8185003: JMX: Add a version of ThreadMXBean.dumpAllThreads with a maxDepth argument
Summary: Added two new API's to limit the stack trace depth
Reviewed-by: mchung, dfuchs, rriggs, egahlin
Contributed-by: ujwal.vangapally@oracle.com
/*
* Copyright (c) 2003, 2017, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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.
*/
#include <jni.h>
#include "jvm.h"
#include "management.h"
#include "sun_management_ThreadImpl.h"
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_setThreadContentionMonitoringEnabled0
(JNIEnv *env, jclass cls, jboolean flag)
{
jmm_interface->SetBoolAttribute(env, JMM_THREAD_CONTENTION_MONITORING, flag);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_setThreadCpuTimeEnabled0
(JNIEnv *env, jclass cls, jboolean flag)
{
jmm_interface->SetBoolAttribute(env, JMM_THREAD_CPU_TIME, flag);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_setThreadAllocatedMemoryEnabled0
(JNIEnv *env, jclass cls, jboolean flag)
{
jmm_interface->SetBoolAttribute(env, JMM_THREAD_ALLOCATED_MEMORY, flag);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_getThreadInfo1
(JNIEnv *env, jclass cls, jlongArray ids, jint maxDepth,
jobjectArray infoArray)
{
jmm_interface->GetThreadInfo(env, ids, maxDepth, infoArray);
}
JNIEXPORT jobjectArray JNICALL
Java_sun_management_ThreadImpl_getThreads
(JNIEnv *env, jclass cls)
{
return JVM_GetAllThreads(env, cls);
}
JNIEXPORT jlong JNICALL
Java_sun_management_ThreadImpl_getThreadTotalCpuTime0
(JNIEnv *env, jclass cls, jlong tid)
{
return jmm_interface->GetThreadCpuTimeWithKind(env, tid, JNI_TRUE /* user+sys */);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_getThreadTotalCpuTime1
(JNIEnv *env, jclass cls, jlongArray ids, jlongArray timeArray)
{
jmm_interface->GetThreadCpuTimesWithKind(env, ids, timeArray,
JNI_TRUE /* user+sys */);
}
JNIEXPORT jlong JNICALL
Java_sun_management_ThreadImpl_getThreadUserCpuTime0
(JNIEnv *env, jclass cls, jlong tid)
{
return jmm_interface->GetThreadCpuTimeWithKind(env, tid, JNI_FALSE /* user */);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_getThreadUserCpuTime1
(JNIEnv *env, jclass cls, jlongArray ids, jlongArray timeArray)
{
jmm_interface->GetThreadCpuTimesWithKind(env, ids, timeArray,
JNI_FALSE /* user */);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_getThreadAllocatedMemory1
(JNIEnv *env, jclass cls, jlongArray ids, jlongArray sizeArray)
{
jmm_interface->GetThreadAllocatedMemory(env, ids, sizeArray);
}
JNIEXPORT jobjectArray JNICALL
Java_sun_management_ThreadImpl_findMonitorDeadlockedThreads0
(JNIEnv *env, jclass cls)
{
return jmm_interface->FindCircularBlockedThreads(env);
}
JNIEXPORT jobjectArray JNICALL
Java_sun_management_ThreadImpl_findDeadlockedThreads0
(JNIEnv *env, jclass cls)
{
return jmm_interface->FindDeadlocks(env, JNI_FALSE /* !object_monitors_only */);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_resetPeakThreadCount0
(JNIEnv *env, jclass cls)
{
jvalue unused;
unused.i = 0;
jmm_interface->ResetStatistic(env, unused, JMM_STAT_PEAK_THREAD_COUNT);
}
JNIEXPORT void JNICALL
Java_sun_management_ThreadImpl_resetContentionTimes0
(JNIEnv *env, jobject dummy, jlong tid)
{
jvalue value;
value.j = tid;
jmm_interface->ResetStatistic(env, value, JMM_STAT_THREAD_CONTENTION_TIME);
}
JNIEXPORT jobjectArray JNICALL
Java_sun_management_ThreadImpl_dumpThreads0
(JNIEnv *env, jclass cls, jlongArray ids, jboolean lockedMonitors,
jboolean lockedSynchronizers, jint maxDepth)
{
return jmm_interface->DumpThreads(env, ids, lockedMonitors,
lockedSynchronizers, maxDepth);
}