Mercurial > hg > release > heapstats-2.1
view agent/test/race-condition/ThreadExhausted/OnClassPrepare/testcase/Test.java @ 236:84f67233da38
Bug 3406: [TEST]Add race condition tests for core components
Reviewed-by: yasuenag
https://github.com/HeapStats/heapstats/pull/103
author | KUBOTA Yuji <kubota.yuji@lab.ntt.co.jp> |
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date | Thu, 22 Jun 2017 09:55:19 +0900 |
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/* * Copyright (C) 2017 Nippon Telegraph and Telephone Corporation * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program 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 for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ /* * Copyright (C) 2017 Nippon Telegraph and Telephone Corporation * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program 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 for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ import java.net.*; import java.nio.file.*; import java.lang.reflect.*; public class Test{ public static void runClassLoad(){ try{ ClassLoader loader = new URLClassLoader(new URL[]{ Paths.get(System.getProperty("java.class.path"), "dynload") .toUri() .toURL()}); Class<?> target = loader.loadClass("DynLoad"); Method targetMethod = target.getMethod("call"); Object targetObj = target.newInstance(); targetMethod.invoke(targetObj); } catch(Exception e){ e.printStackTrace(); } } public static void runThreadleak(){ Runnable waiter = () -> { try{ synchronized(Test.class){ Test.class.wait(); } } catch(InterruptedException e){ e.printStackTrace(); } }; while(true){ try{ (new Thread(waiter)).start(); } catch(Throwable t){ t.printStackTrace(); System.exit(-1); } } } public static void main(String[] args){ (new Thread(Test::runClassLoad)).start(); (new Thread(Test::runThreadleak)).start(); } }