systemaction.java

人工智能中Agent开发包。多 Agent 系统是处理自治 Agent 之间知识层的协作问题

/*
* The contents of this file are subject to the BT "ZEUS" Open Source 
* Licence (L77741), Version 1.0 (the "Licence"); you may not use this file 
* except in compliance with the Licence. You may obtain a copy of the Licence
* from $ZEUS_INSTALL/licence.html or alternatively from
* http://www.labs.bt.com/projects/agents/zeus/licence.htm
* 
* Except as stated in Clause 7 of the Licence, software distributed under the
* Licence is distributed WITHOUT WARRANTY OF ANY KIND, either express or 
* implied. See the Licence for the specific language governing rights and 
* limitations under the Licence.
* 
* The Original Code is within the package zeus.*.
* The Initial Developer of the Original Code is British Telecommunications
* public limited company, whose registered office is at 81 Newgate Street, 
* London, EC1A 7AJ, England. Portions created by British Telecommunications 
* public limited company are Copyright 1996-9. All Rights Reserved.
* 
* THIS NOTICE MUST BE INCLUDED ON ANY COPY OF THIS FILE
*/


package zeus.rete.action;
import zeus.rete.*;
import zeus.concepts.fn.*; 
import zeus.concepts.*;
import zeus.util.*;
import java.util.*;
import java.io.*;


/** 
    
    @author Simon Thompson
    @since 1.1
    */
public class  SystemAction extends ReteAction{
    
    /**
   
        */
    public void executeAction (Action a, Info info) { 
              String output = "";
              ValueFunction var;
              for(int j = 0; j < a.items.size(); j++ ) {
                 var = (ValueFunction)a.items.elementAt(j);
                 var = var.resolve(info.getBindings());
                 String str = var.toString();
                 str = Misc.literalToString(str);
                 output += str;
              }
              try {
                 Runtime runtime = Runtime.getRuntime();
                 Process process = runtime.exec(output);
              }
              catch(IOException e) {
                 Core.USER_ERROR(e + " while attempting to execute '" + output + "'");
              }
                   
    }
    
    
}