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/*
*
* 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.qpid.transport;
import java.io.IOException;
import java.nio.ByteBuffer;
import org.apache.qpid.transport.network.ConnectionBinding;
import org.apache.qpid.transport.network.io.IoAcceptor;
/**
* Sink
*
*/
public class Sink implements SessionListener
{
private static final String FORMAT_HDR = "%-12s %-18s %-18s %-18s";
private static final String FORMAT_ROW = "SSN#%-8X %-18s %-18s %-18s";
private long interval = 100000;
private long start = System.currentTimeMillis();
private long count = 0;
private long bytes = 0;
private long interval_start = start;
private long bytes_start = bytes;
private long time = start;
private int id = System.identityHashCode(this);
public Sink()
{
}
private double msg_rate()
{
return 1000 * (double) count / (double) (time - start);
}
private double byte_rate()
{
return (1000 * (double) bytes / (double) (time - start)) / (1024*1024);
}
private double msg_interval_rate()
{
return 1000 * (double) interval / (double) (time - interval_start);
}
private double byte_interval_rate()
{
return (1000 * (double) (bytes - bytes_start) / (double) (time - interval_start)) / (1024*1024);
}
private String rates()
{
return String.format("%.2f/%.2f", msg_rate(), byte_rate());
}
private String interval_rates()
{
return String.format("%.2f/%.2f", msg_interval_rate(), byte_interval_rate());
}
private String counts()
{
return String.format("%d/%.2f", count, ((double) bytes)/(1024*1024));
}
public void opened(Session ssn) {}
public void resumed(Session ssn) {}
public void message(Session ssn, MessageTransfer xfr)
{
count++;
bytes += xfr.getBody().remaining();
if ((count % interval) == 0)
{
time = System.currentTimeMillis();
System.out.println
(String.format
(FORMAT_ROW, id, counts(), rates(), interval_rates()));
interval_start = time;
bytes_start = bytes;
}
ssn.processed(xfr);
}
public void exception(Session ssn, SessionException exc)
{
exc.printStackTrace();
}
public void closed(Session ssn) {}
public static final void main(String[] args) throws IOException
{
ConnectionDelegate delegate = new ServerDelegate()
{
@Override public Session getSession(Connection conn, SessionAttach atc)
{
Session ssn = super.getSession(conn, atc);
ssn.setSessionListener(new Sink());
return ssn;
}
};
IoAcceptor ioa = new IoAcceptor
("0.0.0.0", 5672, ConnectionBinding.get(delegate));
System.out.println
(String.format
(FORMAT_HDR, "Session", "Count/MBytes", "Cumulative Rate", "Interval Rate"));
System.out.println
(String.format
(FORMAT_HDR, "-------", "------------", "---------------", "-------------"));
ioa.start();
}
}
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