mirror of git://gcc.gnu.org/git/gcc.git
				
				
				
			
		
			
				
	
	
		
			759 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			759 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			C++
		
	
	
	
| // Class.h - Header file for java.lang.Class.  -*- c++ -*-
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| 
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| /* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007  Free Software Foundation
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| 
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|    This file is part of libgcj.
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| 
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| This software is copyrighted work licensed under the terms of the
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| Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
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| details.  */
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| 
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| // Written primary using compiler source and Class.java as guides.
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| #ifndef __JAVA_LANG_CLASS_H__
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| #define __JAVA_LANG_CLASS_H__
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| 
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| #pragma interface
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| 
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| #include <stddef.h>
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| #include <java/lang/Object.h>
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| #include <java/lang/String.h>
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| #include <java/net/URL.h>
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| #include <java/lang/reflect/Modifier.h>
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| #include <java/security/ProtectionDomain.h>
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| #include <java/lang/Package.h>
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| 
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| // Avoid including SystemClassLoader.h.
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| extern "Java"
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| {
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|   namespace gnu
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|   {
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|     namespace gcj
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|     {
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|       namespace runtime
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|       {
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|         class SystemClassLoader;
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|       }
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|     }
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|   }
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| }
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| 
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| // We declare these here to avoid including gcj/cni.h.
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| extern "C" void _Jv_InitClass (jclass klass);
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| extern "C" jclass _Jv_NewClassFromInitializer 
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|    (const char *class_initializer);
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| extern "C" void _Jv_RegisterNewClasses (char **classes);
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| extern "C" void _Jv_RegisterClasses (const jclass *classes);
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| extern "C" void _Jv_RegisterClasses_Counted (const jclass *classes,
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| 					     size_t count);
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| 
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| // This must be predefined with "C" linkage.
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| extern "C" void *_Jv_LookupInterfaceMethodIdx (jclass klass, jclass iface, 
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|                                                int meth_idx);
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| extern "C" void *_Jv_ResolvePoolEntry (jclass this_class, jint index);
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| 
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| // These are the possible values for the `state' field of the class
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| // structure.  Note that ordering is important here.  Whenever the
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| // state changes, one should notify all waiters of this class.
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| enum
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| {
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|   JV_STATE_NOTHING = 0,		// Set by compiler.
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| 
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|   JV_STATE_PRELOADING = 1,	// Can do _Jv_FindClass.
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| 
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|   // There is an invariant through libgcj that a class will always be
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|   // at a state greater than or equal to JV_STATE_LOADING when it is
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|   // returned by a class loader to user code.  Hence, defineclass.cc
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|   // installs supers before returning a class, C++-ABI-compiled
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|   // classes are created with supers installed, and BC-ABI-compiled
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|   // classes are linked to this state before being returned by their
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|   // class loader.
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|   JV_STATE_LOADING = 3,		// Has super installed.
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|   JV_STATE_READ = 4,		// Has been completely defined.
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|   JV_STATE_LOADED = 5,		// Has Miranda methods defined.
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| 
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|   JV_STATE_COMPILED = 6,	// This was a compiled class.
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| 
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|   JV_STATE_PREPARED = 7,	// Layout & static init done.
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|   JV_STATE_LINKED = 9,		// Strings interned.
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| 
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|   JV_STATE_IN_PROGRESS = 10,	// <clinit> running.
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| 
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|   JV_STATE_ERROR = 12,
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| 
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|   JV_STATE_PHANTOM = 13,	// Bytecode is missing. In many cases we can
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|                                 // work around that. If not, throw a
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|                                 // NoClassDefFoundError.
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| 
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|   JV_STATE_DONE = 14,		// Must be last.
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| 
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| 
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| };
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| 
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| struct _Jv_Field;
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| struct _Jv_VTable;
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| union _Jv_word;
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| struct _Jv_ArrayVTable;
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| class _Jv_Linker;
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| class _Jv_ExecutionEngine;
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| class _Jv_CompiledEngine;
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| class _Jv_IndirectCompiledEngine;
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| 
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| #ifdef INTERPRETER
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| class _Jv_InterpreterEngine;
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| class _Jv_ClassReader;
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| class _Jv_InterpClass;
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| class _Jv_InterpMethod;
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| #endif
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| 
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| class _Jv_ClosureList
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| {
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|   _Jv_ClosureList *next;
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|   void *ptr;
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| public:
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|   void registerClosure (jclass klass, void *ptr);
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|   static void releaseClosures (_Jv_ClosureList **closures);
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| };
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| 
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| struct _Jv_Constants
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| {
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|   jint size;
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|   jbyte *tags;
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|   _Jv_word *data;
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| };
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| 
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| struct _Jv_Method
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| {
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|   // Method name.
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|   _Jv_Utf8Const *name;
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|   // Method signature.
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|   _Jv_Utf8Const *signature;
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|   // Access flags.
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|   _Jv_ushort accflags;
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|   // Method's index in the vtable.
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|   _Jv_ushort index;
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|   // Pointer to underlying function.
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|   void *ncode;
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|   // NULL-terminated list of exception class names; can be NULL if
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|   // there are none such.
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|   _Jv_Utf8Const **throws;
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| 
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|   _Jv_Method *getNextMethod ()
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|   { return this + 1; }
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| };
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| 
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| // The table used to resolve interface calls.
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| struct _Jv_IDispatchTable
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| {
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|   // Index into interface's ioffsets.
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|   jshort iindex;
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|   jshort itable_length;
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|   // Class Interface dispatch table.
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|   void *itable[0];
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| };
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| 
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| // Used by _Jv_Linker::get_interfaces ()
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| struct _Jv_ifaces
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| {
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|   jclass *list;
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|   jshort len;
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|   jshort count;
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| };
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| 
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| struct _Jv_MethodSymbol
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| {
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|   _Jv_Utf8Const *class_name;
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|   _Jv_Utf8Const *name;
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|   _Jv_Utf8Const *signature;
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| };
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| 
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| struct _Jv_OffsetTable
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| {
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|   jint state;
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|   jint offsets[];
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| };
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| 
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| struct _Jv_AddressTable
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| {
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|   jint state;
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|   void *addresses[];
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| };
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| 
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| struct _Jv_CatchClass
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| {
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|   java::lang::Class **address;
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|   _Jv_Utf8Const *classname;
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| };
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| 
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| // Possible values for the assertion_code field in the type assertion table.
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| enum
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| {
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|   JV_ASSERT_END_OF_TABLE = 0,
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|   JV_ASSERT_TYPES_COMPATIBLE = 1,
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|   JV_ASSERT_IS_INSTANTIABLE = 2
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| };
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| 
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| // Entry in the type assertion table, used to validate type constraints
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| // for binary compatibility.
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| struct _Jv_TypeAssertion
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| {
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|   jint assertion_code;
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|   _Jv_Utf8Const *op1;
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|   _Jv_Utf8Const *op2;
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| };
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| 
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| typedef enum
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| {
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|   JV_CLASS_ATTR,
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|   JV_METHOD_ATTR,
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|   JV_FIELD_ATTR,
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|   JV_DONE_ATTR
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| } jv_attr_type;
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| 
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| typedef enum
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| {
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|   JV_INNER_CLASSES_KIND,
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|   JV_ENCLOSING_METHOD_KIND,
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|   JV_SIGNATURE_KIND,
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|   JV_ANNOTATIONS_KIND,
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|   JV_PARAMETER_ANNOTATIONS_KIND,
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|   JV_ANNOTATION_DEFAULT_KIND
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| } jv_attr_kind;
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| 
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| #define JV_PRIMITIVE_VTABLE ((_Jv_VTable *) -1)
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| 
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| #define JV_CLASS(Obj) ((jclass) (*(_Jv_VTable **) Obj)->clas)
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| 
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| // Forward declarations for friends of java::lang::Class
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| 
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| // Friend functions implemented in natClass.cc.
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| _Jv_Method *_Jv_GetMethodLocal (jclass klass, _Jv_Utf8Const *name,
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| 				_Jv_Utf8Const *signature);
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| jboolean _Jv_IsAssignableFrom (jclass, jclass);
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| jboolean _Jv_IsAssignableFromSlow (jclass, jclass);
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| jboolean _Jv_InterfaceAssignableFrom (jclass, jclass);
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| 
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| _Jv_Method* _Jv_LookupDeclaredMethod (jclass, _Jv_Utf8Const *, 
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| 				      _Jv_Utf8Const*, jclass * = NULL);
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| java::lang::reflect::Method *_Jv_GetReflectedMethod (jclass klass, 
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| 						    _Jv_Utf8Const *name,
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| 						    _Jv_Utf8Const *signature);
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| jfieldID JvGetFirstInstanceField (jclass);
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| jint JvNumInstanceFields (jclass);
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| jfieldID JvGetFirstStaticField (jclass);
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| jint JvNumStaticFields (jclass);
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| 
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| jobject _Jv_AllocObject (jclass);
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| void *_Jv_AllocObj (jint, jclass);
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| void *_Jv_AllocPtrFreeObj (jint, jclass);
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| void *_Jv_AllocArray (jint, jclass);
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| 
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| bool _Jv_getInterfaceMethod(jclass, jclass&, int&, 
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| 			    const _Jv_Utf8Const*,
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| 			    const _Jv_Utf8Const*);
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| 
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| jobject JNICALL _Jv_JNI_ToReflectedField (_Jv_JNIEnv *, jclass, jfieldID,
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| 					  jboolean);
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| jobject JNICALL _Jv_JNI_ToReflectedMethod (_Jv_JNIEnv *, jclass, jmethodID,
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| 					   jboolean);
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| jfieldID _Jv_FromReflectedField (java::lang::reflect::Field *);
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| 
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| jmethodID _Jv_FromReflectedMethod (java::lang::reflect::Method *);
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| jmethodID _Jv_FromReflectedConstructor (java::lang::reflect::Constructor *);
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| jint JvNumMethods (jclass);
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| jmethodID JvGetFirstMethod (jclass);
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| _Jv_Utf8Const *_Jv_GetClassNameUtf8 (jclass);
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| 
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| #ifdef INTERPRETER
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| // Finds a desired interpreter method in the given class or NULL if not found
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| class _Jv_MethodBase;
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| _Jv_MethodBase *_Jv_FindInterpreterMethod (jclass, jmethodID);
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| jstring _Jv_GetInterpClassSourceFile (jclass);
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| #endif
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| 
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| jbyte _Jv_GetClassState (jclass);
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| 
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| void _Jv_RegisterClassHookDefault (jclass klass);
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| void _Jv_RegisterInitiatingLoader (jclass,java::lang::ClassLoader*);
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| void _Jv_UnregisterInitiatingLoader (jclass,java::lang::ClassLoader*);
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| void _Jv_UnregisterClass (jclass);
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| jclass _Jv_FindClassNoException (_Jv_Utf8Const *name,
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| 		      java::lang::ClassLoader *loader);
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| jclass _Jv_FindClass (_Jv_Utf8Const *name,
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| 		      java::lang::ClassLoader *loader);
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| jclass _Jv_FindClassInCache (_Jv_Utf8Const *name);
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| jclass _Jv_PopClass (void);
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| void _Jv_PushClass (jclass k);
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| void _Jv_NewArrayClass (jclass element,
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| 			java::lang::ClassLoader *loader,
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| 			_Jv_VTable *array_vtable = 0);
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| jclass _Jv_NewClass (_Jv_Utf8Const *name, jclass superclass,
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| 		     java::lang::ClassLoader *loader);
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| void _Jv_InitNewClassFields (jclass klass);
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| 
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| // Friend functions and classes in prims.cc
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| void _Jv_InitPrimClass (jclass, const char *, char, int);
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| jstring _Jv_GetMethodString (jclass, _Jv_Method *, jclass = NULL);
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| 
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| jboolean _Jv_CheckAccess (jclass self_klass, jclass other_klass,
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| 			  jint flags);
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| jclass _Jv_GetArrayClass (jclass klass, java::lang::ClassLoader *loader);
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| 
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| jboolean _Jv_IsInterpretedClass (jclass);
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| jboolean _Jv_IsBinaryCompatibilityABI (jclass);
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| 
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| jboolean _Jv_IsPhantomClass (jclass);
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| 
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| void _Jv_CopyClassesToSystemLoader (gnu::gcj::runtime::SystemClassLoader *);
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| 
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| #ifdef INTERPRETER
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| void _Jv_InitField (jobject, jclass, int);
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| #endif
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| 
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| class _Jv_StackTrace;
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| class _Jv_BytecodeVerifier;
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| 
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| void _Jv_sharedlib_register_hook (jclass klass);
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| 
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| /* Find the class that defines the given method. Returns NULL
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|    if it cannot be found. Searches both interpreted and native
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|    classes. */
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| jclass _Jv_GetMethodDeclaringClass (jmethodID method);
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| 
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| class java::lang::Class : public java::lang::Object
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| {
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| public:
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|   static jclass forName (jstring className, jboolean initialize, 
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| 			 java::lang::ClassLoader *loader);
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|   static jclass forName (jstring className);
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|   JArray<jclass> *getClasses (void);
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| 
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|   java::lang::ClassLoader *getClassLoader (void);
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| private:
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|   java::lang::ClassLoader *getClassLoader (jclass caller);
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| public:
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|   // This is an internal method that circumvents the usual security
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|   // checks when getting the class loader.
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|   java::lang::ClassLoader *getClassLoaderInternal (void)
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|   {
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|     return loader;
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|   }
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| 
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|   java::lang::reflect::Constructor *getConstructor (JArray<jclass> *);
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|   JArray<java::lang::reflect::Constructor *> *getConstructors (void);
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|   java::lang::reflect::Constructor *getDeclaredConstructor (JArray<jclass> *);
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|   JArray<java::lang::reflect::Constructor *> *getDeclaredConstructors (jboolean);
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|   java::lang::reflect::Field *getDeclaredField (jstring);
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|   JArray<java::lang::reflect::Field *> *getDeclaredFields ();
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|   JArray<java::lang::reflect::Field *> *getDeclaredFields (jboolean);
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|   java::lang::reflect::Method *getDeclaredMethod (jstring, JArray<jclass> *);
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|   JArray<java::lang::reflect::Method *> *getDeclaredMethods (void);
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| 
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|   JArray<jclass> *getDeclaredClasses (void);
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|   JArray<jclass> *getDeclaredClasses (jboolean);
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|   jclass getDeclaringClass (void);
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| 
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|   java::lang::reflect::Field *getField (jstring);
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| private:
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|   JArray<java::lang::reflect::Field *> internalGetFields ();
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|   java::lang::reflect::Field *getField (jstring, jint);
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|   jint _getMethods (JArray<java::lang::reflect::Method *> *result,
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| 		    jint offset);
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|   java::lang::reflect::Field *getPrivateField (jstring);
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|   java::lang::reflect::Method *getPrivateMethod (jstring, JArray<jclass> *);
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|   java::security::ProtectionDomain *getProtectionDomain0 ();
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| 
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|   java::lang::reflect::Method *_getMethod (jstring, JArray<jclass> *);
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|   java::lang::reflect::Method *_getDeclaredMethod (jstring, JArray<jclass> *);
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| 
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|   jstring getReflectionSignature (jint /*jv_attr_type*/ type,
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| 				  jint obj_index);
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|   jstring getReflectionSignature (::java::lang::reflect::Method *);
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|   jstring getReflectionSignature (::java::lang::reflect::Constructor *);
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|   jstring getReflectionSignature (::java::lang::reflect::Field *);
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| 
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|   jstring getClassSignature();
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|   jobject getMethodDefaultValue (::java::lang::reflect::Method *);
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| 
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| public:
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|   JArray<java::lang::reflect::Field *> *getFields (void);
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| 
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|   JArray<jclass> *getInterfaces (void);
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| 
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|   void getSignature (java::lang::StringBuffer *buffer);
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|   static jstring getSignature (JArray<jclass> *, jboolean is_constructor);
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|   JArray<java::lang::reflect::Method *> *getMethods (void);
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| 
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|   inline jint getModifiers (void)
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|   {
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|     return accflags & java::lang::reflect::Modifier::ALL_FLAGS;
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|   }
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| 
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|   jstring getName (void);
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| 
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|   java::net::URL        *getResource (jstring resourceName);
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|   java::io::InputStream *getResourceAsStream (jstring resourceName);
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|   JArray<jobject> *getSigners (void);
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|   void setSigners(JArray<jobject> *);
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| 
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|   inline jclass getSuperclass (void)
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|   {
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|     return superclass;
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|   }
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| 
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|   inline jclass getInterface (jint n)
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|   {
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|     return interfaces[n];
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|   }
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| 
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|   inline jboolean isArray (void)
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|     {
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|       return name->first() == '[';
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|     }
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| 
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|   inline jclass getComponentType (void)
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|     {
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|       return isArray () ? element_type : 0;
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|     }
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| 
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|   jboolean isAssignableFrom (jclass cls);
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|   jboolean isInstance (jobject obj);
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| 
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|   inline jboolean isInterface (void)
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|   {
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|     return (accflags & java::lang::reflect::Modifier::INTERFACE) != 0;
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|   }
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|   
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|   inline jboolean isPrimitive (void)
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|     {
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|       return vtable == JV_PRIMITIVE_VTABLE;
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|     }
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| 
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|   jobject newInstance (void);
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|   java::security::ProtectionDomain *getProtectionDomain (void);
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|   java::lang::Package *getPackage (void);
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|   jstring toString (void);
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|   jboolean desiredAssertionStatus (void);
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| 
 | |
|   JArray<java::lang::reflect::TypeVariable *> *getTypeParameters (void);
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| 
 | |
|   jint getEnclosingMethodData(void);
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|   java::lang::Class *getEnclosingClass (void);
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|   java::lang::reflect::Constructor *getEnclosingConstructor (void);
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|   java::lang::reflect::Method *getEnclosingMethod (void);
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|   jobjectArray getDeclaredAnnotations(jint, jint, jint);
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|   jobjectArray getDeclaredAnnotations(::java::lang::reflect::Method *,
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| 				      jboolean);
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|   jobjectArray getDeclaredAnnotations(::java::lang::reflect::Constructor *,
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| 				      jboolean);
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|   jobjectArray getDeclaredAnnotations(::java::lang::reflect::Field *);
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|   JArray< ::java::lang::annotation::Annotation *> *getDeclaredAnnotationsInternal();
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| 
 | |
|   jboolean isEnum (void)
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|   {
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|     return (accflags & 0x4000) != 0;
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|   }
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|   jboolean isSynthetic (void)
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|   {
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|     return (accflags & 0x1000) != 0;
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|   }
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|   jboolean isAnnotation (void)
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|   {
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|     return (accflags & 0x2000) != 0;
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|   }
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| 
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|   jboolean isAnonymousClass();
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|   jboolean isLocalClass();
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|   jboolean isMemberClass();
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| 
 | |
|   // FIXME: this probably shouldn't be public.
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|   jint size (void)
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|   {
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|     return size_in_bytes;
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|   }
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| 
 | |
|   // The index of the first method we declare ourself (as opposed to
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|   // inheriting).
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|   inline jint firstMethodIndex (void)
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|   {
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|     return vtable_method_count - method_count;
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|   }
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|     
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|   // finalization
 | |
|   void finalize ();
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| 
 | |
|   // This constructor is used to create Class object for the primitive
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|   // types. See prims.cc.
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|   Class ();
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| 
 | |
|   // Given the BC ABI version, return the size of an Class initializer.
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|   static jlong initializerSize (jlong ABI)
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|   {
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|     unsigned long version = ABI & 0xfffff;
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|     int abi_rev = version % 100;
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|     
 | |
|     // The reflection_data field was added by abi_rev 1.
 | |
|     if (abi_rev == 0)
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|       return ((char*)(&::java::lang::Class::class$.reflection_data)
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| 	      - (char*)&::java::lang::Class::class$);
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|     
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|     return sizeof (::java::lang::Class);
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|   }
 | |
| 
 | |
|   static java::lang::Class class$;
 | |
| 
 | |
| private:   
 | |
| 
 | |
|   void memberAccessCheck (jint flags);
 | |
| 
 | |
|   void initializeClass (void);
 | |
| 
 | |
|   static jstring getPackagePortion (jstring);
 | |
| 
 | |
|   void set_state (jint nstate)
 | |
|   {
 | |
|     state = nstate;
 | |
|     notifyAll ();
 | |
|   }
 | |
| 
 | |
|   jint findInnerClassAttribute();
 | |
|   jint findDeclaredClasses(JArray<jclass> *, jboolean, jint);
 | |
| 
 | |
|   // 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 jboolean (::_Jv_IsAssignableFromSlow) (jclass, jclass);
 | |
|   friend jboolean (::_Jv_InterfaceAssignableFrom) (jclass, jclass);
 | |
|   friend void *::_Jv_LookupInterfaceMethodIdx (jclass klass, jclass iface, 
 | |
| 					       int method_idx);
 | |
| 
 | |
|   friend void ::_Jv_InitClass (jclass klass);
 | |
|   friend java::lang::Class* ::_Jv_NewClassFromInitializer (const char *class_initializer);
 | |
|   friend void _Jv_RegisterNewClasses (void **classes);
 | |
| 
 | |
|   friend _Jv_Method* ::_Jv_LookupDeclaredMethod (jclass, _Jv_Utf8Const *, 
 | |
| 						 _Jv_Utf8Const*, jclass *);
 | |
|   friend java::lang::reflect::Method* ::_Jv_GetReflectedMethod (jclass klass, 
 | |
| 						    _Jv_Utf8Const *name,
 | |
| 						    _Jv_Utf8Const *signature);
 | |
|   friend jfieldID (::JvGetFirstInstanceField) (jclass);
 | |
|   friend jint (::JvNumInstanceFields) (jclass);
 | |
|   friend jfieldID (::JvGetFirstStaticField) (jclass);
 | |
|   friend jint (::JvNumStaticFields) (jclass);
 | |
| 
 | |
|   friend jobject (::_Jv_AllocObject) (jclass);
 | |
|   friend void *::_Jv_AllocObj (jint, jclass);
 | |
|   friend void *::_Jv_AllocPtrFreeObj (jint, jclass);
 | |
|   friend void *::_Jv_AllocArray (jint, jclass);
 | |
| 
 | |
|   friend jobject JNICALL (::_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 _Jv_Utf8Const *::_Jv_GetClassNameUtf8 (jclass);
 | |
| #ifdef INTERPRETER
 | |
|   friend _Jv_MethodBase *(::_Jv_FindInterpreterMethod) (jclass klass,
 | |
| 							jmethodID desired_method);
 | |
|   friend jstring ::_Jv_GetInterpClassSourceFile (jclass);
 | |
| #endif
 | |
|   friend jbyte (::_Jv_GetClassState) (jclass klass);
 | |
| 
 | |
|   // Friends classes and functions to implement the ClassLoader
 | |
|   friend class java::lang::ClassLoader;
 | |
|   friend class java::lang::VMClassLoader;
 | |
| 
 | |
|   friend class java::io::ObjectOutputStream;
 | |
|   friend class java::io::ObjectInputStream;
 | |
|   friend class java::io::ObjectStreamClass;
 | |
| 
 | |
|   friend void ::_Jv_RegisterClasses (const jclass *classes);
 | |
|   friend void ::_Jv_RegisterClasses_Counted (const jclass *classes, 
 | |
| 					     size_t count);
 | |
|   friend void ::_Jv_RegisterClassHookDefault (jclass klass);
 | |
|   friend void ::_Jv_RegisterInitiatingLoader (jclass,java::lang::ClassLoader*);
 | |
|   friend void ::_Jv_UnregisterInitiatingLoader (jclass,java::lang::ClassLoader*);
 | |
|   friend void ::_Jv_UnregisterClass (jclass);
 | |
|   friend jclass (::_Jv_FindClassNoException) (_Jv_Utf8Const *name,
 | |
| 				   java::lang::ClassLoader *loader);
 | |
|   friend jclass (::_Jv_FindClass) (_Jv_Utf8Const *name,
 | |
| 				   java::lang::ClassLoader *loader);
 | |
|   friend jclass (::_Jv_FindClassInCache) (_Jv_Utf8Const *name);
 | |
|   friend jclass (::_Jv_PopClass) (void);
 | |
|   friend void ::_Jv_PushClass (jclass k);
 | |
|   friend void ::_Jv_NewArrayClass (jclass element,
 | |
| 				   java::lang::ClassLoader *loader,
 | |
| 				   _Jv_VTable *array_vtable);
 | |
|   friend jclass (::_Jv_NewClass) (_Jv_Utf8Const *name, jclass superclass,
 | |
| 				  java::lang::ClassLoader *loader);
 | |
|   friend void ::_Jv_InitNewClassFields (jclass klass);
 | |
| 
 | |
|   // in prims.cc
 | |
|   friend void ::_Jv_InitPrimClass (jclass, const char *, char, int);
 | |
| 
 | |
|   friend jstring (::_Jv_GetMethodString) (jclass, _Jv_Method *, jclass);
 | |
| 
 | |
|   friend jboolean (::_Jv_CheckAccess) (jclass self_klass, jclass other_klass,
 | |
| 				   jint flags);
 | |
|   
 | |
|   friend bool (::_Jv_getInterfaceMethod) (jclass, jclass&, int&, 
 | |
| 					  const _Jv_Utf8Const*,
 | |
| 					  const _Jv_Utf8Const*);
 | |
| 
 | |
|   friend jclass (::_Jv_GetArrayClass) (jclass klass,
 | |
| 				       java::lang::ClassLoader *loader);
 | |
| 
 | |
|   friend jboolean (::_Jv_IsInterpretedClass) (jclass);
 | |
|   friend jboolean (::_Jv_IsBinaryCompatibilityABI) (jclass);
 | |
| 
 | |
|   friend jboolean (::_Jv_IsPhantomClass) (jclass);
 | |
| 
 | |
| #ifdef INTERPRETER
 | |
|   friend void ::_Jv_InitField (jobject, jclass, int);
 | |
| 
 | |
|   friend class ::_Jv_ClassReader;	
 | |
|   friend class ::_Jv_InterpClass;
 | |
|   friend class ::_Jv_InterpMethod;
 | |
|   friend class ::_Jv_InterpreterEngine;
 | |
| #endif
 | |
|   friend class ::_Jv_StackTrace;
 | |
| 
 | |
| #ifdef JV_MARKOBJ_DECL
 | |
|   friend JV_MARKOBJ_DECL;
 | |
| #endif
 | |
| 
 | |
|   friend class ::_Jv_BytecodeVerifier;
 | |
|   friend class java::io::VMObjectStreamClass;
 | |
| 
 | |
|   friend class ::_Jv_Linker;
 | |
|   friend class ::_Jv_ExecutionEngine;
 | |
|   friend class ::_Jv_CompiledEngine;
 | |
|   friend class ::_Jv_IndirectCompiledEngine;
 | |
|   friend class ::_Jv_ClosureList;
 | |
| 
 | |
|   friend void ::_Jv_sharedlib_register_hook (jclass klass);
 | |
| 
 | |
|   friend void *::_Jv_ResolvePoolEntry (jclass this_class, jint index);
 | |
| 
 | |
|   friend void ::_Jv_CopyClassesToSystemLoader (gnu::gcj::runtime::SystemClassLoader *);
 | |
| 
 | |
|   friend class java::lang::reflect::Field;
 | |
|   friend class java::lang::reflect::Method;
 | |
|   friend class java::lang::reflect::Constructor;
 | |
|   friend class java::lang::reflect::VMProxy;
 | |
| 
 | |
|   // Chain for class pool.  This also doubles as the ABI version
 | |
|   // number.  It is only used for this purpose at class registration
 | |
|   // time, and only for precompiled classes.
 | |
|   jclass next_or_version;
 | |
|   // 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.
 | |
|   union
 | |
|   {
 | |
|     _Jv_Method *methods;
 | |
|     jclass element_type;
 | |
|   };
 | |
|   // 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;
 | |
|   // Virtual method offset table.
 | |
|   _Jv_OffsetTable *otable;
 | |
|   // Offset table symbols.
 | |
|   _Jv_MethodSymbol *otable_syms;
 | |
|   // Address table
 | |
|   _Jv_AddressTable *atable;
 | |
|   _Jv_MethodSymbol *atable_syms;
 | |
|   // Interface table
 | |
|   _Jv_AddressTable *itable;
 | |
|   _Jv_MethodSymbol *itable_syms;
 | |
|   _Jv_CatchClass *catch_classes;
 | |
|   // 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;
 | |
|   // In a regular class, this field points to the Class Interface Dispatch 
 | |
|   // Table. In an interface, it points to the ioffsets table.
 | |
|   union 
 | |
|   {
 | |
|     _Jv_IDispatchTable *idt;
 | |
|     jshort *ioffsets;
 | |
|   };
 | |
|   // Pointer to the class that represents an array of this class.
 | |
|   jclass arrayclass;
 | |
|   // Security Domain to which this class belongs (or null).
 | |
|   java::security::ProtectionDomain *protectionDomain;
 | |
|   // Pointer to the type assertion table for this class.
 | |
|   _Jv_TypeAssertion *assertion_table;
 | |
|   // Signers of this class (or null).
 | |
|   JArray<jobject> *hack_signers;
 | |
|   // Used by Jv_PopClass and _Jv_PushClass to communicate with StackTrace.
 | |
|   jclass chain;
 | |
|   // Additional data, specific to the generator (JIT, native,
 | |
|   // interpreter) of this class.
 | |
|   void *aux_info;
 | |
|   // Execution engine.
 | |
|   _Jv_ExecutionEngine *engine;
 | |
|   // Reflection data.
 | |
|   unsigned char *reflection_data;
 | |
| };
 | |
| 
 | |
| // Inline functions that are friends of java::lang::Class
 | |
| 
 | |
| inline void _Jv_InitClass (jclass klass)
 | |
| {
 | |
|   if (__builtin_expect (klass->state == JV_STATE_DONE, true))
 | |
|     return;
 | |
|   klass->initializeClass ();  
 | |
| }
 | |
| 
 | |
| // Return array class corresponding to element type KLASS, creating it if
 | |
| // necessary.
 | |
| inline jclass
 | |
| _Jv_GetArrayClass (jclass klass, java::lang::ClassLoader *loader)
 | |
| {
 | |
|   extern void _Jv_NewArrayClass (jclass element,
 | |
| 				 java::lang::ClassLoader *loader,
 | |
| 				 _Jv_VTable *array_vtable = 0);
 | |
|   if (__builtin_expect (!klass->arrayclass, false))
 | |
|     _Jv_NewArrayClass (klass, loader);
 | |
|   return klass->arrayclass;
 | |
| }
 | |
| 
 | |
| #endif /* __JAVA_LANG_CLASS_H__ */
 |