569 lines
14 KiB
C++
569 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include <stdio.h>
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#include "java_lang_reflect_Field.h"
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#include "java_lang_Class.h"
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#include "JavaVM.h"
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#include "SysCallsRuntime.h"
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#include "StackWalker.h"
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static inline void throwFieldException(RuntimeError err)
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{
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// FIXME Need to check for illegalAccess, which we currently do not enforce
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if (err.cause == RuntimeError::nullPointer)
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sysThrowNullPointerException();
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else if (err.cause == RuntimeError::illegalArgument)
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sysThrowNamedException("java/lang/IllegalArgumentException");
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else
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trespass("Unknown Runtime Error in throwFieldException()");
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}
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extern "C" {
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/* XXX Routines returning strings will have to be redone once the VM supports
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* unicode strings directly
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*/
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static inline Field &toField(Java_java_lang_reflect_Field *inField)
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{
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if (!inField)
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sysThrowNullPointerException();
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return *(Field *) inField;
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : equals
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* Signature : (Ljava/lang/Object;)Z
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*/
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NS_EXPORT NS_NATIVECALL(uint32 /* bool */)
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Netscape_Java_java_lang_reflect_Field_equals(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *inObj)
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{
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Field &field = toField(inField);
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JavaObject *obj = (JavaObject *) inObj;
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return obj && field.equals(*obj);
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}
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// Make sure that the class that called this method can access this field.
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// Throw an IllegalAccessException if it can't.
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static inline void checkCallingClass(const Field &field)
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{
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Frame thisFrame;
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Method &callerMethod = thisFrame.getCallingJavaMethod();
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if (callerMethod.getDeclaringClass() != field.getDeclaringClass()) {
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if ((field.getModifiers() & CR_FIELD_PRIVATE))
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sysThrowNamedException("java/lang/IllegalAccessException");
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else if ((field.getModifiers() & CR_FIELD_PROTECTED)) {
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if (!field.getDeclaringClass()->isAssignableFrom(*(const Type *) callerMethod.getDeclaringClass()))
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sysThrowNamedException("java/lang/IllegalAccessException");
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}
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}
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}
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#if 0
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/* Warning this code assumes that the caller was a Java Method */\
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thisFrame.moveToPrevFrame(); /* system guard frame */\
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thisFrame.moveToPrevFrame(); /* java frame */\
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Method *callerMethod = thisFrame.getMethod();\
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if (callerMethod->getDeclaringClass() != field.getDeclaringClass()) {\
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if ((field.getModifiers() & CR_FIELD_PRIVATE)) \
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sysThrowNamedException("java/lang/IllegalAccessException");\
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else if ((field.getModifiers() & CR_FIELD_PROTECTED)) {\
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if (!field.getDeclaringClass()->isAssignableFrom(*(const Type *) callerMethod->getDeclaringClass()))\
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sysThrowNamedException("java/lang/IllegalAccessException");\
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}\
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}
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#endif
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/*
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* Class : java/lang/reflect/Field
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* Method : get
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* Signature : (Ljava/lang/Object;)Ljava/lang/Object;
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*/
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NS_EXPORT NS_NATIVECALL(Java_java_lang_Object *)
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Netscape_Java_java_lang_reflect_Field_get(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return (Java_java_lang_Object *)&field.get((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : getBoolean
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* Signature : (Ljava/lang/Object;)Z
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*/
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NS_EXPORT NS_NATIVECALL(uint32 /* bool */)
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Netscape_Java_java_lang_reflect_Field_getBoolean(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getBoolean((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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|
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/*
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* Class : java/lang/reflect/Field
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* Method : getByte
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* Signature : (Ljava/lang/Object;)B
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*/
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NS_EXPORT NS_NATIVECALL(uint32 /* byte */)
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Netscape_Java_java_lang_reflect_Field_getByte(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getByte((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : getChar
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* Signature : (Ljava/lang/Object;)C
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*/
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NS_EXPORT NS_NATIVECALL(int32 /* char */)
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Netscape_Java_java_lang_reflect_Field_getChar(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getChar((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : getDouble
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* Signature : (Ljava/lang/Object;)D
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*/
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NS_EXPORT NS_NATIVECALL(Flt64)
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Netscape_Java_java_lang_reflect_Field_getDouble(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getDouble((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : getFloat
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* Signature : (Ljava/lang/Object;)F
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*/
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NS_EXPORT NS_NATIVECALL(Flt32)
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Netscape_Java_java_lang_reflect_Field_getFloat(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getFloat((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : getInt
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* Signature : (Ljava/lang/Object;)I
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*/
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NS_EXPORT NS_NATIVECALL(int32)
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Netscape_Java_java_lang_reflect_Field_getInt(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getInt((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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/*
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* Class : java/lang/reflect/Field
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* Method : getLong
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* Signature : (Ljava/lang/Object;)J
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*/
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NS_EXPORT NS_NATIVECALL(int64)
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Netscape_Java_java_lang_reflect_Field_getLong(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getLong((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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|
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|
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/*
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|
* Class : java/lang/reflect/Field
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* Method : getShort
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* Signature : (Ljava/lang/Object;)S
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*/
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NS_EXPORT NS_NATIVECALL(int32 /* short */)
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Netscape_Java_java_lang_reflect_Field_getShort(Java_java_lang_reflect_Field *inField,
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Java_java_lang_Object *obj)
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{
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Field &field = toField(inField);
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checkCallingClass(field);
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try {
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return field.getShort((JavaObject *) obj);
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} catch (RuntimeError err) {
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throwFieldException(err);
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}
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}
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|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : getDeclaringClass
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|
* Signature : ()Ljava/lang/Class;
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|
*/
|
|
NS_EXPORT NS_NATIVECALL(Java_java_lang_Class *)
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Netscape_Java_java_lang_reflect_Field_getDeclaringClass(Java_java_lang_reflect_Field *inField)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
return ((Java_java_lang_Class *) field.getDeclaringClass());
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|
}
|
|
|
|
|
|
/*
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|
* Class : java/lang/reflect/Field
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|
* Method : getModifiers
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|
* Signature : ()I
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|
*/
|
|
NS_EXPORT NS_NATIVECALL(int32)
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|
Netscape_Java_java_lang_reflect_Field_getModifiers(Java_java_lang_reflect_Field *inField)
|
|
{
|
|
Field &field = toField(inField);
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|
|
|
return field.getModifiers();
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|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : getName
|
|
* Signature : ()Ljava/lang/String;
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|
*/
|
|
NS_EXPORT NS_NATIVECALL(Java_java_lang_String *)
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|
Netscape_Java_java_lang_reflect_Field_getName(Java_java_lang_reflect_Field *inField)
|
|
{
|
|
Field &field = toField(inField);
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|
|
|
const char *str = field.getName();
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|
|
return ((Java_java_lang_String *) &VM::intern(str));
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|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : set
|
|
* Signature : (Ljava/lang/Object;Ljava/lang/Object;)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_lang_reflect_Field_set(Java_java_lang_reflect_Field *inField,
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|
Java_java_lang_Object *obj,
|
|
Java_java_lang_Object *value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
if (value == 0)
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|
sysThrowNullPointerException();
|
|
|
|
try {
|
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field.set((JavaObject *) obj, *(JavaObject *) value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : getType
|
|
* Signature : ()Ljava/lang/Class;
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(Java_java_lang_Class *)
|
|
Netscape_Java_java_lang_reflect_Field_getType(Java_java_lang_reflect_Field *inField)
|
|
{
|
|
Field &field = toField(inField);
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|
|
|
return (Java_java_lang_Class *) &field.getType();
|
|
}
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setBoolean
|
|
* Signature : (Ljava/lang/Object;Z)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
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|
Netscape_Java_java_lang_reflect_Field_setBoolean(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
uint32 /* bool */value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
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|
field.setBoolean((JavaObject *) obj, (Int8) value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setByte
|
|
* Signature : (Ljava/lang/Object;B)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
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|
Netscape_Java_java_lang_reflect_Field_setByte(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
uint32 /* byte */value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setByte((JavaObject *) obj, (Uint8) value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setChar
|
|
* Signature : (Ljava/lang/Object;C)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
|
|
Netscape_Java_java_lang_reflect_Field_setChar(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
int32 /* char */value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setChar((JavaObject *) obj, (Int16) value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setDouble
|
|
* Signature : (Ljava/lang/Object;D)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
|
|
Netscape_Java_java_lang_reflect_Field_setDouble(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
Flt64 value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setDouble((JavaObject *) obj, value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setFloat
|
|
* Signature : (Ljava/lang/Object;F)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
|
|
Netscape_Java_java_lang_reflect_Field_setFloat(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
Flt32 value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setFloat((JavaObject *) obj, value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setInt
|
|
* Signature : (Ljava/lang/Object;I)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
|
|
Netscape_Java_java_lang_reflect_Field_setInt(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
int32 value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setInt((JavaObject *) obj, (Int32) value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setLong
|
|
* Signature : (Ljava/lang/Object;J)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
|
|
Netscape_Java_java_lang_reflect_Field_setLong(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
int64 value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setLong((JavaObject *) obj, value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : setShort
|
|
* Signature : (Ljava/lang/Object;S)V
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(void)
|
|
Netscape_Java_java_lang_reflect_Field_setShort(Java_java_lang_reflect_Field *inField,
|
|
Java_java_lang_Object *obj,
|
|
int32 /* short */value)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
checkCallingClass(field);
|
|
|
|
try {
|
|
field.setShort((JavaObject *) obj, (Int16) value);
|
|
} catch (RuntimeError err) {
|
|
throwFieldException(err);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Class : java/lang/reflect/Field
|
|
* Method : toString
|
|
* Signature : ()Ljava/lang/String;
|
|
*/
|
|
NS_EXPORT NS_NATIVECALL(Java_java_lang_String *)
|
|
Netscape_Java_java_lang_reflect_Field_toString(Java_java_lang_reflect_Field *inField)
|
|
{
|
|
Field &field = toField(inField);
|
|
|
|
const char *str = field.toString();
|
|
|
|
return ((Java_java_lang_String *) &VM::intern(str));
|
|
}
|
|
|
|
}
|
|
|