| /* |
| * Copyright (c) 2004, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 5058319 |
| * @summary Check if a RuntimeException is wrapped by RuntimeMBeanException |
| * only once. |
| * |
| * @author Mandy Chung |
| * |
| * @build MXBeanException |
| * @run main MXBeanException |
| */ |
| |
| import java.lang.management.*; |
| import javax.management.*; |
| import java.util.*; |
| import static java.lang.management.ManagementFactory.*; |
| |
| public class MXBeanException { |
| private static MemoryPoolMXBean pool; |
| |
| public static void main(String[] argv) throws Exception { |
| List<MemoryPoolMXBean> pools = |
| ManagementFactory.getMemoryPoolMXBeans(); |
| for (MemoryPoolMXBean p : pools) { |
| if (!p.isUsageThresholdSupported()) { |
| pool = p; |
| break; |
| } |
| } |
| |
| // check if UnsupportedOperationException is thrown |
| try { |
| pool.setUsageThreshold(1000); |
| throw new RuntimeException("TEST FAILED: " + |
| "UnsupportedOperationException not thrown"); |
| } catch (UnsupportedOperationException e) { |
| // expected |
| } |
| |
| // check if UnsupportedOperationException is thrown |
| // when calling through MBeanServer |
| MBeanServer mbs = ManagementFactory.getPlatformMBeanServer(); |
| ObjectName on = new ObjectName(MEMORY_POOL_MXBEAN_DOMAIN_TYPE + |
| ",name=" + pool.getName()); |
| Attribute att = new Attribute("UsageThreshold", 1000); |
| try { |
| mbs.setAttribute(on, att); |
| } catch (RuntimeMBeanException e) { |
| checkMBeanException(e); |
| } catch (RuntimeOperationsException e) { |
| checkMBeanException(e); |
| } |
| |
| // check if UnsupportedOperationException is thrown |
| // when calling through proxy |
| |
| MemoryPoolMXBean proxy = newPlatformMXBeanProxy(mbs, |
| on.toString(), |
| MemoryPoolMXBean.class); |
| try { |
| proxy.setUsageThreshold(1000); |
| throw new RuntimeException("TEST FAILED: " + |
| "UnsupportedOperationException not thrown via proxy"); |
| } catch (UnsupportedOperationException e) { |
| // expected |
| } |
| |
| System.out.println("Test passed"); |
| } |
| |
| private static void checkMBeanException(JMRuntimeException e) { |
| Throwable cause = e.getCause(); |
| if (!(cause instanceof UnsupportedOperationException)) { |
| throw new RuntimeException("TEST FAILED: " + cause + |
| "is not UnsupportedOperationException"); |
| } |
| } |
| } |