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/*
* Copyright (c) 2001, 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.jdwp.ThreadReference.ThreadGroup;
import java.io.*;
import java.util.*;
import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdwp.*;
public class threadgroup001 {
static final int JCK_STATUS_BASE = 95;
static final int PASSED = 0;
static final int FAILED = 2;
static final String PACKAGE_NAME = "nsk.jdwp.ThreadReference.ThreadGroup";
static final String TEST_CLASS_NAME = PACKAGE_NAME + "." + "threadgroup001";
static final String DEBUGEE_CLASS_NAME = TEST_CLASS_NAME + "a";
static final String JDWP_COMMAND_NAME = "ThreadReference.ThreadGroup";
static final int JDWP_COMMAND_ID = JDWP.Command.ThreadReference.ThreadGroup;
public static void main (String argv[]) {
System.exit(run(argv,System.out) + JCK_STATUS_BASE);
}
public static int run(String argv[], PrintStream out) {
return new threadgroup001().runIt(argv, out);
}
public int runIt(String argv[], PrintStream out) {
boolean success = true;
try {
ArgumentHandler argumentHandler = new ArgumentHandler(argv);
Log log = new Log(out, argumentHandler);
try {
Binder binder = new Binder(argumentHandler, log);
log.display("Start debugee VM");
Debugee debugee = binder.bindToDebugee(DEBUGEE_CLASS_NAME);
Transport transport = debugee.getTransport();
IOPipe pipe = debugee.createIOPipe();
log.display("Waiting for VM_INIT event");
debugee.waitForVMInit();
log.display("Querying for IDSizes");
debugee.queryForIDSizes();
log.display("Resume debugee VM");
debugee.resume();
log.display("Waiting for command: " + "ready");
String cmd = pipe.readln();
log.display("Received command: " + cmd);
try {
// get top level thread groups
log.display("Getting IDs for top level thread groups");
long[] threadGroupIDs = null;
int groups = 0;
{
log.display("Create command packet " + "TopLevelThreadGroups");
CommandPacket command = new CommandPacket(JDWP.Command.VirtualMachine.TopLevelThreadGroups);
log.display("Waiting for reply to command");
ReplyPacket reply = debugee.receiveReplyFor(command);
log.display("Valid reply packet received");
log.display("Parsing reply packet:");
reply.resetPosition();
groups = reply.getInt();
log.display(" groups: " + groups);
threadGroupIDs = new long[groups];
for (int i = 0; i < groups; i++) {
long threadGroupID = reply.getObjectID();
log.display(" #" + i + " threadGroupID: " + threadGroupID);
threadGroupIDs[i] = threadGroupID;
}
if (groups < 0) {
log.complain("Negative number of thread groups returned while getting top level thread groups IDs: " + groups);
success = false;
}
if (groups == 0) {
log.complain("No thread groups IDs returned while getting top level thread groups IDs: " + groups);
success = false;
}
}
// get threads from all thread groups found
boolean found = false;
long checkedThreadGroupID = 0;
long[] threadIDs = null;
int threads = 0;
for (int i = 0; i < groups; i++) {
checkedThreadGroupID = threadGroupIDs[i];
log.display("Getting IDs of the thread from thread group: #" + i);
log.display("Create command packet " +
"ThreadGroupReference.Children");
CommandPacket command = new CommandPacket(JDWP.Command.ThreadGroupReference.Children);
command.addObjectID(checkedThreadGroupID);
command.setLength();
log.display("Waiting for reply to command");
ReplyPacket reply = debugee.receiveReplyFor(command);
log.display("Valid reply packet received");
log.display("Parsing reply packet:");
reply.resetPosition();
threads = reply.getInt();
log.display(" threads: " + threads);
threadIDs = new long[threads];
for (int j = 0; j < threads; j++) {
long threadID = reply.getObjectID();
log.display(" #" + j + " threadID: " + threadID);
threadIDs[j] = threadID;
}
if (threads < 0) {
log.complain("Negative number of threads in the thread group: " + threads);
success = false;
}
if (threads > 0) {
log.display("Testing threads from thread group: #" + i);
found = true;
}
}
if (!found) {
log.complain("No threads found in all top level thread groups");
success = false;
}
// begin test of JDWP command
for (int i = 0; i < threads; i++) {
long threadID = threadIDs[i];
log.display("");
log.display("Getting ThreadGroup ID for " + i + " thread ID: "
+ threadID);
log.display("Create command " + JDWP_COMMAND_NAME
+ " with thread ID: " + threadID);
CommandPacket command = new CommandPacket(JDWP_COMMAND_ID);
command.addObjectID(threadID);
command.setLength();
log.display("Sending command packet:\n" + command);
transport.write(command);
log.display("Waiting for reply packet");
ReplyPacket reply = new ReplyPacket();
transport.read(reply);
log.display("Reply packet received:\n" + reply);
log.display("Checking reply packet header");
reply.checkHeader(command.getPacketID());
log.display("Parsing reply packet:");
reply.resetPosition();
long threadGroupID = reply.getObjectID();
log.display(" group: " + threadGroupID);
if (threadGroupID != checkedThreadGroupID) {
log.complain("Unexpected threadGroupID returned for a thread: " + threadGroupID
+ " (expected: " + checkedThreadGroupID + ")");
success = false;
}
if (! reply.isParsed()) {
log.complain("Extra trailing bytes found in reply packet at: " + reply.currentPosition());
success = false;
} else {
log.display("Reply packet parsed successfully");
}
}
// end test of JDWP command
} catch (Exception e) {
log.complain("Caught exception while testing JDWP command: " + e);
success = false;
} finally {
log.display("");
log.display("Sending command: " + "quit");
pipe.println("quit");
log.display("Waiting for debugee exits");
int code = debugee.waitFor();
if (code == JCK_STATUS_BASE + PASSED) {
log.display("Debugee PASSED with exit code: " + code);
} else {
log.complain("Debugee FAILED with exit code: " + code);
success = false;
}
}
} catch (Exception e) {
log.complain("Caught unexpected exception while communicating with debugee: " + e);
e.printStackTrace(out);
success = false;
}
if (!success) {
log.complain("TEST FAILED");
return FAILED;
}
} catch (Exception e) {
out.println("Caught unexpected exception while starting the test: " + e);
e.printStackTrace(out);
out.println("TEST FAILED");
return FAILED;
}
out.println("TEST PASSED");
return PASSED;
}
}
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