Exemplo n.º 1
0
  public static void main(String[] args) {
    try {
      Properties p = new Properties();

      p.put(Context.INITIAL_CONTEXT_FACTORY, "org.jnp.interfaces.NamingContextFactory");
      p.put(Context.PROVIDER_URL, "10.10.10.13:1100,10.10.10.14:1100");
      // p.put(Context.PROVIDER_URL, "localhost:1100");
      p.put(Context.URL_PKG_PREFIXES, "org.jboss.naming:org.jnp.interfaces");
      InitialContext ctx = new InitialContext(p);

      StatelessSessionHome statelessSessionHome =
          (StatelessSessionHome) ctx.lookup("nextgen.StatelessSession");
      EnterpriseEntityHome cmpHome = (EnterpriseEntityHome) ctx.lookup("nextgen.EnterpriseEntity");
      StatelessSession statelessSession = statelessSessionHome.create();
      EnterpriseEntity cmp = null;
      try {
        cmp = cmpHome.findByPrimaryKey("bill");
      } catch (Exception ex) {
        cmp = cmpHome.create("bill");
      }
      int count = 0;
      while (true) {
        System.out.println(statelessSession.callBusinessMethodB());
        try {
          cmp.setOtherField(count++);
        } catch (Exception ex) {
          System.out.println("exception, trying to create it: " + ex);
          cmp = cmpHome.create("bill");
          cmp.setOtherField(count++);
        }
        System.out.println("Entity: " + cmp.getOtherField());
        Thread.sleep(2000);
      }
    } catch (NamingException nex) {
      if (nex.getRootCause() != null) {
        nex.getRootCause().printStackTrace();
      }
    } catch (Exception ex) {
      ex.printStackTrace();
    }
  }
Exemplo n.º 2
0
  /**
   * Recursively display the naming context information into the buffer.
   *
   * @param ctx
   * @param indent
   * @param buffer
   * @param verbose
   */
  public static void list(Context ctx, String indent, StringBuffer buffer, boolean verbose) {
    ClassLoader loader = Thread.currentThread().getContextClassLoader();
    try {
      NamingEnumeration ne = ctx.list("");
      while (ne.hasMore()) {
        NameClassPair pair = (NameClassPair) ne.next();

        String name = pair.getName();
        String className = pair.getClassName();
        boolean recursive = false;
        boolean isLinkRef = false;
        boolean isProxy = false;
        Class c = null;
        try {
          c = loader.loadClass(className);

          if (Context.class.isAssignableFrom(c)) recursive = true;
          if (LinkRef.class.isAssignableFrom(c)) isLinkRef = true;

          isProxy = Proxy.isProxyClass(c);
        } catch (ClassNotFoundException cnfe) {
          // If this is a $Proxy* class its a proxy
          if (className.startsWith("$Proxy")) {
            isProxy = true;
            // We have to get the class from the binding
            try {
              Object p = ctx.lookup(name);
              c = p.getClass();
            } catch (NamingException e) {
              Throwable t = e.getRootCause();
              if (t instanceof ClassNotFoundException) {
                // Get the class name from the exception msg
                String msg = t.getMessage();
                if (msg != null) {
                  // Reset the class name to the CNFE class
                  className = msg;
                }
              }
            }
          }
        }

        buffer.append(indent + " +- " + name);

        // Display reference targets
        if (isLinkRef) {
          // Get the
          try {
            Object obj = ctx.lookupLink(name);

            LinkRef link = (LinkRef) obj;
            buffer.append("[link -> ");
            buffer.append(link.getLinkName());
            buffer.append(']');
          } catch (Throwable t) {
            buffer.append("invalid]");
          }
        }

        // Display proxy interfaces
        if (isProxy) {
          buffer.append(" (proxy: " + pair.getClassName());
          if (c != null) {
            Class[] ifaces = c.getInterfaces();
            buffer.append(" implements ");
            for (int i = 0; i < ifaces.length; i++) {
              buffer.append(ifaces[i]);
              buffer.append(',');
            }
            buffer.setCharAt(buffer.length() - 1, ')');
          } else {
            buffer.append(" implements " + className + ")");
          }
        } else if (verbose) {
          buffer.append(" (class: " + pair.getClassName() + ")");
        }

        buffer.append('\n');
        if (recursive) {
          try {
            Object value = ctx.lookup(name);
            if (value instanceof Context) {
              Context subctx = (Context) value;
              list(subctx, indent + " |  ", buffer, verbose);
            } else {
              buffer.append(indent + " |   NonContext: " + value);
              buffer.append('\n');
            }
          } catch (Throwable t) {
            buffer.append("Failed to lookup: " + name + ", errmsg=" + t.getMessage());
            buffer.append('\n');
          }
        }
      }
      ne.close();
    } catch (NamingException ne) {
      buffer.append("error while listing context " + ctx.toString() + ": " + ne.toString(true));
      formatException(buffer, ne);
    }
  }