/*

 * Copyright (c) 2007, 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 5004188

 * @summary Tests sequence of methods

 * @author Sergey Malenkov

 */

import java.beans.PropertyChangeEvent;

import java.beans.PropertyVetoException;

import java.beans.VetoableChangeListener;

import java.beans.VetoableChangeSupport;

enum Fire {

    PropertyChangeEvent,

    PropertyObject,

    PropertyInteger,

    PropertyBoolean,

}

public class TestMethods extends VetoableChangeSupport implements VetoableChangeListener {

    private static final String NAME = "property";

    public static void main(String[] args) throws PropertyVetoException {

        Object source = new Object();

        new TestMethods(source).fireVetoableChange(new PropertyChangeEvent(source, NAME, null, null));

        new TestMethods(source).fireVetoableChange(NAME, null, null);

        new TestMethods(source).fireVetoableChange(NAME, 0, 1);

        new TestMethods(source).fireVetoableChange(NAME, true, false);

    }

    private Fire state;

    public TestMethods(Object source) {

        super(source);

        addVetoableChangeListener(this);

    }

    public void vetoableChange(PropertyChangeEvent event) {

        if (this.state != Fire.PropertyChangeEvent)

            throw new Error("Illegal state: " + this.state);

    }

    @Override

    public void fireVetoableChange(String property, Object oldValue, Object newValue) throws PropertyVetoException {

        if ((this.state != null) && (this.state != Fire.PropertyBoolean) && (this.state != Fire.PropertyInteger))

            throw new Error("Illegal state: " + this.state);

        this.state = Fire.PropertyObject;

        super.fireVetoableChange(property, oldValue, newValue);

    }

    @Override

    public void fireVetoableChange(String property, int oldValue, int newValue) throws PropertyVetoException {

        if (this.state != null)

            throw new Error("Illegal state: " + this.state);

        this.state = Fire.PropertyInteger;

        super.fireVetoableChange(property, oldValue, newValue);

    }

    @Override

    public void fireVetoableChange(String property, boolean oldValue, boolean newValue) throws PropertyVetoException {

        if (this.state != null)

            throw new Error("Illegal state: " + this.state);

        this.state = Fire.PropertyBoolean;

        super.fireVetoableChange(property, oldValue, newValue);

    }

    @Override

    public void fireVetoableChange(PropertyChangeEvent event) throws PropertyVetoException {

        if ((this.state != null) && (this.state != Fire.PropertyObject))

            throw new Error("Illegal state: " + this.state);

        this.state = Fire.PropertyChangeEvent;

        super.fireVetoableChange(event);

    }

}