Github user joshelser commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/242#discussion_r110075324
--- Diff:
server/monitor/src/main/java/org/apache/accumulo/monitor/rest/gc/GarbageCollectorStatus.java
---
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF 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 org.apache.accumulo.monitor.rest.gc;
+
+import org.apache.accumulo.core.gc.thrift.GCStatus;
+
+/**
+ *
+ * Responsible for grouping files and wals into a JSON object
+ *
+ * @since 2.0.0
+ *
+ */
+public class GarbageCollectorStatus {
+
+ public static final GarbageCollectorStatus EMPTY = new
GarbageCollectorStatus();
+
+ // variable names become JSON key
+ public GarbageCollection files = new GarbageCollection();
--- End diff --
When invoking the constructor which takes a `GCStatus` , you're
instantiating two extra GarbageCollection objects unnecessarily. Move these
into the no-args constructor if you don't want `files` and `wals` to be null.
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