2018-05-24 17:12:15 -07:00
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/*
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* Copyright (c) 2004, 2018, 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.
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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 <stdio.h>
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#include <string.h>
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#include "jvmti.h"
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#include "agent_common.h"
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#include "JVMTITools.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef JNI_ENV_ARG
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#ifdef __cplusplus
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#define JNI_ENV_ARG(x, y) y
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#define JNI_ENV_PTR(x) x
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#else
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#define JNI_ENV_ARG(x,y) x, y
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#define JNI_ENV_PTR(x) (*x)
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#endif
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#endif
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#define PASSED 0
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#define STATUS_FAILED 2
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#define WAIT_START 100
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static jvmtiEnv *jvmti = NULL;
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static jint result = PASSED;
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static jboolean printdump = JNI_FALSE;
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static jint wait_time = 0;
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static jint state[] = {
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0, /* JVMTI_THREAD_STATUS_NOT_STARTED, */
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JVMTI_THREAD_STATE_SLEEPING,
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JVMTI_THREAD_STATE_TERMINATED /* JVMTI_THREAD_STATUS_ZOMBIE */
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};
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JNIEXPORT void JNICALL
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Java_nsk_jvmti_GetThreadState_thrstat003_init(JNIEnv *env, jclass cls,
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jint waitTime) {
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wait_time = waitTime * 60000;
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}
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#ifdef STATIC_BUILD
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JNIEXPORT jint JNICALL Agent_OnLoad_thrstat003(JavaVM *jvm, char *options, void *reserved) {
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return Agent_Initialize(jvm, options, reserved);
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}
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JNIEXPORT jint JNICALL Agent_OnAttach_thrstat003(JavaVM *jvm, char *options, void *reserved) {
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return Agent_Initialize(jvm, options, reserved);
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}
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JNIEXPORT jint JNI_OnLoad_thrstat003(JavaVM *jvm, char *options, void *reserved) {
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return JNI_VERSION_1_8;
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}
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#endif
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jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
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jint res;
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if (options != NULL && strcmp(options, "printdump") == 0) {
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printdump = JNI_TRUE;
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}
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res = JNI_ENV_PTR(jvm)->GetEnv(JNI_ENV_ARG(jvm, (void **) &jvmti),
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JVMTI_VERSION_1_1);
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if (res != JNI_OK || jvmti == NULL) {
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printf("Wrong result of a valid call to GetEnv!\n");
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return JNI_ERR;
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}
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return JNI_OK;
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}
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JNIEXPORT jint JNICALL
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Java_nsk_jvmti_GetThreadState_thrstat003_check(JNIEnv *env, jclass cls,
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jthread thr, jint statInd) {
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jvmtiError err;
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jrawMonitorID wait_lock;
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jint thrState;
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jint i;
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if (jvmti == NULL) {
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printf("JVMTI client was not properly loaded!\n");
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return STATUS_FAILED;
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}
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2018-08-28 14:37:34 -07:00
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err = jvmti->CreateRawMonitor("_wait_lock", &wait_lock);
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2018-05-24 17:12:15 -07:00
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if (err != JVMTI_ERROR_NONE) {
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printf("(CreateRawMonitor#%d) unexpected error: %s (%d)\n",
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statInd, TranslateError(err), err);
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result = STATUS_FAILED;
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}
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for (i = WAIT_START; i < wait_time; i <<= 1) {
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2018-08-28 14:37:34 -07:00
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err = jvmti->GetThreadState(thr, &thrState);
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2018-05-24 17:12:15 -07:00
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if (err != JVMTI_ERROR_NONE) {
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printf("(GetThreadState#%d) unexpected error: %s (%d)\n",
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statInd, TranslateError(err), err);
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result = STATUS_FAILED;
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}
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if (printdump == JNI_TRUE) {
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printf(">>> thread state: %s (%d)\n",
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TranslateState(thrState), thrState);
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}
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if ((thrState & JVMTI_THREAD_STATE_RUNNABLE) == 0) {
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break;
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}
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2018-08-28 14:37:34 -07:00
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err = jvmti->RawMonitorEnter(wait_lock);
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2018-05-24 17:12:15 -07:00
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if (err != JVMTI_ERROR_NONE) {
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printf("(RawMonitorEnter) unexpected error: %s (%d)\n",
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TranslateError(err), err);
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result = STATUS_FAILED;
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}
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2018-08-28 14:37:34 -07:00
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err = jvmti->RawMonitorWait(wait_lock, (jlong)i);
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2018-05-24 17:12:15 -07:00
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if (err != JVMTI_ERROR_NONE) {
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printf("(RawMonitorWait) unexpected error: %s (%d)\n",
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TranslateError(err), err);
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result = STATUS_FAILED;
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}
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2018-08-28 14:37:34 -07:00
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err = jvmti->RawMonitorExit(wait_lock);
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2018-05-24 17:12:15 -07:00
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if (err != JVMTI_ERROR_NONE) {
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printf("(RawMonitorExit) unexpected error: %s (%d)\n",
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TranslateError(err), err);
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result = STATUS_FAILED;
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}
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}
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2018-08-28 14:37:34 -07:00
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err = jvmti->DestroyRawMonitor(wait_lock);
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2018-05-24 17:12:15 -07:00
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if (err != JVMTI_ERROR_NONE) {
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printf("(DestroyRawMonitor#%d) unexpected error: %s (%d)\n",
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statInd, TranslateError(err), err);
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result = STATUS_FAILED;
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}
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/* We expect that thread is NOT_STARTED if statInd == 0 */
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if (statInd == 0 && thrState != state[statInd]) {
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result = STATUS_FAILED;
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} else if (statInd != 0 && (thrState & state[statInd]) == 0) {
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result = STATUS_FAILED;
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}
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if (result == STATUS_FAILED) {
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printf("Wrong state: %s (%d)\n", TranslateState(thrState), thrState);
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printf(" expected: %s (%d)\n",
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TranslateState(state[statInd]), state[statInd]);
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}
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return result;
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}
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#ifdef __cplusplus
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}
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#endif
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