TOMCAT ao acessar JNDI....erro :javax.naming.NameNotFoundException:..alguém poderia me ajudar

Front-end
#1

Agora criei no TOMCAT , DATASORCE

com o nome JNDi igual jdbc/local

mas está me dando erro …não sei mas o que fazer…



---
acao=Lista
idcliente=null
pool
PooLING=java:comp/env/jdbc/local
javax.naming.NameNotFoundException: Name jdbc is not bound in this Context
	at org.apache.naming.NamingContext.lookup(NamingContext.java:770)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:140)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:781)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:140)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:781)
	at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
	at org.apache.naming.SelectorContext.lookup(SelectorContext.java:137)
	at javax.naming.InitialContext.lookup(Unknown Source)
	at br.com.paulo.prova.locator.ServiceLocator.getConnectionByPool(ServiceLocator.java:74)
	at br.com.paulo.prova.locator.ServiceLocator.getConnection(ServiceLocator.java:42)
	at br.com.paulo.prova.dao.ClienteDAO.listaCliente(ClienteDAO.java:23)
	at br.com.paulo.prova.action.ListaAction.execute(ListaAction.java:18)
	at br.com.paulo.prova.servlet.ServletAction.service(ServletAction.java:26)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Unknown Source)


////

private  static String POOLING_NAME = "java:comp/env/jdbc/local";
	private final static String DRIVER_NAME = "com.mysql.jdbc.Driver";
	private final static String DB_URL = "jdbc:mysql://localhost:3306/prova";
    private final static String DB_USER_NAME = "root";
	private final static String DB_PASSWORD = "paribe";
	private boolean usePool = true;
	private static String DATA_SOURCE = "local";

	protected DataSource ds;

	static { //Busca o datasource configurado no arquivo resources.application existente em WEB-INF\classes\resources
		ResourceBundle prop = ResourceBundle.getBundle("resources.application");
		try {
			POOLING_NAME = prop.getString("geral.datasource");
		} catch (Exception e) {
		}		
	}
	

	private static InitialContext initCtx = null;
	
	private static ServiceLocator instance = new ServiceLocator();
		public static ServiceLocator getInstance() {
		return instance;
	}
		
		  public Connection getConnection() throws Exception {
	        if (usePool) {
	        	System.out.println("pool");
	            return getConnectionByPool();
	        } else {
	        	System.out.println("manual");
	            return getConnectionManual();
	        }
	    }
		  
		  

	  public Connection getConnectionManual() throws Exception {
		  Connection conn = null;
			try {
				Class.forName(DRIVER_NAME);
				conn=DriverManager.getConnection(DB_URL,DB_USER_NAME,DB_PASSWORD);
				System.out.println("Conexão Aberta !!!");
			} catch (Exception e) {
				System.out.println("Conexão Não Aberta !!!");
				e.printStackTrace();
				throw new Exception("Erro ao obter conexao via JNDI: " ,e);
				
			}
			return conn;
	    }

    public Connection getConnectionByPool() throws Exception {
        Connection conn = null;
        DataSource ds = null;
        try {
            if (initCtx == null) {
                initCtx = new InitialContext();
            }
            System.out.println("PooLING="+POOLING_NAME);
            ds = (DataSource) initCtx.lookup(POOLING_NAME);
            conn = ds.getConnection();
            System.out.println("Conexao Aberta");
        } catch (Exception e) {
        	e.printStackTrace();
            throw new Exception("Erro ao obter conexao via JNDI: " 
                    + POOLING_NAME, e);
        }
        return conn;
    }
    public void setUsePool(boolean usePool) {
        this.usePool = usePool;
    }
///
#2