singlefullfaultmodel.java

Java遗传算法库

/*
 * SingleStaticFaultModel.java
 *
 * Created on 18 May 2002, 17:00
 */

package jaga.pj.circuits.fpgaft;

/** A fault model where a sequence of all elements within a range are failed in
 * several ways.
 * <p> The default values for: <ul>
 * <li> Length of sequence: one. </li>
 * <li> Number of fault types: two </li>
 * <li> Bottom element index to pick from: zero </li>
 * </ul>
 *
 * @author  Michael Garvie
 * @version 
 */
public class SingleFullFaultModel implements SingleFaultModel {
    
    protected int floorPos = 0;
    protected int roofPos;
    protected int faultTypes = FTLib.DEFAULT_FAULT_TYPES;
    protected int currFaultType = 0;
    protected int currPos = 0;
    
    /** Creates new SingleFullFaultModel.
     * @param proofPos position of (EXCLUSIVE) highest element number of sequence.
    */
    public SingleFullFaultModel( int proofPos ) {
        roofPos = proofPos;
    }

    /** Creates new SingleFullFaultModel.
     * @param pfloorPos position of (INCLUSIVE) lowest element number of sequence.
     * @param proofPos position of (EXCLUSIVE) highest element number of sequence.
     * @param ftypes number of fault types to generate.  These are as defined in FTLib.
    */
    public SingleFullFaultModel( int pfloorPos, int proofPos ) {
        roofPos = proofPos;
        currPos = floorPos = pfloorPos;
    }

    /** Creates new SingleFullFaultModel.
     * @param pfloorPos position of (INCLUSIVE) lowest element number of sequence.
     * @param proofPos position of (EXCLUSIVE) highest element number of sequence.
     * @param ftypes number of fault types to generate.  These are as defined in FTLib.
    */
    public SingleFullFaultModel( int pfloorPos, int proofPos, int ftypes ) {
        roofPos = proofPos;
        faultTypes = ftypes;
        currPos = floorPos = pfloorPos;
    }
    
    
    /** Resets the sequence of faults
     */
    public void reset() {
        currFaultType = 0;
        currPos = floorPos;
    }
    public boolean hasMoreElements() {
        return ( currPos < roofPos );
    }
    public java.lang.Object nextElement() {
        java.awt.Point rv = new java.awt.Point( currPos, currFaultType++ );
        if( currFaultType == faultTypes )
        {
            currFaultType = 0;
            currPos++;
        }
        return rv;
    }
    public String toString()
    {
        String rv = "Single Full Fault Model with:";
        rv += "\n  Floor Pos = " + floorPos;
        rv += "\n  Roof Pos = " + roofPos;
        rv += "\n  Fault Types = " + faultTypes;
        return rv;
    }
}