// $Id: MessageSerializationTest.java,v 1.10.14.1 2008/07/30 12:04:49 belaban Exp $
package org.jgroups.tests;
/**
* @author Filip Hanik
* @author Bela Ban
* @version 1.0
*/
import org.jgroups.Message;
import org.jgroups.util.ExposedByteArrayOutputStream;
import org.jgroups.util.Buffer;
import org.jgroups.conf.ClassConfigurator;
import org.jgroups.protocols.*;
import org.jgroups.stack.IpAddress;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.net.InetAddress;
import java.io.*;
public class MessageSerializationTest {
static final Log log=LogFactory.getLog(MessageSerializationTest.class);
public MessageSerializationTest() {
}
public static void main(String[] args) throws Exception {
boolean add_headers=false;
InetAddress addr=InetAddress.getLocalHost();
int num=10000;
for(int i=0; i < args.length; i++) {
if("-add_headers".equals(args[i])) {
add_headers=true;
continue;
}
if("-num".equals(args[i])) {
num=Integer.parseInt(args[++i]);
continue;
}
help();
return;
}
ClassConfigurator.getInstance(true);
long start=System.currentTimeMillis();
for(int i=0; i < num; i++) {
Message m=new Message(new IpAddress(addr, 5555), new IpAddress(addr, 6666), new byte[1000]);
if(add_headers)
addHeaders(m);
ExposedByteArrayOutputStream msg_data=new ExposedByteArrayOutputStream();
Buffer jgbuf;
DataOutputStream dos=new DataOutputStream(msg_data);
m.writeTo(dos);
dos.close();
jgbuf=new Buffer(msg_data.getRawBuffer(), 0, msg_data.size());
ByteArrayInputStream msg_in_data=new ByteArrayInputStream(jgbuf.getBuf(), jgbuf.getOffset(), jgbuf.getLength());
Message m2=(Message)Message.class.newInstance();
DataInputStream dis=new DataInputStream(msg_in_data);
m2.readFrom(dis);
dis.close();
}
long stop=System.currentTimeMillis();
System.out.println("Serializing and deserializing a message " + num + " times took " + (stop - start) + "ms.");
}
/**
* Adds some dummy headers to the message
*/
static void addHeaders(Message msg) {
msg.putHeader("UDP", new TpHeader("MyGroup"));
msg.putHeader("PING", new PingHeader(PingHeader.GET_MBRS_REQ, null));
msg.putHeader("FD_SOCK", new FD_SOCK.FdHeader());
msg.putHeader("VERIFY_SUSPECT", new VERIFY_SUSPECT.VerifyHeader());
msg.putHeader("STABLE", new org.jgroups.protocols.pbcast.STABLE.StableHeader());
msg.putHeader("NAKACK", new org.jgroups.protocols.pbcast.NakAckHeader());
msg.putHeader("UNICAST", new UNICAST.UnicastHeader());
msg.putHeader("FRAG", new FragHeader());
msg.putHeader("GMS", new org.jgroups.protocols.pbcast.GMS.GmsHeader());
}
static void help() {
System.out.println("MessageSerializationTest [-help] [-add_headers] [-num <iterations>]");
}
}