1 files changed, 80 insertions, 0 deletions
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/change/ListDrafts.java b/gerrit-server/src/main/java/com/google/gerrit/server/change/ListDrafts.java
new file mode 100644
index 0000000000..564363e02e
--- /dev/null
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/change/ListDrafts.java
@@ -0,0 +1,80 @@
+// Copyright (C) 2012 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.change;
+
+import static com.google.common.base.Objects.firstNonNull;
+
+import com.google.common.collect.Lists;
+import com.google.common.collect.Maps;
+import com.google.gerrit.extensions.restapi.AuthException;
+import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.ResourceConflictException;
+import com.google.gerrit.extensions.restapi.RestReadView;
+import com.google.gerrit.reviewdb.client.PatchLineComment;
+import com.google.gerrit.reviewdb.server.ReviewDb;
+import com.google.gerrit.server.change.GetDraft.Comment;
+import com.google.gerrit.server.change.GetDraft.Side;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Map;
+
+class ListDrafts implements RestReadView<RevisionResource> {
+  private final Provider<ReviewDb> db;
+
+  @Inject
+  ListDrafts(Provider<ReviewDb> db) {
+    this.db = db;
+  }
+
+  @Override
+  public Object apply(RevisionResource rsrc) throws AuthException,
+      BadRequestException, ResourceConflictException, Exception {
+    Map<String, List<Comment>> out = Maps.newTreeMap();
+    for (PatchLineComment c : db.get().patchComments()
+        .draftByPatchSetAuthor(
+            rsrc.getPatchSet().getId(),
+            rsrc.getAccountId())) {
+      Comment o = new Comment(c);
+      List<Comment> list = out.get(o.path);
+      if (list == null) {
+        list = Lists.newArrayList();
+        out.put(o.path, list);
+      }
+      o.path = null;
+      list.add(o);
+    }
+    for (List<Comment> list : out.values()) {
+      Collections.sort(list, new Comparator<Comment>() {
+        @Override
+        public int compare(Comment a, Comment b) {
+          int c = firstNonNull(a.side, Side.REVISION).ordinal()
+                - firstNonNull(b.side, Side.REVISION).ordinal();
+          if (c == 0) {
+            c = firstNonNull(a.line, 0) - firstNonNull(b.line, 0);
+          }
+          if (c == 0) {
+            c = a.id.compareTo(b.id);
+          }
+          return c;
+        }
+      });
+    }
+    return out;
+  }
+}