ConsoleUITest.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.test.uitools;

import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.io.IOException;
import java.io.PrintStream;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JButton;
import javax.swing.JFrame;

import org.eclipse.persistence.tools.workbench.uitools.Console;
import org.eclipse.persistence.tools.workbench.utility.ClassTools;

public class ConsoleUITest {
    private PrintStream out;
    private PrintStream err;
    private Console console;

    public static void main(String[] args) throws Exception {
        new ConsoleUITest().exec(args);
    }

    public ConsoleUITest() {
        super();
    }

    private void exec(String[] args) throws Exception {
        JFrame window = new JFrame(ClassTools.shortClassNameForObject(this));
        window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        window.getContentPane().setLayout(new GridLayout(1, 0));
        window.getContentPane().add(this.buildOpenButton());
        window.getContentPane().add(this.buildOutButton());
        window.getContentPane().add(this.buildErrButton());
        window.getContentPane().add(this.buildCloseButton());
        window.setLocation(200, 200);
        window.setSize(300, 100);
        window.setVisible(true);
    }

    private JButton buildOpenButton() {
        return new JButton(this.buildOpenAction());
    }

    private Action buildOpenAction() {
        return new AbstractAction("open") {
            public void actionPerformed(ActionEvent event) {
                ConsoleUITest.this.open();
            }
        };
    }

    private JButton buildOutButton() {
        return new JButton(this.buildOutAction());
    }

    private Action buildOutAction() {
        return new AbstractAction("out") {
            public void actionPerformed(ActionEvent event) {
                ConsoleUITest.this.testOut();
            }
        };
    }

    private JButton buildErrButton() {
        return new JButton(this.buildErrAction());
    }

    private Action buildErrAction() {
        return new AbstractAction("err") {
            public void actionPerformed(ActionEvent event) {
                ConsoleUITest.this.testErr();
            }
        };
    }

    private JButton buildCloseButton() {
        return new JButton(this.buildCloseAction());
    }

    private Action buildCloseAction() {
        return new AbstractAction("close") {
            public void actionPerformed(ActionEvent event) {
                ConsoleUITest.this.close();
            }
        };
    }


    // ********** behavior **********

    void open() {
        if (this.console == null) {
            // save the original streams, so we can restore them
            this.out = System.out;
            this.err = System.err;
            this.console = Console.buildSystemConsole();
        }
        this.console.open();
    }

    void testOut() {
        System.out.println("1. The quick brown fox jumps over the lazy dog.");
        System.out.println("2. The quick brown fox jumps over the lazy dog.");
        System.out.println("3. The quick brown fox jumps over the lazy dog.");
    }

    void testErr() {
        new RuntimeException(new IOException()).printStackTrace();
    }

    void close() {
        if (this.console != null) {
            System.setOut(this.out);
            System.setErr(this.err);
            this.console.close();
            this.console = null;
        }
    }

}