/*
* 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.jmeter.visualizers;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.apache.jmeter.samplers.SampleResult;
/**
* Provides storage of samples in addition to calculations
*/
public class CachingStatCalculator extends SamplingStatCalculator {
private final List<Sample> storedValues = Collections.synchronizedList(new ArrayList<Sample>());
public CachingStatCalculator(String string) {
super(string);
}
public List<Sample> getSamples() {
return storedValues;
}
public Sample getSample(int index) {
synchronized( storedValues ){
if (index < storedValues.size()) {
return storedValues.get(index);
}
}
return null;
}
@Override
public synchronized void clear() {
super.clear();
storedValues.clear();
}
/**
* Records a sample.
*
*/
@Override
public Sample addSample(SampleResult res) {
final Sample sample = super.addSample(res);
storedValues.add(sample);
return sample;
}
}