/*
* Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This source code is provided to illustrate the usage of a given feature
* or technique and has been deliberately simplified. Additional steps
* required for a production-quality application, such as security checks,
* input validation and proper error handling, might not be present in
* this sample code.
*/
/* C++ Agent class */
class Agent {
private:
enum {
initial_monitor_list_size = 64,
monitor_list_grow_size = 16
};
Monitor **monitor_list;
unsigned monitor_list_size;
unsigned monitor_count;
Thread *get_thread(jvmtiEnv *jvmti, JNIEnv *env, jthread thread);
Monitor *get_monitor(jvmtiEnv *jvmti, JNIEnv *env, jobject object);
public:
Agent(jvmtiEnv *jvmti, JNIEnv *env, jthread thread);
~Agent();
void vm_death(jvmtiEnv *jvmti, JNIEnv *env);
void thread_start(jvmtiEnv *jvmti, JNIEnv *env, jthread thread);
void thread_end(jvmtiEnv *jvmti, JNIEnv *env, jthread thread);
void monitor_contended_enter(jvmtiEnv* jvmti, JNIEnv *env,
jthread thread, jobject object);
void monitor_contended_entered(jvmtiEnv* jvmti, JNIEnv *env,
jthread thread, jobject object);
void monitor_wait(jvmtiEnv* jvmti, JNIEnv *env,
jthread thread, jobject object, jlong timeout);
void monitor_waited(jvmtiEnv* jvmti, JNIEnv *env,
jthread thread, jobject object, jboolean timed_out);
void object_free(jvmtiEnv* jvmti, jlong tag);
};