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/*
* Copyright (c) 2003, 2016, 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.
*/
import javax.sound.sampled.CompoundControl;
import javax.sound.sampled.Control;
/**
* @test
* @bug 4629190
* @summary CompoundControl: getMemberControls() and toString() throw
* NullPointerException
*/
public class ToString {
public static void main(String args[]) throws Exception {
System.out.println();
System.out.println();
System.out.println("4629190: CompoundControl: getMemberControls() and toString() throw NullPointerException");
String firstControlTypeName = "first_Control_Type_Name";
String secondControlTypeName = "second_Control_Type_Name";
String thirdControlTypeName = "third_Control_Type_Name";
Control.Type firstControlType = new TestControlType(firstControlTypeName);
Control.Type secondControlType = new TestControlType(secondControlTypeName);
Control.Type thirdControlType = new TestControlType(thirdControlTypeName);
Control firstControl = new TestControl(firstControlType);
Control secondControl = new TestControl(secondControlType);
Control thirdControl = new TestControl(thirdControlType);
String testCompoundControlTypeName = "CompoundControl_Type_Name";
CompoundControl.Type testCompoundControlType
= new TestCompoundControlType(testCompoundControlTypeName);
Control[] setControls = { firstControl, secondControl, thirdControl };
CompoundControl testedCompoundControl
= new TestCompoundControl(testCompoundControlType, setControls);
// this may throw exception if bug applies
Control[] producedControls = testedCompoundControl.getMemberControls();
System.out.println("Got "+producedControls.length+" member controls.");
// this may throw exception if bug applies
String producedString = testedCompoundControl.toString();
System.out.println("toString() returned: "+producedString);
System.out.println("Test passed.");
}
}
class TestControl extends Control {
TestControl(Control.Type type) {
super(type);
}
}
class TestControlType extends Control.Type {
TestControlType(String name) {
super(name);
}
}
class TestCompoundControl extends CompoundControl {
TestCompoundControl(CompoundControl.Type type, Control[] memberControls) {
super(type, memberControls);
}
}
class TestCompoundControlType extends CompoundControl.Type {
TestCompoundControlType(String name) {
super(name);
}
}
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