diff options
Diffstat (limited to 'java/com/google/gerrit/server/restapi/config/CachesCollection.java')
-rw-r--r-- | java/com/google/gerrit/server/restapi/config/CachesCollection.java | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/restapi/config/CachesCollection.java b/java/com/google/gerrit/server/restapi/config/CachesCollection.java new file mode 100644 index 0000000000..a4b88029ec --- /dev/null +++ b/java/com/google/gerrit/server/restapi/config/CachesCollection.java @@ -0,0 +1,88 @@ +// Copyright (C) 2014 The Android Open Source Project +// +// 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 com.google.gerrit.server.restapi.config; + +import static com.google.gerrit.common.data.GlobalCapability.MAINTAIN_SERVER; +import static com.google.gerrit.common.data.GlobalCapability.VIEW_CACHES; + +import com.google.common.cache.Cache; +import com.google.gerrit.extensions.annotations.RequiresAnyCapability; +import com.google.gerrit.extensions.registration.DynamicMap; +import com.google.gerrit.extensions.registration.PluginName; +import com.google.gerrit.extensions.restapi.AuthException; +import com.google.gerrit.extensions.restapi.ChildCollection; +import com.google.gerrit.extensions.restapi.IdString; +import com.google.gerrit.extensions.restapi.ResourceNotFoundException; +import com.google.gerrit.extensions.restapi.RestView; +import com.google.gerrit.server.config.CacheResource; +import com.google.gerrit.server.config.ConfigResource; +import com.google.gerrit.server.permissions.GlobalPermission; +import com.google.gerrit.server.permissions.PermissionBackend; +import com.google.gerrit.server.permissions.PermissionBackendException; +import com.google.inject.Inject; +import com.google.inject.Provider; +import com.google.inject.Singleton; + +@RequiresAnyCapability({VIEW_CACHES, MAINTAIN_SERVER}) +@Singleton +public class CachesCollection implements ChildCollection<ConfigResource, CacheResource> { + + private final DynamicMap<RestView<CacheResource>> views; + private final Provider<ListCaches> list; + private final PermissionBackend permissionBackend; + private final DynamicMap<Cache<?, ?>> cacheMap; + + @Inject + CachesCollection( + DynamicMap<RestView<CacheResource>> views, + Provider<ListCaches> list, + PermissionBackend permissionBackend, + DynamicMap<Cache<?, ?>> cacheMap) { + this.views = views; + this.list = list; + this.permissionBackend = permissionBackend; + this.cacheMap = cacheMap; + } + + @Override + public RestView<ConfigResource> list() { + return list.get(); + } + + @Override + public CacheResource parse(ConfigResource parent, IdString id) + throws AuthException, ResourceNotFoundException, PermissionBackendException { + permissionBackend.currentUser().check(GlobalPermission.VIEW_CACHES); + + String cacheName = id.get(); + String pluginName = PluginName.GERRIT; + int i = cacheName.lastIndexOf('-'); + if (i != -1) { + pluginName = cacheName.substring(0, i); + cacheName = cacheName.length() > i + 1 ? cacheName.substring(i + 1) : ""; + } + + Provider<Cache<?, ?>> cacheProvider = cacheMap.byPlugin(pluginName).get(cacheName); + if (cacheProvider == null) { + throw new ResourceNotFoundException(id); + } + return new CacheResource(pluginName, cacheName, cacheProvider); + } + + @Override + public DynamicMap<RestView<CacheResource>> views() { + return views; + } +} |