From b731e2f1dd0972409b136aebc7b463dd72c9cfad Mon Sep 17 00:00:00 2001
From: CNlucius <lukai1@huawei.com>
Date: Tue, 13 Sep 2016 11:40:12 +0800
Subject: ONOSFW-171

O/S-SFC-ONOS scenario documentation

Change-Id: I51ae1cf736ea24ab6680f8edca1b2bf5dd598365
Signed-off-by: CNlucius <lukai1@huawei.com>
---
 .../main/java/org/onlab/metrics/EventMetric.java   | 118 ---------------------
 1 file changed, 118 deletions(-)
 delete mode 100644 framework/src/onos/utils/misc/src/main/java/org/onlab/metrics/EventMetric.java

(limited to 'framework/src/onos/utils/misc/src/main/java/org/onlab/metrics/EventMetric.java')

diff --git a/framework/src/onos/utils/misc/src/main/java/org/onlab/metrics/EventMetric.java b/framework/src/onos/utils/misc/src/main/java/org/onlab/metrics/EventMetric.java
deleted file mode 100644
index d20ca53f..00000000
--- a/framework/src/onos/utils/misc/src/main/java/org/onlab/metrics/EventMetric.java
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * Copyright 2014 Open Networking Laboratory
- *
- * 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 org.onlab.metrics;
-
-import com.codahale.metrics.Gauge;
-import com.codahale.metrics.Meter;
-
-/**
- * Metric measurements for events.
- */
-public class EventMetric {
-    private static final String GAUGE_TIMESTAMP_NAME = "Timestamp.EpochMs";
-    private static final String METER_RATE_NAME = "Rate";
-
-    private final MetricsService metricsService;
-    private final String componentName;
-    private final String featureName;
-
-    private MetricsComponent metricsComponent;
-    private MetricsFeature metricsFeature;
-
-    private volatile long lastEventTimestampEpochMs = 0;
-    private Gauge<Long> lastEventTimestampGauge;
-    private Meter eventRateMeter;
-
-    /**
-     * Constructor.
-     *
-     * @param metricsService the Metrics Service to use for Metrics
-     * registration and deregistration
-     * @param componentName the Metrics Component Name to use for Metrics
-     * registration and deregistration
-     * @param featureName the Metrics Feature Name to use for Metrics
-     * registration and deregistration
-     */
-    public EventMetric(MetricsService metricsService, String componentName,
-                       String featureName) {
-        this.metricsService = metricsService;
-        this.componentName = componentName;
-        this.featureName = featureName;
-    }
-
-    /**
-     * Registers the metrics.
-     */
-    public void registerMetrics() {
-        metricsComponent = metricsService.registerComponent(componentName);
-        metricsFeature = metricsComponent.registerFeature(featureName);
-
-        lastEventTimestampEpochMs = 0;
-        lastEventTimestampGauge =
-            metricsService.registerMetric(metricsComponent,
-                                          metricsFeature,
-                                          GAUGE_TIMESTAMP_NAME,
-                                          new Gauge<Long>() {
-                                              @Override
-                                              public Long getValue() {
-                                                  return lastEventTimestampEpochMs;
-                                              }
-                                          });
-
-        eventRateMeter = metricsService.createMeter(metricsComponent,
-                                                    metricsFeature,
-                                                    METER_RATE_NAME);
-    }
-
-    /**
-     * Removes the metrics.
-     */
-    public void removeMetrics() {
-        lastEventTimestampEpochMs = 0;
-        metricsService.removeMetric(metricsComponent,
-                                    metricsFeature,
-                                    GAUGE_TIMESTAMP_NAME);
-        metricsService.removeMetric(metricsComponent,
-                                    metricsFeature,
-                                    METER_RATE_NAME);
-    }
-
-    /**
-     * Updates the metric measurements for a single event.
-     */
-    public void eventReceived() {
-        lastEventTimestampEpochMs = System.currentTimeMillis();
-        eventRateMeter.mark(1);
-    }
-
-    /**
-     * Gets the last event timestamp Gauge (ms from the Epoch).
-     *
-     * @return the last event timestamp Gauge (ms from the Epoch)
-     */
-    public Gauge<Long> lastEventTimestampGauge() {
-        return lastEventTimestampGauge;
-    }
-
-    /**
-     * Gets the event rate meter.
-     *
-     * @return the event rate meter
-     */
-    public Meter eventRateMeter() {
-        return eventRateMeter;
-    }
-}
-- 
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