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trace more operations and don't let tracing errors cause operations to fail. 

git-svn-id: https://svn.apache.org/repos/asf/incubator/activemq/trunk@439886 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Hiram R. Chirino 2006-09-04 00:31:55 +00:00
parent 9da7781c49
commit 8029b8d557
1 changed files with 133 additions and 11 deletions
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128
activemq-core/src/main/java/org/apache/activemq/broker/util/UDPTraceBrokerPlugin.java
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@ -30,26 +30,43 @@ import java.net.UnknownHostException;
import org.apache.activemq.broker.BrokerPluginSupport;
import org.apache.activemq.broker.ConnectionContext;
import org.apache.activemq.broker.region.Subscription;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.BrokerId;
import org.apache.activemq.command.ConnectionInfo;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.DataStructure;
import org.apache.activemq.command.DestinationInfo;
import org.apache.activemq.command.JournalTrace;
import org.apache.activemq.command.Message;
import org.apache.activemq.command.MessageAck;
import org.apache.activemq.command.JournalTrace;
import org.apache.activemq.command.MessageDispatch;
import org.apache.activemq.command.MessageDispatchNotification;
import org.apache.activemq.command.MessagePull;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.command.RemoveSubscriptionInfo;
import org.apache.activemq.command.Response;
import org.apache.activemq.command.SessionInfo;
import org.apache.activemq.command.TransactionId;
import org.apache.activemq.command.TransactionInfo;
import org.apache.activemq.openwire.OpenWireFormatFactory;
import org.apache.activemq.util.ByteArrayOutputStream;
import org.apache.activemq.util.ByteSequence;
import org.apache.activemq.wireformat.WireFormat;
import org.apache.activemq.wireformat.WireFormatFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* A Broker interceptor which allows you to trace all operations to a UDP socket.
*
* @org.apache.xbean.XBean
* @org.apache.xbean.XBean element="udpTraceBrokerPlugin"
*
* @version $Revision: 427613 $
*/
public class UDPTraceBrokerPlugin extends BrokerPluginSupport {
static final private Log log = LogFactory.getLog(UDPTraceBrokerPlugin.class);
protected WireFormat wireFormat;
protected WireFormatFactory wireFormatFactory;
protected int maxTraceDatagramSize = 1024*4;
@ -93,7 +110,9 @@ public class UDPTraceBrokerPlugin extends BrokerPluginSupport {
super.stop();
}
private void trace(DataStructure command) throws IOException {
private void trace(DataStructure command) {
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream(maxTraceDatagramSize);
DataOutputStream out = new DataOutputStream(baos);
wireFormat.marshal(brokerId, out);
@ -102,6 +121,10 @@ public class UDPTraceBrokerPlugin extends BrokerPluginSupport {
ByteSequence sequence = baos.toByteSequence();
DatagramPacket datagram = new DatagramPacket( sequence.getData(), sequence.getOffset(), sequence.getLength(), address);
socket.send(datagram);
} catch ( Throwable e) {
log.debug("Failed to trace: "+command, e);
}
}
public void send(ConnectionContext context, Message messageSend) throws Exception {
@ -114,6 +137,105 @@ public class UDPTraceBrokerPlugin extends BrokerPluginSupport {
super.acknowledge(context, ack);
}
public void addConnection(ConnectionContext context, ConnectionInfo info) throws Exception {
trace(info);
super.addConnection(context, info);
}
public Subscription addConsumer(ConnectionContext context, ConsumerInfo info) throws Exception {
trace(info);
return super.addConsumer(context, info);
}
public void addDestinationInfo(ConnectionContext context, DestinationInfo info) throws Exception {
trace(info);
super.addDestinationInfo(context, info);
}
public void addProducer(ConnectionContext context, ProducerInfo info) throws Exception {
trace(info);
super.addProducer(context, info);
}
public void addSession(ConnectionContext context, SessionInfo info) throws Exception {
trace(info);
super.addSession(context, info);
}
public void beginTransaction(ConnectionContext context, TransactionId xid) throws Exception {
trace(new TransactionInfo(context.getConnectionId(), xid, TransactionInfo.BEGIN));
super.beginTransaction(context, xid);
}
public void commitTransaction(ConnectionContext context, TransactionId xid, boolean onePhase) throws Exception {
trace(new TransactionInfo(context.getConnectionId(), xid, onePhase ? TransactionInfo.COMMIT_ONE_PHASE : TransactionInfo.COMMIT_TWO_PHASE));
super.commitTransaction(context, xid, onePhase);
}
public void forgetTransaction(ConnectionContext context, TransactionId xid) throws Exception {
trace(new TransactionInfo(context.getConnectionId(), xid, TransactionInfo.FORGET));
super.forgetTransaction(context, xid);
}
public Response messagePull(ConnectionContext context, MessagePull pull) throws Exception {
trace(pull);
return super.messagePull(context, pull);
}
public int prepareTransaction(ConnectionContext context, TransactionId xid) throws Exception {
trace(new TransactionInfo(context.getConnectionId(), xid, TransactionInfo.PREPARE));
return super.prepareTransaction(context, xid);
}
public void processDispatch(MessageDispatch messageDispatch) {
trace(messageDispatch);
super.processDispatch(messageDispatch);
}
public void processDispatchNotification(MessageDispatchNotification messageDispatchNotification) throws Exception {
trace(messageDispatchNotification);
super.processDispatchNotification(messageDispatchNotification);
}
public void removeConnection(ConnectionContext context, ConnectionInfo info, Throwable error) throws Exception {
trace(info.createRemoveCommand());
super.removeConnection(context, info, error);
}
public void removeConsumer(ConnectionContext context, ConsumerInfo info) throws Exception {
trace(info.createRemoveCommand());
super.removeConsumer(context, info);
}
public void removeDestination(ConnectionContext context, ActiveMQDestination destination, long timeout) throws Exception {
super.removeDestination(context, destination, timeout);
}
public void removeDestinationInfo(ConnectionContext context, DestinationInfo info) throws Exception {
trace(info);
super.removeDestinationInfo(context, info);
}
public void removeProducer(ConnectionContext context, ProducerInfo info) throws Exception {
trace(info.createRemoveCommand());
super.removeProducer(context, info);
}
public void removeSession(ConnectionContext context, SessionInfo info) throws Exception {
trace(info.createRemoveCommand());
super.removeSession(context, info);
}
public void removeSubscription(ConnectionContext context, RemoveSubscriptionInfo info) throws Exception {
trace(info);
super.removeSubscription(context, info);
}
public void rollbackTransaction(ConnectionContext context, TransactionId xid) throws Exception {
trace(new TransactionInfo(context.getConnectionId(), xid, TransactionInfo.ROLLBACK));
super.rollbackTransaction(context, xid);
}
public WireFormat getWireFormat() {
if( wireFormat == null ) {
wireFormat = createWireFormat();