source: fedd/abac-src/ttg/trust/CompletionState.java @ 705233b

version-1.30
Last change on this file since 705233b was 8780cbec, checked in by Jay Jacobs <Jay.Jacobs@…>, 15 years ago

ABAC sources from Cobham

  • Property mode set to 100644
File size: 1.3 KB
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1package com.nailabs.abac.trust;
2
3import java.util.*;
4
5/** Simple structure for representing the completion state of a linking goal */
6public class CompletionState extends Observable {
7    /**
8     * A node is complete when all of its children have either succeeded
9     * or failed completion states (one state per linking solution child).
10     * @see SatisfactionState.SATISFIED     
11     * @see SatisfactionState.FAILED
12     * */
13    public static final String COMPLETE = "complete";
14
15    /**
16     * A node is complete while any of its linking solution children have an
17     * unknown satisfaction state.
18     * @see SatisfactionState.UNKNOWN
19     */
20    public static final String INCOMPLETE = "incomplete";
21
22
23    /** encapsulated completion state */
24    private String state = INCOMPLETE;
25
26    /** default constructor */
27    public CompletionState() { }
28
29    /** explicit state constructor */
30    public CompletionState(boolean flag) { 
31        state = (flag)? COMPLETE: INCOMPLETE; 
32    }
33
34    /** accessor method for the completion state field */
35    public boolean isComplete() { return state.equals(COMPLETE); }
36
37    /** modifier method for the completion state field */
38    public void setComplete(boolean flag) { 
39        state = (flag)? COMPLETE: INCOMPLETE; 
40        setChanged();
41        notifyObservers();
42    }
43}
44
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