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/*
* Copyright (c) 2003, 2018, 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.
*/
package nsk.jvmti.RedefineClasses;
import java.io.*;
public class redefclass018 {
final static int FAILED = 2;
final static int JCK_STATUS_BASE = 95;
static String fileDir = ".";
static {
try {
System.loadLibrary("redefclass018");
} catch (UnsatisfiedLinkError ule) {
System.err.println("Could not load redefclass018 library");
System.err.println("java.library.path:"
+ System.getProperty("java.library.path"));
throw ule;
}
}
native static void getReady(Class cls, byte bytes[]);
native static int check();
public static void main(String args[]) {
args = nsk.share.jvmti.JVMTITest.commonInit(args);
// produce JCK-like exit status.
System.exit(run(args, System.out) + JCK_STATUS_BASE);
}
public static int run(String args[], PrintStream out) {
if (args.length > 0) {
fileDir = args[0];
}
// Read data from class
byte[] bytes;
String fileName = fileDir + File.separator + "newclass" + File.separator +
redefclass018a.class.getName().replace('.', File.separatorChar) +
".class";
try {
FileInputStream in = new FileInputStream(fileName);
bytes = new byte[in.available()];
in.read(bytes);
in.close();
} catch (Exception ex) {
out.println("# Unexpected exception while reading class file:");
out.println("# " + ex);
return FAILED;
}
getReady(redefclass018a.class, bytes);
redefclass018a thr = new redefclass018a();
thr.sout = out;
thr.start();
try {
thr.join();
} catch (InterruptedException e) {
throw new Error("Unexpected " + e);
}
return (thr.testFailed ? FAILED : check());
}
}
class redefclass018a extends Thread {
final static int LOOP_COUNT = 30000;
public static boolean testFailed = false;
public static PrintStream sout;
public void run() {
try {
for (int i = 0; ; i++) {
if (i > LOOP_COUNT) {
thrower();
break;
}
}
sout.println("# thrower() does not throw any exception");
testFailed = true;
} catch (NumberFormatException ex) {
// OK
} catch (Exception ex) {
sout.println("# thrower() throws unexpected exception:");
sout.println("# " + ex);
testFailed = true;
}
}
// method to be breakpointed in agent
private void thrower() throws NumberFormatException {
throw new NumberFormatException("original");
}
}
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