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package com.sun.enterprise.resource;
import com.sun.enterprise.server.ResourceDeployer;
import com.sun.enterprise.connectors.util.ResourcesUtil;
import com.sun.enterprise.config.serverbeans.Resources;
import com.sun.enterprise.config.serverbeans.ConnectorResource;
import com.sun.enterprise.connectors.ConnectorAdminServiceUtils;
import com.sun.enterprise.connectors.ConnectorRuntime;
import com.sun.enterprise.connectors.ConnectorConnectionPool;
import com.sun.enterprise.deployment.ConnectionDefDescriptor;
import com.sun.logging.LogDomains;
import com.sun.enterprise.config.serverbeans.Domain;
import com.sun.enterprise.connectors.ConnectorConstants;
import javax.naming.InitialContext;
import com.sun.enterprise.config.ConfigBean;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.connectors.util.ConnectionPoolObjectsUtils;
import java.util.logging.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author Srikanth P
*/
public class ConnectorResourceDeployer implements ResourceDeployer {
static Logger _logger = LogDomains.getLogger(LogDomains.CORE_LOGGER);
public synchronized void deployResource(Object resource) throws Exception {
ConnectorResource domainResource =
(com.sun.enterprise.config.serverbeans.ConnectorResource)resource;
String jndiName = domainResource.getJndiName();
String poolName = domainResource.getPoolName();
ConnectorRuntime crt = ConnectorRuntime.getRuntime();
_logger.log(Level.FINE,
"Calling backend to add connector resource",jndiName);
// load connection pool if not loaded from the ctx in event
loadPool(domainResource);
crt.createConnectorResource(jndiName,poolName,null);
_logger.log(Level.FINE,
"Added connector resource in backend",jndiName);
}
public synchronized void undeployResource(Object resource)
throws Exception {
ConnectorResource domainResource =
(com.sun.enterprise.config.serverbeans.ConnectorResource)resource;
String jndiName = domainResource.getJndiName();
ConnectorRuntime crt = ConnectorRuntime.getRuntime();
crt.deleteConnectorResource(jndiName);
//Since 8.1 PE/SE/EE - if no more resource-ref to the pool
//of this resource in this server instance, remove pool from connector
//runtime
checkAndDeletePool(domainResource);
}
public synchronized void redeployResource(Object resource)
throws Exception {
}
public synchronized void disableResource(Object resource)
throws Exception {
undeployResource(resource);
}
public synchronized void enableResource(Object resource) throws Exception {
deployResource(resource);
}
public Object getResource(String name, Resources rbeans) throws Exception {
Object res = rbeans.getConnectorResourceByJndiName(name);
if (res == null) {
Exception ex = new Exception("No such resource");
_logger.log(Level.SEVERE,"no_resource",name);
_logger.log(Level.SEVERE,"",ex);
throw ex;
}
return res;
}
private void loadPool(ConnectorResource cr) throws Exception {
String poolName = cr.getPoolName();
Resources resources = (Resources) cr.parent();
ConfigBean cb = resources.getConnectorConnectionPoolByName(poolName);
com.sun.enterprise.config.serverbeans.ConnectorConnectionPool cp =
(com.sun.enterprise.config.serverbeans.ConnectorConnectionPool)cb;
if (cb != null) {
if (ConnectionPoolObjectsUtils.isPoolSystemPool(poolName)){
createPool(cp);
} else {
try {
InitialContext ic = new InitialContext();
ic.lookup(ConnectorAdminServiceUtils.getReservePrefixedJNDINameForPool(poolName));
} catch (Exception e) {
// pool is not loaded
createPool(cp);
}
}
}
}
/**
* Checks if no more resource-refs to resources exists for the
* connector connection pool and then deletes the pool
* @param cr ConnectorResource
* @throws Exception (ConfigException / undeploy exception)
* @since 8.1 pe/se/ee
*/
private void checkAndDeletePool(ConnectorResource cr) throws Exception {
try {
String poolName = cr.getPoolName();
Resources res = (Resources) cr.parent();
boolean poolReferred =
ResourcesUtil.createInstance().isPoolReferredInServerInstance(poolName);
if (!poolReferred) {
_logger.fine("Deleting pool " + poolName + "as there is no more " +
"resource-refs to the pool in this server instance");
com.sun.enterprise.config.serverbeans.ConnectorConnectionPool ccp
= res.getConnectorConnectionPoolByName(poolName);
//Delete/Undeploy Pool
ConnectorConnectionPoolDeployer deployer =
new ConnectorConnectionPoolDeployer();
deployer.undeployResource(ccp);
}
} catch (ConfigException ce) {
_logger.warning(ce.getMessage());
_logger.fine("Exception while deleting pool : " + ce );
throw ce;
}
}
private void createPool(com.sun.enterprise.config.serverbeans.ConnectorConnectionPool cp)
throws Exception {
ConnectorConnectionPoolDeployer deployer =
new ConnectorConnectionPoolDeployer();
deployer.deployResource(cp);
}
}
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