State.java

/*                        State.java

  Copyright 2003, Bil Lewis

  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
  (at your option) any later version.
  
  This program 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 General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA   
*/

package edu.insa.LSD;
import com.lambda.Debugger.*;
import java.util.*;

public interface State {

    // This is the SLOW interface. (one method!)

    public Object getAttrValue(Object o, Attribute a);

    // These are the FAST public methods this class provides.

    public Object[] getAllObjects();				// Expensive! use iterator
    public Iterator getObjectsIterator();
    public Iterator getObjectsIterator(Class c);		// Best!
    public StackFrame[] getAllStackFrames();
    public int getnInstanceVars(Object o);
    //public int getInstanceVarIndex(Object o, String varName);
    public Object getInstanceVarValue(Object o, int varIndex);
    public Object getInstanceVarValue(Object o, String varName);
    public Object getInstanceVarName(Object o, int varIndex);
    //public Object getInstanceVarType(Object o, int varIndex);
    //public Object getInstanceVarIsStatic(Object o, int varIndex);
    public String getPrintName(Object o);



    // Other

    public void printAll();

}