com.sun.enterprise.resource.rm.SystemResourceManagerImpl Maven / Gradle / Ivy
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package com.sun.enterprise.resource.rm;
import java.util.logging.*;
import jakarta.transaction.Transaction;
import jakarta.transaction.SystemException;
import com.sun.logging.*;
import com.sun.enterprise.transaction.api.JavaEETransactionManager;
import com.sun.enterprise.connectors.ConnectorRuntime;
import com.sun.appserv.connectors.internal.api.PoolingException;
import com.sun.enterprise.resource.*;
/**
* SystemResourceManagerImpl manages the resource requests from system
*
* @author Binod PG
*/
public class SystemResourceManagerImpl implements ResourceManager {
private static Logger _logger ;
static {
_logger = LogDomains.getLogger(SystemResourceManagerImpl.class, LogDomains.RSR_LOGGER);
}
/**
* Returns the transaction component is participating.
*
* @return Handle to the Transaction object.
* @exception PoolingException If exception is thrown
* while getting the transaction.
*/
public Transaction getTransaction() throws PoolingException {
try {
return ConnectorRuntime.getRuntime().getTransaction();
} catch (Exception ex) {
_logger.log(Level.SEVERE,"poolmgr.unexpected_exception",ex);
throw new PoolingException(ex.toString(), ex);
}
}
/**
* Return null for System Resource.
*/
public Object getComponent() {
return null;
}
/**
* Register the ResourceHandle in the transaction
*
* @param handle ResourceHandle object
* @exception PoolingException If there is any error while
* enlisting.
*/
public void enlistResource(ResourceHandle handle) throws PoolingException{
try {
JavaEETransactionManager tm = ConnectorRuntime.getRuntime().getTransactionManager();
Transaction tran = tm.getTransaction();
if (tran != null) {
tm.enlistResource(tran, handle);
}
} catch (Exception ex) {
_logger.log(Level.SEVERE,"poolmgr.unexpected_exception",ex);
throw new PoolingException(ex.toString(), ex);
}
}
/**
* Dont do any thing for System Resource.
*/
public void registerResource(ResourceHandle handle)
throws PoolingException {
}
public void rollBackTransaction() {
try {
JavaEETransactionManager tm = ConnectorRuntime.getRuntime().getTransactionManager();
Transaction tran = tm.getTransaction();
if ( tran != null ) {
tran.setRollbackOnly();
}
} catch (SystemException ex) {
_logger.log(Level.WARNING,"poolmgr.system_exception",ex);
} catch (IllegalStateException ex) {
// ignore
}
}
/**
* delist the ResourceHandle from the transaction
*
* @param h ResourceHandle object
* @param xaresFlag flag indicating transaction success. This can
* be XAResource.TMSUCCESS or XAResource.TMFAIL
* @exception PoolingException
*/
public void delistResource(ResourceHandle h, int xaresFlag) {
try {
JavaEETransactionManager tm = ConnectorRuntime.getRuntime().getTransactionManager();
Transaction tran = tm.getTransaction();
if (tran != null) {
tm.delistResource(tran, h, xaresFlag);
}
} catch (SystemException ex) {
_logger.log(Level.WARNING,"poolmgr.system_exception",ex);
} catch (IllegalStateException ex) {
// ignore
}
}
/**
* Dont do any thing for System Resource.
*/
public void unregisterResource(ResourceHandle resource,
int xaresFlag) {
}
}