org.opencastproject.staticfiles.jmx.UploadStatistics Maven / Gradle / Ivy
/*
* Licensed to The Apereo Foundation under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
*
* The Apereo Foundation licenses this file to you under the Educational
* Community 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://opensource.org/licenses/ecl2.txt
*
* 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.opencastproject.staticfiles.jmx;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
import org.joda.time.DateTime;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.TimeUnit;
public class UploadStatistics implements UploadStatisticsMXBean {
private long totalNumBytesRead = 0L;
private int successful = 0;
private int failed = 0;
private Cache bytesCounter = CacheBuilder.newBuilder().expireAfterWrite(15, TimeUnit.MINUTES).build();
/**
* @see org.opencastproject.staticfiles.jmx.UploadStatisticsMXBean#getSuccessfulUploadOperations()
*/
@Override
public int getSuccessfulUploadOperations() {
return successful;
}
/**
* @see org.opencastproject.staticfiles.jmx.UploadStatisticsMXBean#getFailedUploadOperations()
*/
@Override
public int getFailedUploadOperations() {
return failed;
}
/**
* @see org.opencastproject.staticfiles.jmx.UploadStatisticsMXBean#getTotalBytes()
*/
@Override
public long getTotalBytes() {
return totalNumBytesRead;
}
/**
* @see org.opencastproject.staticfiles.jmx.UploadStatisticsMXBean#getBytesInLastMinute()
*/
@Override
public long getBytesInLastMinute() {
long key = getKeyByTime(new DateTime().minusMinutes(1).getMillis());
return key != 0 ? totalNumBytesRead - bytesCounter.getIfPresent(key) : 0;
}
/**
* @see org.opencastproject.staticfiles.jmx.UploadStatisticsMXBean#getBytesInLastFiveMinutes()
*/
@Override
public long getBytesInLastFiveMinutes() {
long key = getKeyByTime(new DateTime().minusMinutes(5).getMillis());
return key != 0 ? totalNumBytesRead - bytesCounter.getIfPresent(key) : 0;
}
/**
* @see org.opencastproject.staticfiles.jmx.UploadStatisticsMXBean#getBytesInLastFifteenMinutes()
*/
@Override
public long getBytesInLastFifteenMinutes() {
long key = getKeyByTime(new DateTime().minusMinutes(15).getMillis());
return key != 0 ? totalNumBytesRead - bytesCounter.getIfPresent(key) : 0;
}
private long getKeyByTime(long timeBeforeFiveMinute) {
long key = 0L;
List bytes = new ArrayList(bytesCounter.asMap().keySet());
Collections.sort(bytes);
for (Long milis : bytes) {
if (milis > timeBeforeFiveMinute) {
key = milis;
break;
}
}
return key;
}
public void add(long bytes) {
if (totalNumBytesRead == 0) {
bytesCounter.put(System.currentTimeMillis(), 0L);
}
totalNumBytesRead += bytes;
bytesCounter.put(System.currentTimeMillis(), totalNumBytesRead);
}
public void successful() {
successful++;
}
public void failed() {
failed++;
}
}