AllRootPathsAlgorithm.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package org.apache.ivyde.eclipse.resolvevisualizer.label;

import java.util.Map;

import org.apache.ivyde.eclipse.resolvevisualizer.model.IvyNodeElement;
import org.eclipse.zest.core.viewers.EntityConnectionData;

public class AllRootPathsAlgorithm extends LabelDecoratorAlgorithmAdapter {
    public void calculateHighlighted(IvyNodeElement root, IvyNodeElement selected,
            Map/* <EntityConnectionData> */highlightRelationships, Map/* <IvyNodeElement> */highlightEntities) {
        if (selected != null) {
            highlightCallersRecursive(selected, highlightRelationships, highlightEntities);
        }
    }

    private void highlightCallersRecursive(IvyNodeElement node, Map/* <EntityConnectionData> */highlightRelationships,
            Map/* <IvyNodeElement> */highlightEntities) {
        highlightEntities.put(node, entityColor);
        IvyNodeElement[] directCallers = node.getCallers();
        for (int i = 0; i < directCallers.length; i++) {
            highlightRelationships.put(new EntityConnectionData(directCallers[i], node), relationshipColor);
            highlightCallersRecursive(directCallers[i], highlightRelationships, highlightEntities);
        }
    }
}