1 files changed, 95 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/api/projects/TagApiImpl.java b/java/com/google/gerrit/server/api/projects/TagApiImpl.java
new file mode 100644
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+++ b/java/com/google/gerrit/server/api/projects/TagApiImpl.java
@@ -0,0 +1,95 @@
+// Copyright (C) 2015 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.api.projects;
+
+import static com.google.gerrit.server.api.ApiUtil.asRestApiException;
+
+import com.google.gerrit.extensions.api.projects.TagApi;
+import com.google.gerrit.extensions.api.projects.TagInfo;
+import com.google.gerrit.extensions.api.projects.TagInput;
+import com.google.gerrit.extensions.common.Input;
+import com.google.gerrit.extensions.restapi.IdString;
+import com.google.gerrit.extensions.restapi.RestApiException;
+import com.google.gerrit.server.permissions.PermissionBackendException;
+import com.google.gerrit.server.project.ProjectResource;
+import com.google.gerrit.server.project.TagResource;
+import com.google.gerrit.server.restapi.project.CreateTag;
+import com.google.gerrit.server.restapi.project.DeleteTag;
+import com.google.gerrit.server.restapi.project.ListTags;
+import com.google.gerrit.server.restapi.project.TagsCollection;
+import com.google.inject.Inject;
+import com.google.inject.assistedinject.Assisted;
+import java.io.IOException;
+
+public class TagApiImpl implements TagApi {
+  interface Factory {
+    TagApiImpl create(ProjectResource project, String ref);
+  }
+
+  private final ListTags listTags;
+  private final CreateTag createTag;
+  private final DeleteTag deleteTag;
+  private final TagsCollection tags;
+  private final String ref;
+  private final ProjectResource project;
+
+  @Inject
+  TagApiImpl(
+      ListTags listTags,
+      CreateTag createTag,
+      DeleteTag deleteTag,
+      TagsCollection tags,
+      @Assisted ProjectResource project,
+      @Assisted String ref) {
+    this.listTags = listTags;
+    this.createTag = createTag;
+    this.deleteTag = deleteTag;
+    this.tags = tags;
+    this.project = project;
+    this.ref = ref;
+  }
+
+  @Override
+  public TagApi create(TagInput input) throws RestApiException {
+    try {
+      createTag.apply(project, IdString.fromDecoded(ref), input);
+      return this;
+    } catch (Exception e) {
+      throw asRestApiException("Cannot create tag", e);
+    }
+  }
+
+  @Override
+  public TagInfo get() throws RestApiException {
+    try {
+      return listTags.get(project, IdString.fromDecoded(ref));
+    } catch (Exception e) {
+      throw asRestApiException("Cannot get tag", e);
+    }
+  }
+
+  @Override
+  public void delete() throws RestApiException {
+    try {
+      deleteTag.apply(resource(), new Input());
+    } catch (Exception e) {
+      throw asRestApiException("Cannot delete tag", e);
+    }
+  }
+
+  private TagResource resource() throws RestApiException, IOException, PermissionBackendException {
+    return tags.parse(project, IdString.fromDecoded(ref));
+  }
+}