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4  * This file implements interfaces from the file jvmti.h. This implementation
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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