1 /* Copyright (C) 2017 The Android Open Source Project 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This file implements interfaces from the file jvmti.h. This implementation 5 * is licensed under the same terms as the file jvmti.h. The 6 * copyright and license information for the file jvmti.h follows. 7 * 8 * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. 9 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 10 * 11 * This code is free software; you can redistribute it and/or modify it 12 * under the terms of the GNU General Public License version 2 only, as 13 * published by the Free Software Foundation. Oracle designates this 14 * particular file as subject to the "Classpath" exception as provided 15 * by Oracle in the LICENSE file that accompanied this code. 16 * 17 * This code is distributed in the hope that it will be useful, but WITHOUT 18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 19 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 20 * version 2 for more details (a copy is included in the LICENSE file that 21 * accompanied this code). 22 * 23 * You should have received a copy of the GNU General Public License version 24 * 2 along with this work; if not, write to the Free Software Foundation, 25 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 26 * 27 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 28 * or visit www.oracle.com if you need additional information or have any 29 * questions. 30 */ 31 32 #ifndef ART_OPENJDKJVMTI_TI_BREAKPOINT_H_ 33 #define ART_OPENJDKJVMTI_TI_BREAKPOINT_H_ 34 35 #include "jni.h" 36 #include "jvmti.h" 37 38 #include "base/mutex.h" 39 40 namespace art { 41 class ArtMethod; 42 namespace mirror { 43 class Class; 44 } // namespace mirror 45 } // namespace art 46 47 namespace openjdkjvmti { 48 49 struct ArtJvmTiEnv; 50 51 class Breakpoint { 52 public: 53 Breakpoint(art::ArtMethod* m, jlocation loc); 54 55 // Get the hash code of this breakpoint. 56 size_t hash() const; 57 58 bool operator==(const Breakpoint& other) const { 59 return method_ == other.method_ && location_ == other.location_; 60 } 61 GetMethod()62 art::ArtMethod* GetMethod() const { 63 return method_; 64 } 65 GetLocation()66 jlocation GetLocation() const { 67 return location_; 68 } 69 70 private: 71 art::ArtMethod* method_; 72 jlocation location_; 73 }; 74 75 class BreakpointUtil { 76 public: 77 static jvmtiError SetBreakpoint(jvmtiEnv* env, jmethodID method, jlocation location); 78 static jvmtiError ClearBreakpoint(jvmtiEnv* env, jmethodID method, jlocation location); 79 // Used by class redefinition to remove breakpoints on redefined classes. 80 static void RemoveBreakpointsInClass(ArtJvmTiEnv* env, art::mirror::Class* klass) 81 REQUIRES_SHARED(art::Locks::mutator_lock_); 82 }; 83 84 } // namespace openjdkjvmti 85 86 namespace std { 87 template<> struct hash<openjdkjvmti::Breakpoint> { 88 size_t operator()(const openjdkjvmti::Breakpoint& b) const { 89 return b.hash(); 90 } 91 }; 92 93 } // namespace std 94 #endif // ART_OPENJDKJVMTI_TI_BREAKPOINT_H_ 95