weblogic-jmx.java

        MBeanHome home = null;
        try {
            Environment env = new Environment();
            env.setProviderUrl("t3://adminserver:port");
            env.setSecurityPrincipal("username");
            env.setSecurityCredentials("password");
            Context ctx = env.getInitialContext();
            home = (MBeanHome) ctx.lookup(MBeanHome.ADMIN_JNDI_NAME);
        } catch (NamingException e) {
            System.out.println("Exception caught: " + e);
            //do something useful here
        }

        if (home != null) {
            System.out.println("Active Domain: " + home.getActiveDomain().getName());

            //getting the names of servers in the domain
            System.out.println("Active Servers: ");
            Set mbeanSet = home.getMBeansByType("ServerRuntime");

            for (Object aMbeanSet : mbeanSet) {
                ServerRuntimeMBean serverRuntime = (ServerRuntimeMBean) aMbeanSet;

                if (serverRuntime.getState().equals(ServerStates.RUNNING)) {

                    if (!serverRuntime.isAdminServer()) {
                        String[] serverName = serverRuntime.getListenAddress().split("/");
                        String serverURL = "http://" + serverName[1] + ":" + serverRuntime.getListenPort();
                        reloadCache(serverURL);
                    }
                }
            }
        }