treenode.java

一个使用struts+hibernate+spring开发的完的网站源代码。

/*
 * Copyright 2004 The Apache Software Foundation.
 *
 * Licensed 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.myfaces.custom.tree2;

import java.util.List;
import java.io.Serializable;

/**
 * Defines the requirements for an object that can be used as a tree node for
 * use in a {@link UITreeData} component. (inspired by javax.swing.tree.TreeNode).
 *
 * @author Sean Schofield
 * @version $Revision: 1.4 $ $Date: 2005/03/16 19:32:01 $
 */

public interface TreeNode extends Serializable
{
    public boolean isLeaf();

    public void setLeaf(boolean leaf);

    public List getChildren();

    /**
     * Gets the type of {@link TreeNode}.
     * @return The node type
     */
    public String getType();


    /**
     * Sets the type of {@link TreeNode}.
     * @param type The node type
     */
    public void setType(String type);


    public String getDescription();


    public void setDescription(String description);


    /**
     * Sets the identifier associated with the {@link TreeNode}.
     * @param id The identifier
     */
    public void setIdentifier(String identifier);


    /**
     * Gets the identifier asociated with the {@link TreeNode}.
     * @return the identifier
     */
    public String getIdentifier();


    /**
     * Gets the number of children this node has.
     * @return the number of children
     */
    public int getChildCount();

}