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From andr...@apache.org
Subject cvs commit: cocoon-lenya/src/java/org/apache/lenya/cms/workflow/impl WorkflowImpl.java
Date Wed, 28 May 2003 15:33:15 GMT
andreas     2003/05/28 08:33:15

  Modified:    src/java/org/apache/lenya/cms/workflow/impl
                        WorkflowImpl.java
  Log:
  added containsState(State)
  
  Revision  Changes    Path
  1.3       +32 -13    cocoon-lenya/src/java/org/apache/lenya/cms/workflow/impl/WorkflowImpl.java
  
  Index: WorkflowImpl.java
  ===================================================================
  RCS file: /home/cvs/cocoon-lenya/src/java/org/apache/lenya/cms/workflow/impl/WorkflowImpl.java,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- WorkflowImpl.java	24 Apr 2003 13:53:00 -0000	1.2
  +++ WorkflowImpl.java	28 May 2003 15:33:15 -0000	1.3
  @@ -16,16 +16,15 @@
    *
    * @author  andreas
    */
  -public class WorkflowImpl
  -    implements Workflow {
  -    
  +public class WorkflowImpl implements Workflow {
  +
       /** Creates a new instance of WorkflowImpl */
       public WorkflowImpl(State initialState) {
           this.initialState = initialState;
       }
  -    
  +
       private State initialState;
  -    
  +
       /** Returns the initial state of this workflow.
        * @return The initial state.
        *
  @@ -33,9 +32,9 @@
       public State getInitialState() {
           return initialState;
       }
  -    
  +
       private Set transitions = new HashSet();
  -    
  +
       /**
        * Adds a transition.
        */
  @@ -43,11 +42,12 @@
           assert transition != null;
           transitions.add(transition);
       }
  -    
  +
       protected TransitionImpl[] getTransitions() {
  -        return (TransitionImpl[]) transitions.toArray(new TransitionImpl[transitions.size()]);
  +        return (TransitionImpl[]) transitions.toArray(
  +            new TransitionImpl[transitions.size()]);
       }
  -    
  +
       /** Returns the destination state of a transition.
        * @param transition A transition.
        * @return The destination state.
  @@ -57,7 +57,7 @@
           assert transition instanceof TransitionImpl;
           return ((TransitionImpl) transition).getDestination();
       }
  -    
  +
       /** Returns the transitions that leave a state.
        * @param state A state.
        * @return The transitions that leave the state.
  @@ -71,7 +71,26 @@
                   leavingTransitions.add(transitions[i]);
               }
           }
  -        return (Transition[]) leavingTransitions.toArray(new Transition[leavingTransitions.size()]);
  +        return (Transition[]) leavingTransitions.toArray(
  +            new Transition[leavingTransitions.size()]);
       }
  -    
  +
  +    /**
  +     * Checks if this workflow contains a state.
  +     * @param state The state to check.
  +     * @return <code>true</code> if the state is contained, <code>false</code>
otherwise.
  +     */
  +    protected boolean containsState(State state) {
  +        Transition transitions[] = getTransitions();
  +        boolean result = false;
  +        for (int i = 0; i < transitions.length; i++) {
  +            TransitionImpl transition = (TransitionImpl) transitions[i];
  +            if (transition.getSource().equals(state)
  +                || transition.getDestination().equals(state)) {
  +                result = true;
  +            }
  +        }
  +        return result;
  +    }
  +
   }
  
  
  

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