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// Copyright 2011 Google Inc. All Rights Reserved.
#ifndef ART_SRC_RUNTIME_H_
#define ART_SRC_RUNTIME_H_
#include <stdio.h>
#include <iosfwd>
#include <string>
#include <utility>
#include <vector>
#include <jni.h>
#include "heap.h"
#include "globals.h"
#include "macros.h"
#include "stringpiece.h"
#include "unordered_set.h"
namespace art {
class ClassLinker;
class DexFile;
class Heap;
class InternTable;
class JavaVMExt;
class SignalCatcher;
class String;
class ThreadList;
class Runtime {
public:
typedef std::vector<std::pair<StringPiece, const void*> > Options;
class ParsedOptions {
public:
// returns null if problem parsing and ignore_unrecognized is false
static ParsedOptions* Create(const Options& options, bool ignore_unrecognized);
std::vector<const DexFile*> boot_class_path_;
const char* boot_image_;
bool check_jni_;
size_t heap_initial_size_;
size_t heap_maximum_size_;
size_t stack_size_;
jint (*hook_vfprintf_)(FILE* stream, const char* format, va_list ap);
void (*hook_exit_)(jint status);
void (*hook_abort_)();
std::tr1::unordered_set<std::string> verbose_;
std::vector<std::string> properties_;
private:
ParsedOptions() {};
};
// Creates and initializes a new runtime.
static Runtime* Create(const Options& options, bool ignore_unrecognized);
static Runtime* Create(const std::vector<const DexFile*>& boot_class_path);
static Runtime* Current() {
return instance_;
}
// Compiles a dex file.
static void Compile(const StringPiece& filename);
// Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most
// callers should prefer.
// This isn't marked ((noreturn)) because then gcc will merge multiple calls
// in a single function together. This reduces code size slightly, but means
// that the native stack trace we get may point at the wrong call site.
static void Abort(const char* file, int line);
// Attaches the current native thread to the runtime.
bool AttachCurrentThread(const char* name, JNIEnv** jni_env, bool as_daemon);
void CallExitHook(jint status);
// Detaches the current native thread from the runtime.
bool DetachCurrentThread();
void DumpStatistics(std::ostream& os);
~Runtime();
size_t GetStackSize() const {
return stack_size_;
}
ClassLinker* GetClassLinker() const {
return class_linker_;
}
InternTable* GetInternTable() const {
return intern_table_;
}
JavaVMExt* GetJavaVM() const {
return java_vm_;
}
void VisitRoots(Heap::RootVisitor* visitor, void* arg) const;
private:
static void PlatformAbort(const char*, int);
Runtime() : stack_size_(0), thread_list_(NULL), intern_table_(NULL), class_linker_(NULL) {}
void BlockSignals();
bool Init(const Options& options, bool ignore_unrecognized);
void InitLibraries();
void RegisterRuntimeNativeMethods(JNIEnv*);
// The default stack size for managed threads created by the runtime.
size_t stack_size_;
ThreadList* thread_list_;
InternTable* intern_table_;
ClassLinker* class_linker_;
SignalCatcher* signal_catcher_;
JavaVMExt* java_vm_;
// Hooks supported by JNI_CreateJavaVM
jint (*vfprintf_)(FILE* stream, const char* format, va_list ap);
void (*exit_)(jint status);
void (*abort_)();
// A pointer to the active runtime or NULL.
static Runtime* instance_;
DISALLOW_COPY_AND_ASSIGN(Runtime);
};
} // namespace art
#endif // ART_SRC_RUNTIME_H_