J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1997-2003 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #include "jni.h" |
| 27 | #include "jni_util.h" |
| 28 | #include "jvm.h" |
| 29 | |
| 30 | #include "io_util.h" |
| 31 | #include "io_util_md.h" |
| 32 | #include "java_io_FileOutputStream.h" |
| 33 | |
| 34 | #include <fcntl.h> |
| 35 | |
| 36 | /*******************************************************************/ |
| 37 | /* BEGIN JNI ********* BEGIN JNI *********** BEGIN JNI ************/ |
| 38 | /*******************************************************************/ |
| 39 | |
| 40 | jfieldID fos_fd; /* id for jobject 'fd' in java.io.FileOutputStream */ |
| 41 | |
| 42 | /************************************************************** |
| 43 | * static methods to store field ID's in initializers |
| 44 | */ |
| 45 | |
| 46 | JNIEXPORT void JNICALL |
| 47 | Java_java_io_FileOutputStream_initIDs(JNIEnv *env, jclass fdClass) { |
| 48 | fos_fd = (*env)->GetFieldID(env, fdClass, "fd", "Ljava/io/FileDescriptor;"); |
| 49 | } |
| 50 | |
| 51 | /************************************************************** |
| 52 | * Output stream |
| 53 | */ |
| 54 | |
| 55 | JNIEXPORT void JNICALL |
| 56 | Java_java_io_FileOutputStream_open(JNIEnv *env, jobject this, jstring path) { |
| 57 | fileOpen(env, this, path, fos_fd, O_WRONLY | O_CREAT | O_TRUNC); |
| 58 | } |
| 59 | |
| 60 | JNIEXPORT void JNICALL |
| 61 | Java_java_io_FileOutputStream_openAppend(JNIEnv *env, jobject this, jstring path) { |
| 62 | fileOpen(env, this, path, fos_fd, O_WRONLY | O_CREAT | O_APPEND); |
| 63 | } |
| 64 | |
| 65 | JNIEXPORT void JNICALL |
| 66 | Java_java_io_FileOutputStream_write(JNIEnv *env, jobject this, jint byte) { |
| 67 | writeSingle(env, this, byte, fos_fd); |
| 68 | } |
| 69 | |
| 70 | JNIEXPORT void JNICALL |
| 71 | Java_java_io_FileOutputStream_writeBytes(JNIEnv *env, |
| 72 | jobject this, jbyteArray bytes, jint off, jint len) { |
| 73 | writeBytes(env, this, bytes, off, len, fos_fd); |
| 74 | } |
| 75 | |
| 76 | JNIEXPORT void JNICALL |
| 77 | Java_java_io_FileOutputStream_close0(JNIEnv *env, jobject this) { |
| 78 | fileClose(env, this, fos_fd); |
| 79 | } |