/*

 * 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 listeners

 * @author Sergey Malenkov

 */

import java.beans.PropertyChangeEvent;

import java.beans.PropertyVetoException;

import java.beans.VetoableChangeListener;

import java.beans.VetoableChangeListenerProxy;

import java.beans.VetoableChangeSupport;

public final class TestListeners implements VetoableChangeListener {

    private static final String NAME = "property";

    private static final String NONE = "broken";

    private static int current;

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

        VetoableChangeSupport vcs = new VetoableChangeSupport(TestListeners.class);

        vcs.addVetoableChangeListener(new TestListeners(0));

        vcs.addVetoableChangeListener(NAME, new TestListeners(2));

        vcs.addVetoableChangeListener(new TestListeners(1));

        vcs.addVetoableChangeListener(NAME, new VetoableChangeListenerProxy(NAME, new TestListeners(3)));

        current = 0;

        vcs.fireVetoableChange(NAME, 0, 1);

        if (current != 4)

            throw new Error("Expected 4 listeners, but called " + current);

        current = 0;

        vcs.fireVetoableChange(NONE, 1, 0);

        if (current != 2)

            throw new Error("Expected 2 listeners, but called " + current);

        VetoableChangeListener[] all = vcs.getVetoableChangeListeners();

        if (all.length != 4)

            throw new Error("Expected 4 listeners, but contained " + all.length);

        VetoableChangeListener[] named = vcs.getVetoableChangeListeners(NAME);

        if (named.length != 2)

            throw new Error("Expected 2 named listeners, but contained " + named.length);

        VetoableChangeListener[] other = vcs.getVetoableChangeListeners(NONE);

        if (other.length != 0)

            throw new Error("Expected 0 other listeners, but contained " + other.length);

        vcs.removeVetoableChangeListener(new TestListeners(0));

        vcs.removeVetoableChangeListener(new TestListeners(1));

        vcs.removeVetoableChangeListener(NAME, new TestListeners(2));

        vcs.removeVetoableChangeListener(NAME, new VetoableChangeListenerProxy(NAME, new TestListeners(3)));

        all = vcs.getVetoableChangeListeners();

        if (all.length != 0)

            throw new Error("Expected 4 listeners, but contained " + all.length);

        named = vcs.getVetoableChangeListeners(NAME);

        if (named.length != 0)

            throw new Error("Expected 2 named listeners, but contained " + named.length);

        other = vcs.getVetoableChangeListeners(NONE);

        if (other.length != 0)

            throw new Error("Expected 0 other listeners, but contained " + other.length);

    }

    private final int index;

    public TestListeners(int index) {

        this.index = index;

    }

    public void vetoableChange(PropertyChangeEvent event) {

        if (this.index < 0)

            throw new Error("Unexpected listener: " + this.index);

        System.out.println("index = " + this.index);

        if (this.index != current++)

            throw new Error("Unexpected listener: " + this.index);

    }

    @Override

    public boolean equals(Object object) {

        if (object instanceof TestListeners) {

            TestListeners test = (TestListeners)object;

            return test.index == this.index;

        }

        return false;

    }

    @Override

    public int hashCode() {

        return this.index;

    }

}