src/share/native/java/io/RandomAccessFile.c

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rev 9260 : JDK-8033911: Simplify instrumentation of FileInputStream and RandomAccessFile
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  47 
  48 
  49 JNIEXPORT void JNICALL
  50 Java_java_io_RandomAccessFile_open(JNIEnv *env,
  51                                    jobject this, jstring path, jint mode)
  52 {
  53     int flags = 0;
  54     if (mode & java_io_RandomAccessFile_O_RDONLY)
  55         flags = O_RDONLY;
  56     else if (mode & java_io_RandomAccessFile_O_RDWR) {
  57         flags = O_RDWR | O_CREAT;
  58         if (mode & java_io_RandomAccessFile_O_SYNC)
  59             flags |= O_SYNC;
  60         else if (mode & java_io_RandomAccessFile_O_DSYNC)
  61             flags |= O_DSYNC;
  62     }
  63     fileOpen(env, this, path, raf_fd, flags);
  64 }
  65 
  66 JNIEXPORT jint JNICALL
  67 Java_java_io_RandomAccessFile_read(JNIEnv *env, jobject this) {
  68     return readSingle(env, this, raf_fd);
  69 }
  70 
  71 JNIEXPORT jint JNICALL
  72 Java_java_io_RandomAccessFile_readBytes(JNIEnv *env,
  73     jobject this, jbyteArray bytes, jint off, jint len) {
  74     return readBytes(env, this, bytes, off, len, raf_fd);
  75 }
  76 
  77 JNIEXPORT void JNICALL
  78 Java_java_io_RandomAccessFile_write(JNIEnv *env, jobject this, jint byte) {
  79     writeSingle(env, this, byte, JNI_FALSE, raf_fd);
  80 }
  81 
  82 JNIEXPORT void JNICALL
  83 Java_java_io_RandomAccessFile_writeBytes(JNIEnv *env,
  84     jobject this, jbyteArray bytes, jint off, jint len) {
  85     writeBytes(env, this, bytes, off, len, JNI_FALSE, raf_fd);
  86 }
  87 
  88 JNIEXPORT jlong JNICALL
  89 Java_java_io_RandomAccessFile_getFilePointer(JNIEnv *env, jobject this) {
  90     FD fd;
  91     jlong ret;
  92 
  93     fd = GET_FD(this, raf_fd);
  94     if (fd == -1) {
  95         JNU_ThrowIOException(env, "Stream Closed");
  96         return -1;
  97     }
  98     if ((ret = IO_Lseek(fd, 0L, SEEK_CUR)) == -1) {




  47 
  48 
  49 JNIEXPORT void JNICALL
  50 Java_java_io_RandomAccessFile_open(JNIEnv *env,
  51                                    jobject this, jstring path, jint mode)
  52 {
  53     int flags = 0;
  54     if (mode & java_io_RandomAccessFile_O_RDONLY)
  55         flags = O_RDONLY;
  56     else if (mode & java_io_RandomAccessFile_O_RDWR) {
  57         flags = O_RDWR | O_CREAT;
  58         if (mode & java_io_RandomAccessFile_O_SYNC)
  59             flags |= O_SYNC;
  60         else if (mode & java_io_RandomAccessFile_O_DSYNC)
  61             flags |= O_DSYNC;
  62     }
  63     fileOpen(env, this, path, raf_fd, flags);
  64 }
  65 
  66 JNIEXPORT jint JNICALL
  67 Java_java_io_RandomAccessFile_read0(JNIEnv *env, jobject this) {
  68     return readSingle(env, this, raf_fd);
  69 }
  70 
  71 JNIEXPORT jint JNICALL
  72 Java_java_io_RandomAccessFile_readBytes(JNIEnv *env,
  73     jobject this, jbyteArray bytes, jint off, jint len) {
  74     return readBytes(env, this, bytes, off, len, raf_fd);
  75 }
  76 
  77 JNIEXPORT void JNICALL
  78 Java_java_io_RandomAccessFile_write0(JNIEnv *env, jobject this, jint byte) {
  79     writeSingle(env, this, byte, JNI_FALSE, raf_fd);
  80 }
  81 
  82 JNIEXPORT void JNICALL
  83 Java_java_io_RandomAccessFile_writeBytes(JNIEnv *env,
  84     jobject this, jbyteArray bytes, jint off, jint len) {
  85     writeBytes(env, this, bytes, off, len, JNI_FALSE, raf_fd);
  86 }
  87 
  88 JNIEXPORT jlong JNICALL
  89 Java_java_io_RandomAccessFile_getFilePointer(JNIEnv *env, jobject this) {
  90     FD fd;
  91     jlong ret;
  92 
  93     fd = GET_FD(this, raf_fd);
  94     if (fd == -1) {
  95         JNU_ThrowIOException(env, "Stream Closed");
  96         return -1;
  97     }
  98     if ((ret = IO_Lseek(fd, 0L, SEEK_CUR)) == -1) {