--- /dev/null 2016-10-24 21:41:09.000000000 +0300 +++ new/test/javax/sound/sampled/Controls/CompoundControl/ToString.java 2016-10-24 21:41:09.000000000 +0300 @@ -0,0 +1,98 @@ +/* + * 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); + } +}