/**
* Lookup resource.
*
* @param resource the resource
* @param contextBound the context bound
* @param global the global
*/
public void lookupResource(ApplicationResource resource, boolean contextBound, boolean global) {
DataSourceInfo dataSourceInfo = null;
if (contextBound) {
try {
javax.naming.Context ctx = !global ? new InitialContext() : getGlobalNamingContext();
String jndiName = resolveJndiName(resource.getName(), global);
Object obj = ctx.lookup(jndiName);
resource.setLookedUp(true);
for (DatasourceAccessor accessor : datasourceMappers) {
dataSourceInfo = accessor.getInfo(obj);
if (dataSourceInfo != null) {
break;
}
}
} catch (Throwable e) {
resource.setLookedUp(false);
dataSourceInfo = null;
logger.error("Failed to lookup: " + resource.getName(), e);
//
// make sure we always re-throw ThreadDeath
//
if (e instanceof ThreadDeath) {
throw (ThreadDeath) e;
}
}
} else {
resource.setLookedUp(false);
}
/*
* Tomcat 5.0.x DBCP datasources would have URL set to null if they incorrectly configured so we
* need to deal with this little feature
*/
if (dataSourceInfo != null && dataSourceInfo.getJdbcUrl() == null) {
resource.setLookedUp(false);
}
if (resource.isLookedUp() && dataSourceInfo != null) {
resource.setDataSourceInfo(dataSourceInfo);
}
}
/* (non-Javadoc)
* @see com.googlecode.psiprobe.beans.DatasourceAccessor#getInfo(java.lang.Object)
*/
public DataSourceInfo getInfo(Object resource) throws Exception {
DataSourceInfo dataSourceInfo = null;
if (canMap(resource)) {
OracleDataSource source = (OracleDataSource) resource;
OracleConnectionCacheManager occm =
OracleConnectionCacheManager.getConnectionCacheManagerInstance();
Properties cacheProperties = source.getConnectionCacheProperties();
String cacheName = source.getConnectionCacheName();
cacheName = cacheName != null && occm.existsCache(cacheName) ? cacheName : null;
if (cacheProperties != null) {
dataSourceInfo = new DataSourceInfo();
if (cacheName != null) {
dataSourceInfo.setBusyConnections(occm.getNumberOfActiveConnections(cacheName));
dataSourceInfo.setEstablishedConnections(
occm.getNumberOfAvailableConnections(cacheName)
+ dataSourceInfo.getBusyConnections());
} else {
dataSourceInfo.setBusyConnections(0);
dataSourceInfo.setEstablishedConnections(0);
}
dataSourceInfo.setMaxConnections(Utils.toInt(cacheProperties.getProperty("MaxLimit"), -1));
dataSourceInfo.setJdbcUrl(source.getURL());
dataSourceInfo.setUsername(source.getUser());
dataSourceInfo.setResettable(true);
dataSourceInfo.setType("oracle-jdbc");
}
}
return dataSourceInfo;
}