org.apache.catalina.tribes.transport.Constants Java Examples
The following examples show how to use
org.apache.catalina.tribes.transport.Constants.
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Example #1
| Source File: BioSender.java From Tomcat8-Source-Read with MIT License | 5 votes |
|
/**
* Wait for Acknowledgement from other server.
* FIXME Please, not wait only for three characters, better control that the wait ack message is correct.
* @throws IOException An IO error occurred
*/
protected void waitForAck() throws java.io.IOException {
try {
boolean ackReceived = false;
boolean failAckReceived = false;
ackbuf.clear();
int bytesRead = 0;
int i = soIn.read();
while ((i != -1) && (bytesRead < Constants.ACK_COMMAND.length)) {
bytesRead++;
byte d = (byte)i;
ackbuf.append(d);
if (ackbuf.doesPackageExist() ) {
byte[] ackcmd = ackbuf.extractDataPackage(true).getBytes();
ackReceived = Arrays.equals(ackcmd,org.apache.catalina.tribes.transport.Constants.ACK_DATA);
failAckReceived = Arrays.equals(ackcmd,org.apache.catalina.tribes.transport.Constants.FAIL_ACK_DATA);
ackReceived = ackReceived || failAckReceived;
break;
}
i = soIn.read();
}
if (!ackReceived) {
if (i == -1) throw new IOException(sm.getString("bioSender.ack.eof",getAddress(), Integer.valueOf(socket.getLocalPort())));
else throw new IOException(sm.getString("bioSender.ack.wrong",getAddress(), Integer.valueOf(socket.getLocalPort())));
} else if ( failAckReceived && getThrowOnFailedAck()) {
throw new RemoteProcessException(sm.getString("bioSender.fail.AckReceived"));
}
} catch (IOException x) {
String errmsg = sm.getString("bioSender.ack.missing", getAddress(), Integer.valueOf(socket.getLocalPort()), Long.valueOf(getTimeout()));
if ( SenderState.getSenderState(getDestination()).isReady() ) {
SenderState.getSenderState(getDestination()).setSuspect();
if ( log.isWarnEnabled() ) log.warn(errmsg, x);
} else {
if ( log.isDebugEnabled() )log.debug(errmsg, x);
}
throw x;
} finally {
ackbuf.clear();
}
}
Example #2
| Source File: BioReplicationTask.java From Tomcat8-Source-Read with MIT License | 5 votes |
|
protected void execute(ObjectReader reader) throws Exception{
int pkgcnt = reader.count();
if ( pkgcnt > 0 ) {
ChannelMessage[] msgs = reader.execute();
for ( int i=0; i<msgs.length; i++ ) {
/**
* Use send ack here if you want to ack the request to the remote
* server before completing the request
* This is considered an asynchronous request
*/
if (ChannelData.sendAckAsync(msgs[i].getOptions())) sendAck(Constants.ACK_COMMAND);
try {
//process the message
getCallback().messageDataReceived(msgs[i]);
/**
* Use send ack here if you want the request to complete on this
* server before sending the ack to the remote server
* This is considered a synchronized request
*/
if (ChannelData.sendAckSync(msgs[i].getOptions())) sendAck(Constants.ACK_COMMAND);
}catch ( Exception x ) {
if (ChannelData.sendAckSync(msgs[i].getOptions())) sendAck(Constants.FAIL_ACK_COMMAND);
log.error(sm.getString("bioReplicationTask.messageDataReceived.error"),x);
}
if ( getUseBufferPool() ) {
BufferPool.getBufferPool().returnBuffer(msgs[i].getMessage());
msgs[i].setMessage(null);
}
}
}
}
Example #3
| Source File: BioSender.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
|
/**
* Wait for Acknowledgement from other server.
* FIXME Please, not wait only for three characters, better control that the wait ack message is correct.
* @throws java.io.IOException
* @throws java.net.SocketTimeoutException
*/
protected void waitForAck() throws java.io.IOException {
try {
boolean ackReceived = false;
boolean failAckReceived = false;
ackbuf.clear();
int bytesRead = 0;
int i = soIn.read();
while ((i != -1) && (bytesRead < Constants.ACK_COMMAND.length)) {
bytesRead++;
byte d = (byte)i;
ackbuf.append(d);
if (ackbuf.doesPackageExist() ) {
byte[] ackcmd = ackbuf.extractDataPackage(true).getBytes();
ackReceived = Arrays.equals(ackcmd,org.apache.catalina.tribes.transport.Constants.ACK_DATA);
failAckReceived = Arrays.equals(ackcmd,org.apache.catalina.tribes.transport.Constants.FAIL_ACK_DATA);
ackReceived = ackReceived || failAckReceived;
break;
}
i = soIn.read();
}
if (!ackReceived) {
if (i == -1) throw new IOException(sm.getString("IDataSender.ack.eof",getAddress(), Integer.valueOf(socket.getLocalPort())));
else throw new IOException(sm.getString("IDataSender.ack.wrong",getAddress(), Integer.valueOf(socket.getLocalPort())));
} else if ( failAckReceived && getThrowOnFailedAck()) {
throw new RemoteProcessException("Received a failed ack:org.apache.catalina.tribes.transport.Constants.FAIL_ACK_DATA");
}
} catch (IOException x) {
String errmsg = sm.getString("IDataSender.ack.missing", getAddress(), Integer.valueOf(socket.getLocalPort()), Long.valueOf(getTimeout()));
if ( SenderState.getSenderState(getDestination()).isReady() ) {
SenderState.getSenderState(getDestination()).setSuspect();
if ( log.isWarnEnabled() ) log.warn(errmsg, x);
} else {
if ( log.isDebugEnabled() )log.debug(errmsg, x);
}
throw x;
} finally {
ackbuf.clear();
}
}
Example #4
| Source File: BioReplicationTask.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
|
protected void execute(ObjectReader reader) throws Exception{
int pkgcnt = reader.count();
if ( pkgcnt > 0 ) {
ChannelMessage[] msgs = reader.execute();
for ( int i=0; i<msgs.length; i++ ) {
/**
* Use send ack here if you want to ack the request to the remote
* server before completing the request
* This is considered an asynchronized request
*/
if (ChannelData.sendAckAsync(msgs[i].getOptions())) sendAck(Constants.ACK_COMMAND);
try {
//process the message
getCallback().messageDataReceived(msgs[i]);
/**
* Use send ack here if you want the request to complete on this
* server before sending the ack to the remote server
* This is considered a synchronized request
*/
if (ChannelData.sendAckSync(msgs[i].getOptions())) sendAck(Constants.ACK_COMMAND);
}catch ( Exception x ) {
if (ChannelData.sendAckSync(msgs[i].getOptions())) sendAck(Constants.FAIL_ACK_COMMAND);
log.error("Error thrown from messageDataReceived.",x);
}
if ( getUseBufferPool() ) {
BufferPool.getBufferPool().returnBuffer(msgs[i].getMessage());
msgs[i].setMessage(null);
}
}
}
}
Example #5
| Source File: BioSender.java From tomcatsrc with Apache License 2.0 | 5 votes |
|
/**
* Wait for Acknowledgement from other server.
* FIXME Please, not wait only for three characters, better control that the wait ack message is correct.
* @throws java.io.IOException
* @throws java.net.SocketTimeoutException
*/
protected void waitForAck() throws java.io.IOException {
try {
boolean ackReceived = false;
boolean failAckReceived = false;
ackbuf.clear();
int bytesRead = 0;
int i = soIn.read();
while ((i != -1) && (bytesRead < Constants.ACK_COMMAND.length)) {
bytesRead++;
byte d = (byte)i;
ackbuf.append(d);
if (ackbuf.doesPackageExist() ) {
byte[] ackcmd = ackbuf.extractDataPackage(true).getBytes();
ackReceived = Arrays.equals(ackcmd,org.apache.catalina.tribes.transport.Constants.ACK_DATA);
failAckReceived = Arrays.equals(ackcmd,org.apache.catalina.tribes.transport.Constants.FAIL_ACK_DATA);
ackReceived = ackReceived || failAckReceived;
break;
}
i = soIn.read();
}
if (!ackReceived) {
if (i == -1) throw new IOException(sm.getString("IDataSender.ack.eof",getAddress(), Integer.valueOf(socket.getLocalPort())));
else throw new IOException(sm.getString("IDataSender.ack.wrong",getAddress(), Integer.valueOf(socket.getLocalPort())));
} else if ( failAckReceived && getThrowOnFailedAck()) {
throw new RemoteProcessException("Received a failed ack:org.apache.catalina.tribes.transport.Constants.FAIL_ACK_DATA");
}
} catch (IOException x) {
String errmsg = sm.getString("IDataSender.ack.missing", getAddress(), Integer.valueOf(socket.getLocalPort()), Long.valueOf(getTimeout()));
if ( SenderState.getSenderState(getDestination()).isReady() ) {
SenderState.getSenderState(getDestination()).setSuspect();
if ( log.isWarnEnabled() ) log.warn(errmsg, x);
} else {
if ( log.isDebugEnabled() )log.debug(errmsg, x);
}
throw x;
} finally {
ackbuf.clear();
}
}
Example #6
| Source File: BioReplicationTask.java From tomcatsrc with Apache License 2.0 | 5 votes |
|
protected void execute(ObjectReader reader) throws Exception{
int pkgcnt = reader.count();
if ( pkgcnt > 0 ) {
ChannelMessage[] msgs = reader.execute();
for ( int i=0; i<msgs.length; i++ ) {
/**
* Use send ack here if you want to ack the request to the remote
* server before completing the request
* This is considered an asynchronized request
*/
if (ChannelData.sendAckAsync(msgs[i].getOptions())) sendAck(Constants.ACK_COMMAND);
try {
//process the message
getCallback().messageDataReceived(msgs[i]);
/**
* Use send ack here if you want the request to complete on this
* server before sending the ack to the remote server
* This is considered a synchronized request
*/
if (ChannelData.sendAckSync(msgs[i].getOptions())) sendAck(Constants.ACK_COMMAND);
}catch ( Exception x ) {
if (ChannelData.sendAckSync(msgs[i].getOptions())) sendAck(Constants.FAIL_ACK_COMMAND);
log.error("Error thrown from messageDataReceived.",x);
}
if ( getUseBufferPool() ) {
BufferPool.getBufferPool().returnBuffer(msgs[i].getMessage());
msgs[i].setMessage(null);
}
}
}
}
