/*
* 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 java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import org.apache.ignite.cache.query.QueryMetrics;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.visor.VisorDataTransferObject;
/**
* Data transfer object for cache query metrics.
*/
public class VisorQueryMetrics extends VisorDataTransferObject {
/** */
private static final long serialVersionUID = 0L;
/** Minimum execution time of query. */
private long minTime;
/** Maximum execution time of query. */
private long maxTime;
/** Average execution time of query. */
private double avgTime;
/** Number of executions. */
private int execs;
/** Total number of times a query execution failed. */
private int fails;
/**
* Default constructor.
*/
public VisorQueryMetrics() {
// No-op.
}
/**
* Create data transfer object for given cache metrics.
* @param m Cache query metrics.
*/
public VisorQueryMetrics(QueryMetrics m) {
minTime = m.minimumTime();
maxTime = m.maximumTime();
avgTime = m.averageTime();
execs = m.executions();
fails = m.fails();
}
/**
* @return Minimum execution time of query.
*/
public long getMinimumTime() {
return minTime;
}
/**
* @return Maximum execution time of query.
*/
public long getMaximumTime() {
return maxTime;
}
/**
* @return Average execution time of query.
*/
public double getAverageTime() {
return avgTime;
}
/**
* @return Number of executions.
*/
public int getExecutions() {
return execs;
}
/**
* @return Total number of times a query execution failed.
*/
public int getFailures() {
return fails;
}
/** {@inheritDoc} */
@Override protected void writeExternalData(ObjectOutput out) throws IOException {
out.writeLong(minTime);
out.writeLong(maxTime);
out.writeDouble(avgTime);
out.writeInt(execs);
out.writeInt(fails);
}
/** {@inheritDoc} */
@Override protected void readExternalData(byte protoVer, ObjectInput in) throws IOException, ClassNotFoundException {
minTime = in.readLong();
maxTime = in.readLong();
avgTime = in.readDouble();
execs = in.readInt();
fails = in.readInt();
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(VisorQueryMetrics.class, this);
}
}