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Diffstat (limited to 'libjava/java/lang/Class.h')
| -rw-r--r-- | libjava/java/lang/Class.h | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/libjava/java/lang/Class.h b/libjava/java/lang/Class.h deleted file mode 100644 index d685a1b3293..00000000000 --- a/libjava/java/lang/Class.h +++ /dev/null @@ -1,329 +0,0 @@ -// Class.h - Header file for java.lang.Class. -*- c++ -*- - -/* Copyright (C) 1998, 1999, 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -// Written primary using compiler source and Class.java as guides. -#ifndef __JAVA_LANG_CLASS_H__ -#define __JAVA_LANG_CLASS_H__ - -#pragma interface - -#include <java/lang/Object.h> -#include <java/lang/String.h> -#include <java/net/URL.h> - -// We declare these here to avoid including gcj/cni.h. -extern "C" void _Jv_InitClass (jclass klass); -extern "C" void _Jv_RegisterClasses (jclass *classes); - -// This must be predefined with "C" linkage. -extern "C" void *_Jv_LookupInterfaceMethodIdx (jclass klass, jclass iface, - int meth_idx); - -// These are the possible values for the `state' field of the class -// structure. Note that ordering is important here. Whenever the -// state changes, one should notify all waiters of this class. -enum -{ - JV_STATE_NOTHING = 0, // Set by compiler. - - JV_STATE_PRELOADING = 1, // Can do _Jv_FindClass. - JV_STATE_LOADING = 3, // Has super installed. - JV_STATE_LOADED = 5, // Is complete. - - JV_STATE_COMPILED = 6, // This was a compiled class. - - JV_STATE_PREPARED = 7, // Layout & static init done. - JV_STATE_LINKED = 9, // Strings interned. - - JV_STATE_IN_PROGRESS = 10, // <Clinit> running. - JV_STATE_DONE = 12, // - - JV_STATE_ERROR = 14 // must be last. -}; - -struct _Jv_Field; -struct _Jv_VTable; -union _Jv_word; - -struct _Jv_Constants -{ - jint size; - jbyte *tags; - _Jv_word *data; -}; - -struct _Jv_Method -{ - _Jv_Utf8Const *name; - _Jv_Utf8Const *signature; - _Jv_ushort accflags; - void *ncode; - _Jv_Method *getNextMethod () - { return this + 1; } -}; - -// Interface Dispatch Tables -union _Jv_IDispatchTable -{ - struct - { - // Index into interface's ioffsets. - jshort iindex; - jshort itable_length; - // Class Interface dispatch table. - void **itable; - } cls; - - struct - { - // Offsets into implementation class itables. - jshort *ioffsets; - } iface; -}; - -// Used by _Jv_GetInterfaces () -struct _Jv_ifaces -{ - jclass *list; - jshort len; - jshort count; -}; - -#define JV_PRIMITIVE_VTABLE ((_Jv_VTable *) -1) - -#define JV_CLASS(Obj) ((jclass) (*(_Jv_VTable **) Obj)->clas) - -class java::lang::Class : public java::lang::Object -{ -public: - static jclass forName (jstring className); - JArray<jclass> *getClasses (void); - - java::lang::ClassLoader *getClassLoader (void) - { - return loader; - } - - java::lang::reflect::Constructor *getConstructor (JArray<jclass> *); - JArray<java::lang::reflect::Constructor *> *getConstructors (void); - java::lang::reflect::Constructor *getDeclaredConstructor (JArray<jclass> *); - JArray<java::lang::reflect::Constructor *> *getDeclaredConstructors (void); - java::lang::reflect::Field *getDeclaredField (jstring); - JArray<java::lang::reflect::Field *> *getDeclaredFields (void); - java::lang::reflect::Method *getDeclaredMethod (jstring, JArray<jclass> *); - JArray<java::lang::reflect::Method *> *getDeclaredMethods (void); - - JArray<jclass> *getDeclaredClasses (void); - jclass getDeclaringClass (void); - - java::lang::reflect::Field *getField (jstring); -private: - jint _getFields (JArray<java::lang::reflect::Field *> *result, jint offset); - JArray<java::lang::reflect::Constructor *> *_getConstructors (jboolean); - java::lang::reflect::Field *getField (jstring, jint); - jint _getMethods (JArray<java::lang::reflect::Method *> *result, - jint offset); -public: - JArray<java::lang::reflect::Field *> *getFields (void); - - JArray<jclass> *getInterfaces (void); - - void getSignature (java::lang::StringBuffer *buffer); - static jstring getSignature (JArray<jclass> *, jboolean is_constructor); - java::lang::reflect::Method *getMethod (jstring, JArray<jclass> *); - JArray<java::lang::reflect::Method *> *getMethods (void); - - inline jint getModifiers (void) - { - return accflags; - } - - jstring getName (void); - - java::net::URL *getResource (jstring resourceName); - java::io::InputStream *getResourceAsStream (jstring resourceName); - JArray<jobject> *getSigners (void); - - inline jclass getSuperclass (void) - { - return superclass; - } - - inline jboolean isArray (void) - { - return name->data[0] == '['; - } - - inline jclass getComponentType (void) - { - return isArray () ? (* (jclass *) &methods) : 0; - } - - jboolean isAssignableFrom (jclass cls); - jboolean isInstance (jobject obj); - jboolean isInterface (void); - - inline jboolean isPrimitive (void) - { - return vtable == JV_PRIMITIVE_VTABLE; - } - - jobject newInstance (void); - jstring toString (void); - - // FIXME: this probably shouldn't be public. - jint size (void) - { - return size_in_bytes; - } - - // finalization - void finalize (); - -private: - - void checkMemberAccess (jint flags); - - void initializeClass (void); - - // Friend functions implemented in natClass.cc. - friend _Jv_Method *_Jv_GetMethodLocal (jclass klass, _Jv_Utf8Const *name, - _Jv_Utf8Const *signature); - friend jboolean _Jv_IsAssignableFrom(jclass, jclass); - friend void *_Jv_LookupInterfaceMethodIdx (jclass klass, jclass iface, - int method_idx); - - inline friend void - _Jv_InitClass (jclass klass) - { - if (__builtin_expect (klass->state != JV_STATE_DONE, false)) - klass->initializeClass (); - } - - friend _Jv_Method* _Jv_LookupDeclaredMethod (jclass, _Jv_Utf8Const *, - _Jv_Utf8Const*); - friend jfieldID JvGetFirstInstanceField (jclass); - friend jint JvNumInstanceFields (jclass); - friend jfieldID JvGetFirstStaticField (jclass); - friend jint JvNumStaticFields (jclass); - - friend jobject _Jv_AllocObject (jclass, jint); - friend jobjectArray _Jv_NewObjectArray (jsize, jclass, jobject); - friend jobject _Jv_NewPrimArray (jclass, jint); - - friend jobject _Jv_JNI_ToReflectedField (_Jv_JNIEnv *, jclass, jfieldID, - jboolean); - friend jobject _Jv_JNI_ToReflectedMethod (_Jv_JNIEnv *, jclass, jmethodID, - jboolean); - friend jfieldID _Jv_FromReflectedField (java::lang::reflect::Field *); - - friend jmethodID _Jv_FromReflectedMethod (java::lang::reflect::Method *); - friend jmethodID _Jv_FromReflectedConstructor (java::lang::reflect::Constructor *); - friend jint JvNumMethods (jclass); - friend jmethodID JvGetFirstMethod (jclass); - - friend class _Jv_PrimClass; - - // Friends classes and functions to implement the ClassLoader - friend class java::lang::ClassLoader; - - friend void _Jv_WaitForState (jclass, int); - friend void _Jv_RegisterClasses (jclass *classes); - friend void _Jv_RegisterInitiatingLoader (jclass,java::lang::ClassLoader*); - friend void _Jv_UnregisterClass (jclass); - friend jclass _Jv_FindClass (_Jv_Utf8Const *name, - java::lang::ClassLoader *loader); - friend jclass _Jv_FindClassInCache (_Jv_Utf8Const *name, - java::lang::ClassLoader *loader); - friend jclass _Jv_FindArrayClass (jclass element, - java::lang::ClassLoader *loader); - friend jclass _Jv_NewClass (_Jv_Utf8Const *name, jclass superclass, - java::lang::ClassLoader *loader); - - friend void _Jv_PrepareCompiledClass (jclass); - friend void _Jv_PrepareConstantTimeTables (jclass); - friend jshort _Jv_GetInterfaces (jclass, _Jv_ifaces *); - friend void _Jv_GenerateITable (jclass, _Jv_ifaces *, jshort *); - friend jstring _Jv_GetMethodString(jclass, _Jv_Utf8Const *); - friend jshort _Jv_AppendPartialITable (jclass, jclass, void **, jshort); - friend jshort _Jv_FindIIndex (jclass *, jshort *, jshort); - -#ifdef INTERPRETER - friend jboolean _Jv_IsInterpretedClass (jclass); - friend void _Jv_InitField (jobject, jclass, _Jv_Field*); - friend int _Jv_DetermineVTableIndex (jclass, _Jv_Utf8Const *, - _Jv_Utf8Const*); - friend void _Jv_InitField (jobject, jclass, int); - friend _Jv_word _Jv_ResolvePoolEntry (jclass, int); - friend _Jv_Method *_Jv_SearchMethodInClass (jclass cls, jclass klass, - _Jv_Utf8Const *method_name, - _Jv_Utf8Const *method_signature); - - friend void _Jv_PrepareClass (jclass); - - friend class _Jv_ClassReader; - friend class _Jv_InterpClass; - friend class _Jv_InterpMethod; - friend class _Jv_InterpMethodInvocation; -#endif - -#ifdef JV_MARKOBJ_DECL - friend JV_MARKOBJ_DECL; -#endif - - // Chain for class pool. - jclass next; - // Name of class. - _Jv_Utf8Const *name; - // Access flags for class. - _Jv_ushort accflags; - // The superclass, or null for Object. - jclass superclass; - // Class constants. - _Jv_Constants constants; - // Methods. If this is an array class, then this field holds a - // pointer to the element type. If this is a primitive class, this - // is used to cache a pointer to the appropriate array type. - _Jv_Method *methods; - // Number of methods. If this class is primitive, this holds the - // character used to represent this type in a signature. - jshort method_count; - // Number of methods in the vtable. - jshort vtable_method_count; - // The fields. - _Jv_Field *fields; - // Size of instance fields, in bytes. - jint size_in_bytes; - // Total number of fields (instance and static). - jshort field_count; - // Number of static fields. - jshort static_field_count; - // The vtbl for all objects of this class. - _Jv_VTable *vtable; - // Interfaces implemented by this class. - jclass *interfaces; - // The class loader for this class. - java::lang::ClassLoader *loader; - // Number of interfaces. - jshort interface_count; - // State of this class. - jbyte state; - // The thread which has locked this class. Used during class - // initialization. - java::lang::Thread *thread; - // How many levels of "extends" this class is removed from Object. - jshort depth; - // Vector of this class's superclasses, ordered by decreasing depth. - jclass *ancestors; - // Interface Dispatch Table. - _Jv_IDispatchTable *idt; -}; - -#endif /* __JAVA_LANG_CLASS_H__ */ |