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package com.sun.enterprise.connectors;
import java.util.logging.*;
import javax.resource.spi.ResourceAdapter;
import com.sun.logging.LogDomains;
import com.sun.enterprise.deployment.ConnectorDescriptor;
import com.sun.enterprise.connectors.system.*;
import com.sun.enterprise.connectors.util.JmsRaUtil;
/**
* Factory creating Active Resource adapters.
*
* @author Binod P.G
*/
public class ActiveRAFactory {
static Logger _logger = LogDomains.getLogger(LogDomains.RSR_LOGGER);
/**
* Creates an active resource adapter.
*
* @param cd Deployment descriptor object for connectors.
* @param moduleName Module name of the resource adapter.
* @param loader Class Loader,
* @param writeSunDescriptor Boolean indicating whether sundescriptor
* need to be written or not.
* @return An instance of <code> ActiveResourceAdapter </code> object.
* @throws ConnectorRuntimeException.
*/
public static ActiveResourceAdapter createActiveResourceAdapter(
ConnectorDescriptor cd, String moduleName, ClassLoader loader)
throws ConnectorRuntimeException{
ActiveResourceAdapter activeResourceAdapter = null;
int environment = ConnectorRuntime.getRuntime().getEnviron();
ResourceAdapter ra = null;
String raClass = cd.getResourceAdapterClass();
try {
// If raClass is available, load it...
if (raClass != null && !raClass.equals("")) {
if(environment == ConnectorRuntime.SERVER) {
ra = (ResourceAdapter)
loader.loadClass(raClass).newInstance();
} else {
ra = (ResourceAdapter)Class.forName(raClass).newInstance();
}
}
/*
* If any special handling is required for the system resource
* adapter, then ActiveResourceAdapter implementation for that
* RA should implement additional functionality by extending
* ActiveInboundResourceAdapter or ActiveOutboundResourceAdapter.
*
* For example ActiveJmsResourceAdapter extends
* ActiveInboundResourceAdapter.
*/
if (moduleName.equals(ConnectorConstants.DEFAULT_JMS_ADAPTER)) {
// Upgrade jms resource adapter, if necessary before starting
// the RA.
try {
JmsRaUtil raUtil = new JmsRaUtil();
raUtil.upgradeIfNecessary();
}
catch (Throwable t) {
_logger.log(Level.FINE,"Cannot upgrade jmsra"+ t.getMessage());
}
activeResourceAdapter = new ActiveJmsResourceAdapter(
ra,cd,moduleName,loader);
} else if (isJCA_version_1_RA(raClass, cd)) {
activeResourceAdapter = new ActiveOutboundResourceAdapter(
cd,moduleName,loader);
} else {
activeResourceAdapter = new ActiveInboundResourceAdapter(
ra,cd,moduleName,loader);
}
} catch (ClassNotFoundException Ex) {
ConnectorRuntimeException cre = new ConnectorRuntimeException(
"Error in creating active RAR");
cre.initCause(Ex);
_logger.log(Level.SEVERE,"rardeployment.class_not_found",raClass);
_logger.log(Level.SEVERE,"",cre);
throw cre;
} catch (InstantiationException Ex) {
ConnectorRuntimeException cre = new ConnectorRuntimeException(
"Error in creating active RAR");
cre.initCause(Ex);
_logger.log(Level.SEVERE,"rardeployment.class_instantiation_error",
raClass);
_logger.log(Level.SEVERE,"",cre);
throw cre;
} catch (IllegalAccessException Ex) {
ConnectorRuntimeException cre = new ConnectorRuntimeException(
"Error in creating active RAR");
cre.initCause(Ex);
_logger.log(Level.SEVERE,"rardeployment.illegalaccess_error",
raClass);
_logger.log(Level.SEVERE,"",cre);
throw cre;
}
return activeResourceAdapter;
}
/**
* check whether RA is 1.0 or 1.5 compliant .rar
* Since deployment code
* @param raClass resource-adapter class name
* @param cd connector descriptor
* @return boolean indicating whether the RA is 1.0 or 1.5 compliant
*/
private static boolean isJCA_version_1_RA(String raClass, ConnectorDescriptor cd) {
if(raClass.equals("") && !cd.getInBoundDefined() && !cd.hasAdminObjects()){
if(cd.getOutboundResourceAdapter()!=null){
if(cd.getOutboundResourceAdapter().getConnectionDefs().size()==1){
//Its possible that user would have specified 1.5 RAR, only one connection definition.
//We assume this case as 1.0
//Its still fine as the rar cannot use work, inbound, RA, RAA, admin-objects and hence no
//support is needed.
return true;
}
}
}
return false;
}
}