/*
* Copyright 2010-2011 Ning, Inc.
*
* Ning licenses this file to you 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 com.ning.billing.junction.block;
import java.util.UUID;
import com.ning.billing.ErrorCode;
import com.ning.billing.account.api.Account;
import com.ning.billing.entitlement.api.user.EntitlementUserApi;
import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
import com.ning.billing.entitlement.api.user.Subscription;
import com.ning.billing.entitlement.api.user.SubscriptionBundle;
import com.ning.billing.junction.api.Blockable;
import com.ning.billing.junction.api.BlockingApiException;
import com.ning.billing.junction.api.BlockingState;
import com.ning.billing.junction.dao.BlockingStateDao;
import com.ning.billing.util.callcontext.InternalTenantContext;
import com.google.inject.Inject;
public class DefaultBlockingChecker implements BlockingChecker {
private static class BlockingAggregator {
private boolean blockChange = false;
private boolean blockEntitlement = false;
private boolean blockBilling = false;
public void or(final BlockingState state) {
if (state == null) {
return;
}
blockChange = blockChange || state.isBlockChange();
blockEntitlement = blockEntitlement || state.isBlockEntitlement();
blockBilling = blockBilling || state.isBlockBilling();
}
public void or(final BlockingAggregator state) {
if (state == null) {
return;
}
blockChange = blockChange || state.isBlockChange();
blockEntitlement = blockEntitlement || state.isBlockEntitlement();
blockBilling = blockBilling || state.isBlockBilling();
}
public boolean isBlockChange() {
return blockChange;
}
public boolean isBlockEntitlement() {
return blockEntitlement;
}
public boolean isBlockBilling() {
return blockBilling;
}
}
private static final Object TYPE_SUBSCRIPTION = "Subscription";
private static final Object TYPE_BUNDLE = "Bundle";
private static final Object TYPE_ACCOUNT = "ACCOUNT";
private static final Object ACTION_CHANGE = "Change";
private static final Object ACTION_ENTITLEMENT = "Entitlement";
private static final Object ACTION_BILLING = "Billing";
// FIX_API
// We should use the internal API, however, doing so will return UnsupportedOperationException
// as objects will not be BlockingSubscriptioneBundle but SubscriptionBundleData
// We could create Blocking API for our internal API and have them return the correct objects
//private final EntitlementInternalApi entitlementApi;
private final EntitlementUserApi entitlementApi;
private final BlockingStateDao dao;
@Inject
public DefaultBlockingChecker(final /* EntitlementInternalApi */ EntitlementUserApi entitlementApi, final BlockingStateDao dao) {
this.entitlementApi = entitlementApi;
this.dao = dao;
}
private BlockingAggregator getBlockedStateSubscriptionId(final UUID subscriptionId, final InternalTenantContext context) throws EntitlementUserApiException {
final Subscription subscription = entitlementApi.getSubscriptionFromId(subscriptionId, context.toTenantContext());
return getBlockedStateSubscription(subscription, context);
}
private BlockingAggregator getBlockedStateSubscription(final Subscription subscription, final InternalTenantContext context) throws EntitlementUserApiException {
final BlockingAggregator result = new BlockingAggregator();
if (subscription != null) {
final BlockingState subscriptionState = subscription.getBlockingState();
if (subscriptionState != null) {
result.or(subscriptionState);
}
if (subscription.getBundleId() != null) {
result.or(getBlockedStateBundleId(subscription.getBundleId(), context));
}
}
return result;
}
private BlockingAggregator getBlockedStateBundleId(final UUID bundleId, final InternalTenantContext context) throws EntitlementUserApiException {
final SubscriptionBundle bundle = entitlementApi.getBundleFromId(bundleId, context.toTenantContext());
return getBlockedStateBundle(bundle, context);
}
private BlockingAggregator getBlockedStateBundle(final SubscriptionBundle bundle, final InternalTenantContext context) {
final BlockingAggregator result = getBlockedStateAccountId(bundle.getAccountId(), context);
final BlockingState bundleState = bundle.getBlockingState();
if (bundleState != null) {
result.or(bundleState);
}
return result;
}
public BlockingAggregator getBlockedStateAccountId(final UUID accountId, final InternalTenantContext context) {
final BlockingAggregator result = new BlockingAggregator();
if (accountId != null) {
final BlockingState accountState = dao.getBlockingStateFor(accountId, context);
result.or(accountState);
}
return result;
}
public BlockingAggregator getBlockedStateAccount(final Account account, final InternalTenantContext context) {
if (account != null) {
return getBlockedStateAccountId(account.getId(), context);
}
return new BlockingAggregator();
}
@Override
public void checkBlockedChange(final Blockable blockable, final InternalTenantContext context) throws BlockingApiException {
try {
if (blockable instanceof Subscription && getBlockedStateSubscription((Subscription) blockable, context).isBlockChange()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_CHANGE, TYPE_SUBSCRIPTION, blockable.getId().toString());
} else if (blockable instanceof SubscriptionBundle && getBlockedStateBundle((SubscriptionBundle) blockable, context).isBlockChange()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_CHANGE, TYPE_BUNDLE, blockable.getId().toString());
} else if (blockable instanceof Account && getBlockedStateAccount((Account) blockable, context).isBlockChange()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_CHANGE, TYPE_ACCOUNT, blockable.getId().toString());
}
} catch (EntitlementUserApiException e) {
throw new BlockingApiException(e, ErrorCode.fromCode(e.getCode()));
}
}
@Override
public void checkBlockedEntitlement(final Blockable blockable, final InternalTenantContext context) throws BlockingApiException {
try {
if (blockable instanceof Subscription && getBlockedStateSubscription((Subscription) blockable, context).isBlockEntitlement()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_ENTITLEMENT, TYPE_SUBSCRIPTION, blockable.getId().toString());
} else if (blockable instanceof SubscriptionBundle && getBlockedStateBundle((SubscriptionBundle) blockable, context).isBlockEntitlement()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_ENTITLEMENT, TYPE_BUNDLE, blockable.getId().toString());
} else if (blockable instanceof Account && getBlockedStateAccount((Account) blockable, context).isBlockEntitlement()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_ENTITLEMENT, TYPE_ACCOUNT, blockable.getId().toString());
}
} catch (EntitlementUserApiException e) {
throw new BlockingApiException(e, ErrorCode.fromCode(e.getCode()));
}
}
@Override
public void checkBlockedBilling(final Blockable blockable, final InternalTenantContext context) throws BlockingApiException {
try {
if (blockable instanceof Subscription && getBlockedStateSubscription((Subscription) blockable, context).isBlockBilling()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_BILLING, TYPE_SUBSCRIPTION, blockable.getId().toString());
} else if (blockable instanceof SubscriptionBundle && getBlockedStateBundle((SubscriptionBundle) blockable, context).isBlockBilling()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_BILLING, TYPE_BUNDLE, blockable.getId().toString());
} else if (blockable instanceof Account && getBlockedStateAccount((Account) blockable, context).isBlockBilling()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_BILLING, TYPE_ACCOUNT, blockable.getId().toString());
}
} catch (EntitlementUserApiException e) {
throw new BlockingApiException(e, ErrorCode.fromCode(e.getCode()));
}
}
@Override
public void checkBlockedChange(final UUID blockableId, final Blockable.Type type, final InternalTenantContext context) throws BlockingApiException {
try {
if (type == Blockable.Type.SUBSCRIPTION && getBlockedStateSubscriptionId(blockableId, context).isBlockChange()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_CHANGE, TYPE_SUBSCRIPTION, blockableId.toString());
} else if (type == Blockable.Type.SUBSCRIPTION_BUNDLE && getBlockedStateBundleId(blockableId, context).isBlockChange()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_CHANGE, TYPE_BUNDLE, blockableId.toString());
} else if (type == Blockable.Type.ACCOUNT && getBlockedStateAccountId(blockableId, context).isBlockChange()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_CHANGE, TYPE_ACCOUNT, blockableId.toString());
}
} catch (EntitlementUserApiException e) {
throw new BlockingApiException(e, ErrorCode.fromCode(e.getCode()));
}
}
@Override
public void checkBlockedEntitlement(final UUID blockableId, final Blockable.Type type, final InternalTenantContext context) throws BlockingApiException {
try {
if (type == Blockable.Type.SUBSCRIPTION && getBlockedStateSubscriptionId(blockableId, context).isBlockEntitlement()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_ENTITLEMENT, TYPE_SUBSCRIPTION, blockableId.toString());
} else if (type == Blockable.Type.SUBSCRIPTION_BUNDLE && getBlockedStateBundleId(blockableId, context).isBlockEntitlement()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_ENTITLEMENT, TYPE_BUNDLE, blockableId.toString());
} else if (type == Blockable.Type.ACCOUNT && getBlockedStateAccountId(blockableId, context).isBlockEntitlement()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_ENTITLEMENT, TYPE_ACCOUNT, blockableId.toString());
}
} catch (EntitlementUserApiException e) {
throw new BlockingApiException(e, ErrorCode.fromCode(e.getCode()));
}
}
@Override
public void checkBlockedBilling(final UUID blockableId, final Blockable.Type type, final InternalTenantContext context) throws BlockingApiException {
try {
if (type == Blockable.Type.SUBSCRIPTION && getBlockedStateSubscriptionId(blockableId, context).isBlockBilling()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_BILLING, TYPE_SUBSCRIPTION, blockableId.toString());
} else if (type == Blockable.Type.SUBSCRIPTION_BUNDLE && getBlockedStateBundleId(blockableId, context).isBlockBilling()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_BILLING, TYPE_BUNDLE, blockableId.toString());
} else if (type == Blockable.Type.ACCOUNT && getBlockedStateAccountId(blockableId, context).isBlockBilling()) {
throw new BlockingApiException(ErrorCode.BLOCK_BLOCKED_ACTION, ACTION_BILLING, TYPE_ACCOUNT, blockableId.toString());
}
} catch (EntitlementUserApiException e) {
throw new BlockingApiException(e, ErrorCode.fromCode(e.getCode()));
}
}
}