src/java.management/share/native/libmanagement/ThreadImpl.c
author dcubed
Wed, 18 Sep 2019 20:49:13 -0400
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child 58348 c29e49148be7
permissions -rw-r--r--
8231210: [BACKOUT] JDK-8207266 ThreadMXBean::getThreadAllocatedBytes() can be quicker for self thread Reviewed-by: phh, dholmes
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/*
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 * Copyright (c) 2003, 2017, 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 <jni.h>
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#include "jvm.h"
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#include "management.h"
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#include "sun_management_ThreadImpl.h"
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_setThreadContentionMonitoringEnabled0
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  (JNIEnv *env, jclass cls, jboolean flag)
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{
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    jmm_interface->SetBoolAttribute(env, JMM_THREAD_CONTENTION_MONITORING, flag);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_setThreadCpuTimeEnabled0
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  (JNIEnv *env, jclass cls, jboolean flag)
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{
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    jmm_interface->SetBoolAttribute(env, JMM_THREAD_CPU_TIME, flag);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_setThreadAllocatedMemoryEnabled0
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  (JNIEnv *env, jclass cls, jboolean flag)
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{
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    jmm_interface->SetBoolAttribute(env, JMM_THREAD_ALLOCATED_MEMORY, flag);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_getThreadInfo1
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  (JNIEnv *env, jclass cls, jlongArray ids, jint maxDepth,
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   jobjectArray infoArray)
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{
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    jmm_interface->GetThreadInfo(env, ids, maxDepth, infoArray);
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}
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JNIEXPORT jobjectArray JNICALL
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Java_sun_management_ThreadImpl_getThreads
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  (JNIEnv *env, jclass cls)
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{
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    return JVM_GetAllThreads(env, cls);
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}
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JNIEXPORT jlong JNICALL
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Java_sun_management_ThreadImpl_getThreadTotalCpuTime0
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  (JNIEnv *env, jclass cls, jlong tid)
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{
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    return jmm_interface->GetThreadCpuTimeWithKind(env, tid, JNI_TRUE /* user+sys */);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_getThreadTotalCpuTime1
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  (JNIEnv *env, jclass cls, jlongArray ids, jlongArray timeArray)
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{
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    jmm_interface->GetThreadCpuTimesWithKind(env, ids, timeArray,
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                                             JNI_TRUE /* user+sys */);
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}
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JNIEXPORT jlong JNICALL
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Java_sun_management_ThreadImpl_getThreadUserCpuTime0
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  (JNIEnv *env, jclass cls, jlong tid)
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{
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    return jmm_interface->GetThreadCpuTimeWithKind(env, tid, JNI_FALSE /* user */);
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}
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JNIEXPORT void JNICALL
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  (JNIEnv *env, jclass cls, jlongArray ids, jlongArray timeArray)
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{
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    jmm_interface->GetThreadCpuTimesWithKind(env, ids, timeArray,
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                                             JNI_FALSE /* user */);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_getThreadAllocatedMemory1
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  (JNIEnv *env, jclass cls, jlongArray ids, jlongArray sizeArray)
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{
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    jmm_interface->GetThreadAllocatedMemory(env, ids, sizeArray);
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}
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JNIEXPORT jobjectArray JNICALL
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Java_sun_management_ThreadImpl_findMonitorDeadlockedThreads0
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  (JNIEnv *env, jclass cls)
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{
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    return jmm_interface->FindCircularBlockedThreads(env);
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}
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JNIEXPORT jobjectArray JNICALL
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Java_sun_management_ThreadImpl_findDeadlockedThreads0
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  (JNIEnv *env, jclass cls)
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{
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    return jmm_interface->FindDeadlocks(env, JNI_FALSE /* !object_monitors_only */);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_resetPeakThreadCount0
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  (JNIEnv *env, jclass cls)
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{
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    jvalue unused;
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    unused.i = 0;
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    jmm_interface->ResetStatistic(env, unused, JMM_STAT_PEAK_THREAD_COUNT);
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}
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JNIEXPORT void JNICALL
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Java_sun_management_ThreadImpl_resetContentionTimes0
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  (JNIEnv *env, jobject dummy, jlong tid)
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{
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    jvalue value;
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    value.j = tid;
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    jmm_interface->ResetStatistic(env, value, JMM_STAT_THREAD_CONTENTION_TIME);
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}
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JNIEXPORT jobjectArray JNICALL
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Java_sun_management_ThreadImpl_dumpThreads0
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  (JNIEnv *env, jclass cls, jlongArray ids, jboolean lockedMonitors,
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  jboolean lockedSynchronizers, jint maxDepth)
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{
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    return jmm_interface->DumpThreads(env, ids, lockedMonitors,
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                                      lockedSynchronizers, maxDepth);
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}