aosp12/art/openjdkjvmti/ti_breakpoint.h

99 lines
3.0 KiB
C++

/* Copyright (C) 2017 The Android Open Source Project
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This file implements interfaces from the file jvmti.h. This implementation
* is licensed under the same terms as the file jvmti.h. The
* copyright and license information for the file jvmti.h follows.
*
* Copyright (c) 2003, 2011, 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.
*/
#ifndef ART_OPENJDKJVMTI_TI_BREAKPOINT_H_
#define ART_OPENJDKJVMTI_TI_BREAKPOINT_H_
#include "jni.h"
#include "jvmti.h"
#include "base/mutex.h"
namespace art {
class ArtMethod;
namespace mirror {
class Class;
} // namespace mirror
} // namespace art
namespace openjdkjvmti {
struct ArtJvmTiEnv;
class EventHandler;
class Breakpoint {
public:
Breakpoint(art::ArtMethod* m, jlocation loc);
// Get the hash code of this breakpoint.
size_t hash() const;
bool operator==(const Breakpoint& other) const {
return method_ == other.method_ && location_ == other.location_;
}
art::ArtMethod* GetMethod() const {
return method_;
}
jlocation GetLocation() const {
return location_;
}
private:
art::ArtMethod* method_;
jlocation location_;
};
class BreakpointUtil {
public:
static void Register(EventHandler* eh);
static void Unregister();
static jvmtiError SetBreakpoint(jvmtiEnv* env, jmethodID method, jlocation location);
static jvmtiError ClearBreakpoint(jvmtiEnv* env, jmethodID method, jlocation location);
// Used by class redefinition to remove breakpoints on redefined classes.
static void RemoveBreakpointsInClass(ArtJvmTiEnv* env, art::mirror::Class* klass)
REQUIRES_SHARED(art::Locks::mutator_lock_);
};
} // namespace openjdkjvmti
namespace std {
template<> struct hash<openjdkjvmti::Breakpoint> {
size_t operator()(const openjdkjvmti::Breakpoint& b) const {
return b.hash();
}
};
} // namespace std
#endif // ART_OPENJDKJVMTI_TI_BREAKPOINT_H_