/*
* 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.ignite.internal.visor.query;
import org.apache.ignite.IgniteCache;
import org.apache.ignite.internal.processors.task.GridInternal;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.visor.VisorJob;
import org.apache.ignite.internal.visor.VisorOneNodeTask;
/**
* Reset compute grid query metrics.
*/
@GridInternal
public class VisorQueryResetMetricsTask extends VisorOneNodeTask<VisorQueryResetMetricsTaskArg, Void> {
/** */
private static final long serialVersionUID = 0L;
/** {@inheritDoc} */
@Override protected VisorQueryResetMetricsJob job(VisorQueryResetMetricsTaskArg arg) {
return new VisorQueryResetMetricsJob(arg, debug);
}
/**
* Job that reset cache query metrics.
*/
private static class VisorQueryResetMetricsJob extends VisorJob<VisorQueryResetMetricsTaskArg, Void> {
/** */
private static final long serialVersionUID = 0L;
/**
* @param arg Cache name to reset query metrics for.
* @param debug Debug flag.
*/
private VisorQueryResetMetricsJob(VisorQueryResetMetricsTaskArg arg, boolean debug) {
super(arg, debug);
}
/** {@inheritDoc} */
@Override protected Void run(VisorQueryResetMetricsTaskArg arg) {
String cacheName = arg.getCacheName();
IgniteCache cache = ignite.cache(cacheName);
if (cache == null)
throw new IllegalStateException("Failed to find cache for name: " + cacheName);
cache.resetQueryMetrics();
return null;
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(VisorQueryResetMetricsJob.class, this);
}
}
}