ComponentController.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.airavata.xbaya.component.registry;

import java.util.List;

import org.apache.airavata.workflow.model.component.ComponentReference;
import org.apache.airavata.workflow.model.component.ComponentRegistry;
import org.apache.airavata.workflow.model.component.ComponentRegistryException;
import org.apache.airavata.xbaya.ui.widgets.component.ComponentTreeNode;

public class ComponentController {

	public static ComponentTreeNode getComponentTree(ComponentRegistry registry) throws ComponentRegistryException {
		ComponentTreeNode tree = new ComponentTreeNode(registry);
		addComponentReferencesToTree(tree, registry.getComponentReferenceList());
		return tree;
	}

	private static void addComponentReferencesToTree(ComponentTreeNode tree,
			List<ComponentReference> componentReferenceList) {
		for (ComponentReference componentReference : componentReferenceList) {
			ComponentTreeNode componentTreeNode = new ComponentTreeNode(componentReference);
			if (componentReference.isParentComponent()){
				addComponentReferencesToTree(componentTreeNode, componentReference.getChildComponentReferences());
			}
			tree.add(componentTreeNode);
		}
	}
	
}