1 files changed, 86 insertions, 0 deletions
diff --git a/java/com/google/gerrit/acceptance/DisabledChangeIndex.java b/java/com/google/gerrit/acceptance/DisabledChangeIndex.java
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+++ b/java/com/google/gerrit/acceptance/DisabledChangeIndex.java
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+// Copyright (C) 2017 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.acceptance;
+
+import com.google.gerrit.index.QueryOptions;
+import com.google.gerrit.index.Schema;
+import com.google.gerrit.index.query.DataSource;
+import com.google.gerrit.index.query.Predicate;
+import com.google.gerrit.index.query.QueryParseException;
+import com.google.gerrit.reviewdb.client.Change;
+import com.google.gerrit.reviewdb.client.Change.Id;
+import com.google.gerrit.server.index.change.ChangeIndex;
+import com.google.gerrit.server.query.change.ChangeData;
+import java.io.IOException;
+import java.util.Optional;
+
+/**
+ * This class wraps an index and assumes the search index can't handle any queries. However, it does
+ * return the current schema as the assumption is that we need a search index for starting Gerrit in
+ * the first place and only later lose the index connection (making it so that we can't send
+ * requests there anymore).
+ */
+public class DisabledChangeIndex implements ChangeIndex {
+  private final ChangeIndex index;
+
+  public DisabledChangeIndex(ChangeIndex index) {
+    this.index = index;
+  }
+
+  public ChangeIndex unwrap() {
+    return index;
+  }
+
+  @Override
+  public Schema<ChangeData> getSchema() {
+    return index.getSchema();
+  }
+
+  @Override
+  public void close() {
+    index.close();
+  }
+
+  @Override
+  public void replace(ChangeData obj) throws IOException {
+    throw new UnsupportedOperationException("ChangeIndex is disabled");
+  }
+
+  @Override
+  public void delete(Id key) throws IOException {
+    throw new UnsupportedOperationException("ChangeIndex is disabled");
+  }
+
+  @Override
+  public void deleteAll() throws IOException {
+    throw new UnsupportedOperationException("ChangeIndex is disabled");
+  }
+
+  @Override
+  public DataSource<ChangeData> getSource(Predicate<ChangeData> p, QueryOptions opts)
+      throws QueryParseException {
+    throw new UnsupportedOperationException("ChangeIndex is disabled");
+  }
+
+  @Override
+  public void markReady(boolean ready) throws IOException {
+    throw new UnsupportedOperationException("ChangeIndex is disabled");
+  }
+
+  @Override
+  public Optional<ChangeData> get(Change.Id key, QueryOptions opts) throws IOException {
+    throw new UnsupportedOperationException("ChangeIndex is disabled");
+  }
+}