Package org.apache.commons.collections

Examples of org.apache.commons.collections.BinaryHeap


    private String GRAY = "gray";

    /** Constructor for the CostSearch object */
    public CostSearch()
    {
        tasks = new BinaryHeap( true );
    }
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     *
     * @param isMin
     */
    public CostSearch( boolean isMin )
    {
        tasks = new BinaryHeap( isMin );
    }
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    protected void calculateMSF( boolean isMin,
                                 WeightedGraph graph )
    {

        PriorityQueue queue = new BinaryHeap( isMin, new WeightedEdgeComparator( graph ) );

        chords = new HashSet( graph.getEdges() );

        // Fill the Queue with all the edges.
        Iterator edges = graph.getEdges().iterator();
        while ( edges.hasNext() )
        {
            queue.insert( edges.next() );
        }

        // Fill the graph we have with all the Vertexes.
        Iterator vertices = graph.getVertices().iterator();
        while ( vertices.hasNext() )
        {
            Vertex v = (Vertex) vertices.next();
            labels.put( v, new Label() );
            addVertex( v );
        }

        // Bring the edges out in the right order.
        while ( !queue.isEmpty() )
        {
            Edge e = (Edge) queue.pop();

            if ( connectsLabels( graph, e ) )
            {
                addEdge( graph, e );
            }
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    private String GRAY = "gray";

    /** Constructor for the CostSearch object */
    public CostSearch()
    {
        tasks = new BinaryHeap( true );
    }
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     *
     * @param isMin
     */
    public CostSearch( boolean isMin )
    {
        tasks = new BinaryHeap( isMin );
    }
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