/*
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* Copyright (c) 1998, 2013, Oracle and/or its affiliates. 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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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#include "util.h"
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#include "ThreadGroupReferenceImpl.h"
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#include "inStream.h"
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#include "outStream.h"
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static jboolean
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name(PacketInputStream *in, PacketOutputStream *out)
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{
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JNIEnv *env;
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jthreadGroup group;
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env = getEnv();
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group = inStream_readThreadGroupRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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WITH_LOCAL_REFS(env, 1) {
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jvmtiThreadGroupInfo info;
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(void)memset(&info, 0, sizeof(info));
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threadGroupInfo(group, &info);
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(void)outStream_writeString(out, info.name == NULL ? "" : info.name);
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if ( info.name != NULL )
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jvmtiDeallocate(info.name);
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} END_WITH_LOCAL_REFS(env);
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return JNI_TRUE;
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}
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static jboolean
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parent(PacketInputStream *in, PacketOutputStream *out)
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{
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JNIEnv *env;
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jthreadGroup group;
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env = getEnv();
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group = inStream_readThreadGroupRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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WITH_LOCAL_REFS(env, 1) {
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jvmtiThreadGroupInfo info;
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(void)memset(&info, 0, sizeof(info));
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threadGroupInfo(group, &info);
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(void)outStream_writeObjectRef(env, out, info.parent);
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if ( info.name != NULL )
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jvmtiDeallocate(info.name);
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} END_WITH_LOCAL_REFS(env);
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return JNI_TRUE;
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}
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static jboolean
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children(PacketInputStream *in, PacketOutputStream *out)
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{
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JNIEnv *env;
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jthreadGroup group;
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env = getEnv();
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group = inStream_readThreadGroupRef(env, in);
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if (inStream_error(in)) {
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return JNI_TRUE;
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}
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WITH_LOCAL_REFS(env, 1) {
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jvmtiError error;
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jint threadCount;
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jint groupCount;
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jthread *theThreads;
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jthread *theGroups;
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error = JVMTI_FUNC_PTR(gdata->jvmti,GetThreadGroupChildren)(gdata->jvmti, group,
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&threadCount,&theThreads,
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&groupCount, &theGroups);
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if (error != JVMTI_ERROR_NONE) {
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outStream_setError(out, map2jdwpError(error));
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} else {
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int i;
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/* Squish out all of the debugger-spawned threads */
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threadCount = filterDebugThreads(theThreads, threadCount);
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(void)outStream_writeInt(out, threadCount);
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for (i = 0; i < threadCount; i++) {
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(void)outStream_writeObjectRef(env, out, theThreads[i]);
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}
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(void)outStream_writeInt(out, groupCount);
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for (i = 0; i < groupCount; i++) {
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(void)outStream_writeObjectRef(env, out, theGroups[i]);
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}
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jvmtiDeallocate(theGroups);
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jvmtiDeallocate(theThreads);
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}
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} END_WITH_LOCAL_REFS(env);
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return JNI_TRUE;
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}
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void *ThreadGroupReference_Cmds[] = { (void *)3,
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(void *)name,
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(void *)parent,
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(void *)children };
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