162 lines
3.9 KiB
C++
162 lines
3.9 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 "java_io_FileOutputStream.h"
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#include "java_io_FileDescriptor.h"
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#include "java_lang_String.h"
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#include "prio.h"
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#include "prprf.h"
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#include "ErrorHandling.h"
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#include "Mapping.h"
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#include "JavaString.h"
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#include "SysCallsRuntime.h"
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extern Mapping fdMapping;
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extern "C" {
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inline PRFileDesc *java_io_FileOutputStream_GetDesc(Java_java_io_FileOutputStream *str)
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{
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PRFileDesc *desc = fdMapping.get(str->fd->fd);
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if (!desc)
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runtimeError(RuntimeError::IOError);
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return desc;
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}
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inline int64 java_io_FileOutputStream_Write(Java_java_io_FileOutputStream *str,
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char *buf, int32 len)
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{
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PRFileDesc *desc = java_io_FileOutputStream_GetDesc(str);
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int nWritten = PR_Write(desc, buf, len);
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if (nWritten < 0)
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runtimeError(RuntimeError::IOError);
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return nWritten;
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}
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/*
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* Class : java/io/FileOutputStream
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* Method : open
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* Signature : (Ljava/lang/String;)V
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*/
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NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_io_FileOutputStream_open(Java_java_io_FileOutputStream *stream,
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Java_java_lang_String *string)
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{
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char *name = ((JavaString *) string)->convertUtf();
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PRFileDesc *desc = PR_Open(name, PR_WRONLY | PR_CREATE_FILE, 0);
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JavaString::freeUtf(name);
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if (!desc)
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sysThrowNamedException("java/io/IOException");
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int32 fd = fdMapping.add(desc);
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stream->fd->fd = fd;
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}
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/*
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* Class : java/io/FileOutputStream
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* Method : openAppend
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* Signature : (Ljava/lang/String;)V
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*/
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NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_io_FileOutputStream_openAppend(Java_java_io_FileOutputStream *stream, Java_java_lang_String *string)
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{
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char *name = ((JavaString *) string)->convertUtf();
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PRFileDesc *desc = PR_Open(name, PR_APPEND, 0);
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JavaString::freeUtf(name);
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if (!desc)
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sysThrowNamedException("java/io/IOException");
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int32 fd = fdMapping.add(desc);
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stream->fd->fd = fd;
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}
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/*
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* Class : java/io/FileOutputStream
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* Method : write
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* Signature : (I)V
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*/
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NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_io_FileOutputStream_write(Java_java_io_FileOutputStream *str,
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int32 byte)
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{
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java_io_FileOutputStream_Write(str, (char *) &byte, 1);
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}
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/*
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* Class : java/io/FileOutputStream
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* Method : writeBytes
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* Signature : ([BII)V
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*/
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NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_io_FileOutputStream_writeBytes(Java_java_io_FileOutputStream *str,
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ArrayOf_uint8 *arr,
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int32 offset, int32 len)
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{
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if (offset < 0 || offset >= len || (Uint32)len > (arr->length - offset))
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runtimeError(RuntimeError::illegalAccess);
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char *startp = (char *) arr->elements + offset;
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java_io_FileOutputStream_Write(str, startp, len);
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}
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/*
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* Class : java/io/FileOutputStream
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* Method : close
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* Signature : ()V
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*/
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NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_io_FileOutputStream_close(Java_java_io_FileOutputStream *str)
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{
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fdMapping.close(str->fd->fd);
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}
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/*
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* Class : java/io/FileOutputStream
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* Method : initIDs
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* Signature : ()V
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*/
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NS_EXPORT NS_NATIVECALL(void)
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Netscape_Java_java_io_FileOutputStream_initIDs()
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{
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/* Currently empty, since all our initialization is done statically (see Mapping.h) */
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}
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} /* extern "C" */
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