@ public class RequestPlan {
         return this;
     }
 
-    protected boolean storeFields() {
-        return this.storeFields != null && !this.storeFields.isEmpty();
+    public RequestPlan addRequirement(RequestPlan requestPlan) {
+        if (this.requirements == null) {
+            this.requirements = new ArrayList<>();
+        }
+        this.requirements.add(requestPlan);
+        return this;
+    }
+
+    protected Stream<RequestPlan> requirements() {
+        if (this.requirements == null || this.requirements.isEmpty()) {
+            return Stream.empty();
+        }
+        return this.requirements.stream();
     }
 
-    protected void forEachStoreField(Consumer<? super String> forEach) {
-        this.storeFields.forEach(forEach);
+    protected Stream<String> storeFields() {
+        if (this.storeFields == null || this.storeFields.isEmpty()) {
+            return Stream.empty();
+        }
+        return this.storeFields.stream();
     }
 
     public Request pickNextRequest(Session session) {
diff --git a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Session.java b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Session.java
index 6a623c8..c7a363f 100644
--- a/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Session.java
+++ b/src/main/java/br/ufrgs/inf/prosoft/requestssimulator/Session.java
@@ -62,7 +62,12 @@ public class Session {
                 throw new RuntimeException("root within cycle");
             }
             if (this.roots.size() == 1) {
-                return this.roots.stream().findAny().get().pickNextRequest(this);
+                RequestPlan requestPlan = this.roots.stream().findAny().get();
+                try {
+                    return requestPlan.build(this);
+                } catch (RuntimeException ex) {
+                    return requestPlan.pickNextRequest(this);
+                }
             }
             currentRequest = RequestPlan.get("root")
                     .addLinks(this.roots)