/*
* Copyright ( c ) 2002 , 2016 , Oracle and / or its affiliates . All rights reserved .
* Copyright ( c ) 2011 SAP AG . 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 .
*/
class TestMT {
static boolean loadLib(String libName) {
try {
System.loadLibrary(libName);
System.out.println("Loaded library " + libName + "." );
return true ;
} catch (SecurityException e) {
System.out.println("loadLibrary(\" " + libName + " \") throws: " + e + "\n" );
} catch (UnsatisfiedLinkError e) {
System.out.println("loadLibrary(\" " + libName + " \") throws: " + e + "\n" );
}
return false ;
}
public static int counter = 1 ;
static int Runner() {
counter = counter * -1 ;
int i = counter;
if (counter < 2 ) counter += Runner();
return i;
}
public static int run(String msg) {
try {
Runner();
} catch (StackOverflowError e) {
System.out.println(msg + " caught stack overflow error." );
return 0 ;
} catch (OutOfMemoryError e) {
return 0 ;
}
return 2 ;
}
public static void main(String argv[]) {
try {
for (int i = 0 ; i < 20 ; i++) {
Thread t = new DoStackOverflow("SpawnedThread " + i);
t.start();
}
run("Main thread" );
loadLib("test-rwx" );
run("Main thread" );
} catch (Exception e) {
System.out.println(e);
}
}
static class DoStackOverflow extends Thread {
public DoStackOverflow(String name) {
super (name);
}
public void run() {
for (int i = 0 ; i < 10 ; ++i) {
TestMT.run(getName());
Thread .yield();
}
}
}
}
Messung V0.5 in Prozent C=95 H=92 G=93
¤ Dauer der Verarbeitung: 0.1 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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