Rename ValueTypes to LithiumValue

[controller.git] / opendaylight / md-sal / sal-clustering-commons / src / main / java / org / opendaylight / controller / cluster / reporting / MetricsReporter.java

diff --git a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/reporting/MetricsReporter.java b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/reporting/MetricsReporter.java
index b400fcab7d93fac0aa67fa6a7a1bd1862b4a6888..a488342abaa2b9efeacbd52c9eefb69ba0f82e71 100644 (file)
--- a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/reporting/MetricsReporter.java
+++ b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/reporting/MetricsReporter.java
@@ -7,39 +7,53 @@
  */
 package org.opendaylight.controller.cluster.reporting;
 
-import com.codahale.metrics.JmxReporter;
 import com.codahale.metrics.MetricRegistry;
+import com.codahale.metrics.jmx.JmxReporter;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.CacheLoader;
+import com.google.common.cache.LoadingCache;
 
 /**
  * Maintains metrics registry that is provided to reporters.
  * At the moment only one reporter exists {@code JmxReporter}.
  * More reporters can be added.
- * <p/>
+ *
+ * <p>
  * The consumers of this class will only be interested in {@code MetricsRegistry}
  * where metrics for that consumer gets stored.
  */
 public class MetricsReporter implements AutoCloseable {
 
-    private static final MetricRegistry METRICS_REGISTRY = new MetricRegistry();
-    private static final String DOMAIN = "org.opendaylight.controller.actor.metric";
-    private static final MetricsReporter INSTANCE = new MetricsReporter();
-
-    private final JmxReporter jmxReporter = JmxReporter.forRegistry(METRICS_REGISTRY).inDomain(DOMAIN).build();
-
-    private MetricsReporter() {
+    private static final LoadingCache<String, MetricsReporter> METRIC_REPORTERS = CacheBuilder.newBuilder().build(
+        new CacheLoader<String, MetricsReporter>() {
+            @Override
+            public MetricsReporter load(final String domainName) {
+                return new MetricsReporter(domainName);
+            }
+        });
+
+    private final String domainName;
+    private final JmxReporter jmxReporter;
+    private final MetricRegistry metricRegistry = new MetricRegistry();
+
+    MetricsReporter(final String domainName) {
+        this.domainName = domainName;
+        jmxReporter = JmxReporter.forRegistry(metricRegistry).inDomain(domainName).build();
         jmxReporter.start();
     }
 
-    public static MetricsReporter getInstance() {
-        return INSTANCE;
+    public static MetricsReporter getInstance(final String domainName) {
+        return METRIC_REPORTERS.getUnchecked(domainName);
     }
 
     public MetricRegistry getMetricsRegistry() {
-        return METRICS_REGISTRY;
+        return metricRegistry;
     }
 
     @Override
     public void close() {
         jmxReporter.close();
+
+        METRIC_REPORTERS.invalidate(domainName);
     }
 }