// loaderProcess.java 
// ---------------------------
// (C) by Michael Peter Christen; mc@anomic.de
// first published on http://www.anomic.de
// Frankfurt, Germany, 2004
// last major change: 28.09.2004
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
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//
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
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// along with this program; if not, write to the Free Software
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package de.anomic.tools;

import java.util.Properties;
import java.util.Vector;

public interface loaderProcess {
    
    // steering methods
    public void feed(Vector v); // returns true if process was successful; should be always synchronized
    public void terminate(); // if terminated before completion, completed() shows x < 100
    
    // feed-back methods
    public Properties result();
    public int completed(); // guess of completion status. shall be 100 if totally completed.

    // error control
    public int status(); // see loaderCore status constants
    public boolean available(); // true if it is ok to feed with feed()
    public Exception error(); // if in error status: this returnes exception
    
}