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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.http;
import com.google.inject.AbstractModule;
import com.yahoo.jdisc.Metric;
import com.yahoo.jdisc.application.MetricConsumer;
import java.util.HashMap;
import java.util.Map;
/**
* @author <a href="mailto:ssameer@yahoo-inc.com">ssameer</a>
* Date: 2/15/13
* Time: 11:49 AM
*/
public class DummyMetricManager extends AbstractModule implements MetricConsumer {
private final Map<String, Integer> metrics = new HashMap<>();
private Map<String, ?> lastContextDimensions;
@Override
protected void configure() {
bind(MetricConsumer.class).toInstance(this);
}
@Override
public void add(String key, Number val, Metric.Context ctx) {
synchronized (metrics) {
metrics.put(key, get(key) + val.intValue());
}
}
@Override
public void set(String key, Number val, Metric.Context ctx) {
synchronized (metrics) {
metrics.put(key, val.intValue());
}
}
@Override
public Metric.Context createContext(Map<String, ?> dimensions) {
lastContextDimensions = dimensions;
return new Metric.Context() { };
}
public Map<String, ?> getLastContextDimensions() {
return lastContextDimensions;
}
public int get(String key) {
Integer val;
synchronized (metrics) {
val = metrics.get(key);
}
return val != null ? val : 0;
}
}
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