Java example source code file (Test4631471.java)

This example Java source code file (Test4631471.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

abstracttest, defaultmutabletreenode, defaulttreemodel, exception, gui, jtree, object, securitymanager, swing, test4631471, tree

The Test4631471.java Java example source code

/*
 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 4631471 6972468
 * @summary Tests DefaultTreeModel encoding
 * @author Sergey Malenkov, Mark Davidson
 */

import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreeModel;
import javax.swing.tree.TreeNode;

public abstract class Test4631471 extends AbstractTest {
    public static void main(String[] args) throws Exception {
        main();
        System.setSecurityManager(new SecurityManager());
        main();
    }

    private static void main() throws Exception {
        // the DefaultMutableTreeNode will archive correctly
        new Test4631471() {
            protected Object getObject() {
                return getRoot();
            }
        }.test(false);

        // the DefaultTreeModel will also archive correctly
        new Test4631471() {
            protected Object getObject() {
                return getModel();
            }
        }.test(false);

        // create a new model from the root node
        // this simulates the the MetaData ctor:
        // registerConstructor("javax.swing.tree.DefaultTreeModel", new String[]{"root"});
        new Test4631471() {
            protected Object getObject() {
                return new DefaultTreeModel((TreeNode) getModel().getRoot());
            }
        }.test(false);

        // the JTree will archive correctly too
        new Test4631471() {
            protected Object getObject() {
                return getTree();
            }
        }.test(false);
    }

    protected final void validate(Object before, Object after) {
        // do not any validation
    }

    public static TreeNode getRoot() {
        DefaultMutableTreeNode node = new DefaultMutableTreeNode("root");
        DefaultMutableTreeNode first = new DefaultMutableTreeNode("first");
        DefaultMutableTreeNode second = new DefaultMutableTreeNode("second");
        DefaultMutableTreeNode third = new DefaultMutableTreeNode("third");

        first.add(new DefaultMutableTreeNode("1.1"));
        first.add(new DefaultMutableTreeNode("1.2"));
        first.add(new DefaultMutableTreeNode("1.3"));

        second.add(new DefaultMutableTreeNode("2.1"));
        second.add(new DefaultMutableTreeNode("2.2"));
        second.add(new DefaultMutableTreeNode("2.3"));

        third.add(new DefaultMutableTreeNode("3.1"));
        third.add(new DefaultMutableTreeNode("3.2"));
        third.add(new DefaultMutableTreeNode("3.3"));

        node.add(first);
        node.add(second);
        node.add(third);

        return node;
    }

    public static JTree getTree() {
        return new JTree(getRoot());
    }

    public static TreeModel getModel() {
        return getTree().getModel();
    }
}