/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.test.jmx.ejb;
import java.util.Collection;
import javax.ejb.*;
import javax.sql.*;
import java.sql.*;
import javax.naming.*;
/**
* This is a session bean whose only purpose is to look for and test datasources. It is an example of how to use the EJBDoclet tags.
*
* @ejb:stateless-session
* @ejb:ejb-name test/jmx/TestDataSource
* @ejb:jndi-name ejb/test/jmx/TestDataSource
* @ejb:security-role-ref admin Administrator
* @ejb:permission Teller
* @ejb:permission Administrator
* @ejb:transaction Required
* @ejb:transaction-type Container
*
* JBoss specific
* @jboss:container-configuration Standard Stateless SessionBean
*
*/
public class TestDataSourceBean
implements SessionBean
{
// Public --------------------------------------------------------
/**
* The <code>testDataSource</code> method looks for the datasource at the supplied name
* and tests if it can supply a working connection.
*
* @param dsName a <code>String</code> value
* @ejb:interface-method type="remote"
*/
public void testDataSource(String dsName)
{
try
{
InitialContext ctx = new InitialContext();
DataSource ds = (DataSource)ctx.lookup(dsName);
if (ds == null) {
throw new Exception("DataSource lookup was null");
}
Connection c = ds.getConnection();
if (c == null) {
throw new Exception("Connection was null!!");
}
DatabaseMetaData dmd = c.getMetaData();
ResultSet rs = dmd.getTables(null, null, "%", null);
c.close();
} catch (Exception e)
{
throw new EJBException(e);
}
}
/**
* The <code>isBound</code> method checks to see if the supplied name is bound in jndi.
*
* @param name a <code>String</code> value
* @return a <code>boolean</code> value
* @ejb:interface-method type="remote"
*/
public boolean isBound(String name)
{
try
{
InitialContext ctx = new InitialContext();
Object ds = ctx.lookup(name);
if (ds == null) {
return false;
}
return true;
}
catch (NamingException e)
{
return false;
} // end of catch
}
/**
* Create.
*/
public void ejbCreate()
throws CreateException
{
}
// SessionBean implementation ------------------------------------
public void ejbActivate() {}
public void ejbPassivate() {}
public void setSessionContext(SessionContext ctx) {}
/**
* Remove
*
*/
public void ejbRemove() {}
}