JMX Reporter for Gerrit's Metrics Registry
Change-Id: I8fbaa491e88ccda2e88c040f38edc833ba345013
diff --git a/BUCK b/BUCK
new file mode 100644
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--- /dev/null
+++ b/BUCK
@@ -0,0 +1,22 @@
+include_defs('//bucklets/gerrit_plugin.bucklet')
+include_defs('//lib/maven.defs')
+
+gerrit_plugin(
+ name = 'metrics-reporter-jmx',
+ srcs = glob(['src/main/java/**/*.java']),
+ resources = glob(['src/main/resources/**/*']),
+ deps = [
+ '//lib/dropwizard:dropwizard-core'
+ ],
+ manifest_entries = [
+ 'Gerrit-PluginName: metrics-reporter-jmx',
+ ],
+)
+
+# this is required for bucklets/tools/eclipse/project.py to work
+java_library(
+ name = 'classpath',
+ deps = [':metrics__plugin'],
+)
+
+
diff --git a/src/main/java/com/googlesource/gerrit/plugins/metricsreporters/GerritJmxReporter.java b/src/main/java/com/googlesource/gerrit/plugins/metricsreporters/GerritJmxReporter.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/googlesource/gerrit/plugins/metricsreporters/GerritJmxReporter.java
@@ -0,0 +1,43 @@
+// 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.googlesource.gerrit.plugins.metricsreporters;
+
+import com.google.gerrit.extensions.annotations.Listen;
+import com.google.gerrit.extensions.events.LifecycleListener;
+import com.google.inject.Inject;
+import com.google.inject.Singleton;
+
+import com.codahale.metrics.JmxReporter;
+import com.codahale.metrics.MetricRegistry;
+
+@Listen
+@Singleton
+public class GerritJmxReporter implements LifecycleListener {
+ private final JmxReporter reporter;
+
+ @Inject
+ public GerritJmxReporter(MetricRegistry registry) {
+ this.reporter = JmxReporter.forRegistry(registry).build();
+ }
+
+ @Override
+ public void start() {
+ reporter.start();
+ }
+
+ @Override
+ public void stop() {
+ reporter.stop();
+ }
+}
