/*
* Copyright (c) 2010-2012 Grid Dynamics Consulting Services, Inc, All Rights Reserved
* http://www.griddynamics.com
*
* This library is free software; you can redistribute it and/or modify it under the terms of
* the Apache License; either
* version 2.0 of the License, or any later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.griddynamics.jagger.engine.e1.collector;
import com.griddynamics.jagger.coordinator.NodeContext;
import com.griddynamics.jagger.engine.e1.scenario.ScenarioCollector;
import com.griddynamics.jagger.invoker.InvocationException;
import com.griddynamics.jagger.storage.fs.logging.LogWriter;
import com.griddynamics.jagger.storage.fs.logging.MetricLogEntry;
import java.io.File;
/**
* Created with IntelliJ IDEA.
* User: nmusienko
* Date: 18.03.13
* Time: 16:05
* To change this template use File | Settings | File Templates.
*/
public class MetricCollector<Q, R, E> extends ScenarioCollector<Q, R, E> {
private final MetricCalculator<R> metricCalculator;
private final String name;
public static final String METRIC_MARKER = "METRIC";
public MetricCollector(String sessionId, String taskId, NodeContext kernelContext, MetricCalculator metricCalculator, String name) {
super(sessionId, taskId, kernelContext);
this.name = name;
this.metricCalculator=metricCalculator;
}
@Override
public void flush() {
}
@Override
public void onStart(Q query, E endpoint) {
}
@Override
public void onSuccess(Q query, E endpoint, R result, long duration) {
Long endTime = System.currentTimeMillis();
LogWriter logWriter = kernelContext.getService(LogWriter.class);
long startTime = endTime - duration;
logWriter.log(sessionId, taskId + File.separatorChar + METRIC_MARKER + File.separatorChar + name, kernelContext.getId().getIdentifier(),
new MetricLogEntry(startTime, name, metricCalculator.calculate(result)));
}
@Override
public void onFail(Q query, E endpoint, InvocationException e) {
}
@Override
public void onError(Q query, E endpoint, Throwable error) {
}
}