86 lines
2.7 KiB
Java
86 lines
2.7 KiB
Java
/*
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* Copyright (c) 2002, 2016, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2011 SAP AG. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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class TestMT {
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static boolean loadLib(String libName) {
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try {
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System.loadLibrary(libName);
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System.out.println("Loaded library "+ libName + ".");
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return true;
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} catch (SecurityException e) {
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System.out.println("loadLibrary(\"" + libName + "\") throws: " + e + "\n");
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} catch (UnsatisfiedLinkError e) {
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System.out.println("loadLibrary(\"" + libName + "\") throws: " + e + "\n");
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}
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return false;
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}
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public static int counter = 1;
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static int Runner() {
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counter = counter * -1;
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int i = counter;
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if (counter < 2) counter += Runner();
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return i;
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}
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public static int run(String msg) {
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try {
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Runner();
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} catch (StackOverflowError e) {
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System.out.println(msg + " caught stack overflow error.");
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return 0;
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} catch (OutOfMemoryError e) {
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return 0;
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}
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return 2;
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}
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public static void main(String argv[]) {
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try {
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for (int i = 0; i < 20; i++) {
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Thread t = new DoStackOverflow("SpawnedThread " + i);
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t.start();
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}
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run("Main thread");
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loadLib("test-rwx");
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run("Main thread");
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} catch (Exception e) {
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System.out.println(e);
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}
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}
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static class DoStackOverflow extends Thread {
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public DoStackOverflow(String name) {
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super(name);
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}
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public void run() {
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for (int i = 0; i < 10; ++i) {
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TestMT.run(getName());
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Thread.yield();
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}
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}
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}
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}
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