//
// RemoteClientAgentImpl.java
//

/*
VisAD system for interactive analysis and visualization of numerical
data.  Copyright (C) 1996 - 2017 Bill Hibbard, Curtis Rueden, Tom
Rink, Dave Glowacki, Steve Emmerson, Tom Whittaker, Don Murray, and
Tommy Jasmin.

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.

This library 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
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA
*/

package visad.cluster;

import visad.*;
import java.rmi.*;
import java.rmi.server.UnicastRemoteObject;
import java.io.Serializable;

/**
   RemoteClientAgentImpl is the class for agents on the
   client, which typically send NodeAgents to each node.
 
*/
public class RemoteClientAgentImpl extends UnicastRemoteObject
       implements RemoteClientAgent {

  // null indicates this is the focus_agent
  private RemoteClientAgentImpl focus_agent;

  private int index = -1;

  private boolean not_all;
  Serializable[] responses = null;

  private long time_out = 10000;

  public RemoteClientAgentImpl(RemoteClientAgentImpl fa, int ind)
         throws RemoteException {
    this(fa, ind, 10000);
  }

  public RemoteClientAgentImpl(RemoteClientAgentImpl fa, int ind, long to)
         throws RemoteException {
    focus_agent = fa;
    index = ind;
    time_out = to;
  }

  public void sendToClient(Serializable message) throws RemoteException {
    if (focus_agent != null) {
      focus_agent.sendToClient(index, message);
    }
  }

  // should be called only for focus_agent
  public void sendToClient(int ind, Serializable message)
         throws RemoteException {
// System.out.println("RemoteClientAgentImpl.sendToClient " + ind + " " + message);
    if (0 <= ind && ind < responses.length) {
      responses[ind] = message;
      boolean all = true;
      for (int i=0; i start_time + time_out) {
          not_all = false;
System.out.println("RemoteClientAgentImpl.broadcastWithResponses time out");
        }
      }
    }
    for (int i=0; i