jdk-24/test/hotspot/jtreg/serviceability/jvmti/thread/GetThreadInfo/thrinfo01/libthrinfo01.cpp
Kim Barrett 998d0baab0 8324799: Use correct extension for C++ test headers
Reviewed-by: jwaters, gli, coleenp, lmesnik
2024-02-29 06:24:42 +00:00

109 lines
3.5 KiB
C++

/*
* Copyright (c) 2003, 2024, 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.
*/
#include <stdio.h>
#include <string.h>
#include "jvmti.h"
#include "jvmti_common.hpp"
extern "C" {
typedef struct {
const char *name;
jboolean is_name_exact;
jint priority;
jboolean is_daemon;
} info;
static jvmtiEnv *jvmti_env = nullptr;
static info expected_info_array[] = {
{"main", JNI_TRUE,JVMTI_THREAD_NORM_PRIORITY, JNI_FALSE},
{"thread1",JNI_TRUE,JVMTI_THREAD_MIN_PRIORITY + 2, JNI_TRUE},
{"Thread-", JNI_FALSE,JVMTI_THREAD_MIN_PRIORITY, JNI_TRUE},
{"vthread", JNI_FALSE,JVMTI_THREAD_NORM_PRIORITY, JNI_TRUE}
};
JNIEXPORT jint JNICALL
Agent_OnLoad(JavaVM *jvm, char *options, void *reserved) {
jint res;
jvmtiCapabilities caps;
res = jvm->GetEnv((void **) &jvmti_env, JVMTI_VERSION_1_1);
if (res != JNI_OK || jvmti_env == nullptr) {
LOG("Wrong result of a valid call to GetEnv!\n");
return JNI_ERR;
}
memset(&caps, 0, sizeof(caps));
caps.can_support_virtual_threads = 1;
res = jvmti_env->AddCapabilities(&caps);
if (res != JVMTI_ERROR_NONE) {
LOG("error in JVMTI AddCapabilities: %d\n", res);
return JNI_ERR;
}
return JNI_OK;
}
JNIEXPORT jboolean JNICALL
Java_thrinfo01_checkInfo0(JNIEnv *jni, jclass cls, jthread thread, jthreadGroup thread_group, jint expected_idx) {
jboolean result = JNI_TRUE;
jvmtiThreadInfo inf;
LOG("Checking thread info for\n");
print_thread_info(jvmti_env, jni, thread);
info expected_info = expected_info_array[expected_idx];
check_jvmti_status(jni, jvmti_env->GetThreadInfo(thread, &inf), "Error in GetThreadInfo.");
if (inf.name == nullptr) {
LOG("Thread %s: incorrect name in null\n", expected_info.name);
result = JNI_FALSE;
}
if (strstr(inf.name, expected_info.name) != inf.name ||
(expected_info.is_name_exact && strlen(inf.name) != strlen(expected_info.name))) {
LOG("Thread %s: incorrect name: %s\n", expected_info.name, inf.name);
result = JNI_FALSE;
}
if (inf.priority != expected_info.priority) {
LOG("Thread %s: priority expected: %d, got: %d\n", expected_info.name, expected_info.priority, inf.priority);
result = JNI_FALSE;
}
if (inf.is_daemon != expected_info.is_daemon) {
LOG("Thread %s: is_daemon expected: %d, got: %d\n", expected_info.name, expected_info.is_daemon, inf.is_daemon);
result = JNI_FALSE;
}
if (!jni->IsSameObject(thread_group, inf.thread_group)) {
LOG("Thread %s: invalid thread thread_group\n", expected_info.name);
result = JNI_FALSE;
}
LOG("Check completed.\n");
return result;
}
}