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| author | Michael Koch <konqueror@gmx.de> | 2003-09-25 06:43:52 +0000 |
|---|---|---|
| committer | Michael Koch <mkoch@gcc.gnu.org> | 2003-09-25 06:43:52 +0000 |
| commit | 5e2ba18bc1e2a9a40f4df4403b155cd03bd8b6f9 (patch) | |
| tree | 81dd0bd87f7a397bb4e30b0626a55e4d1459be1e /libjava/java/nio/DirectByteBufferImpl.java | |
| parent | e30297734180690f3db8352edc4a6abca305485b (diff) | |
| download | gcc-5e2ba18bc1e2a9a40f4df4403b155cd03bd8b6f9.zip gcc-5e2ba18bc1e2a9a40f4df4403b155cd03bd8b6f9.tar.gz gcc-5e2ba18bc1e2a9a40f4df4403b155cd03bd8b6f9.tar.bz2 | |
ByteBufferHelper.java: New file.
2003-09-25 Michael Koch <konqueror@gmx.de>
* java/nio/ByteBufferHelper.java:
New file.
* java/nio/ByteBufferImpl.java,
java/nio/DirectByteBufferImpl.java,
java/nio/MappedByteBufferImpl.java
(getType,putType): Use new helper class ByteBufferHelper.
* Makefile.am (ordinary_java_source_files):
Added java/nio/ByteBufferHelper.java.
* Makefile.in: Regenerated.
From-SVN: r71757
Diffstat (limited to 'libjava/java/nio/DirectByteBufferImpl.java')
| -rw-r--r-- | libjava/java/nio/DirectByteBufferImpl.java | 102 |
1 files changed, 12 insertions, 90 deletions
diff --git a/libjava/java/nio/DirectByteBufferImpl.java b/libjava/java/nio/DirectByteBufferImpl.java index cdeafef..4028b54 100644 --- a/libjava/java/nio/DirectByteBufferImpl.java +++ b/libjava/java/nio/DirectByteBufferImpl.java @@ -292,134 +292,56 @@ class DirectByteBufferImpl extends ByteBuffer final public ByteBuffer putLong (long value) { - // FIXME: this handles little endian only - put ((byte) ((value & 0xff00000000000000L) >> 56)); - put ((byte) ((value & 0x00ff000000000000L) >> 48)); - put ((byte) ((value & 0x0000ff0000000000L) >> 40)); - put ((byte) ((value & 0x000000ff00000000L) >> 32)); - put ((byte) ((value & 0x00000000ff000000L) >> 24)); - put ((byte) ((value & 0x0000000000ff0000L) >> 16)); - put ((byte) ((value & 0x000000000000ff00L) >> 8)); - put ((byte) (value & 0x00000000000000ffL)); - return this; + return ByteBufferHelper.putLong (this, value); } final public long getLong (int index) { - // FIXME: this handles little endian only - return (long) (((get (index) & 0xff) << 56) - + ((get (index + 1) & 0xff) << 48) - + ((get (index + 2) & 0xff) << 40) - + ((get (index + 3) & 0xff) << 32) - + ((get (index + 4) & 0xff) << 24) - + ((get (index + 5) & 0xff) << 16) - + ((get (index + 6) & 0xff) << 8) - + (get (index + 7) & 0xff)); + return ByteBufferHelper.getLong (this, index); } final public ByteBuffer putLong (int index, long value) { - // FIXME: this handles little endian only - put (index, (byte) ((value & 0xff00000000000000L) >> 56)); - put (index + 1, (byte) ((value & 0x00ff000000000000L) >> 48)); - put (index + 2, (byte) ((value & 0x0000ff0000000000L) >> 40)); - put (index + 3, (byte) ((value & 0x000000ff00000000L) >> 32)); - put (index + 4, (byte) ((value & 0x00000000ff000000L) >> 24)); - put (index + 5, (byte) ((value & 0x0000000000ff0000L) >> 16)); - put (index + 6, (byte) ((value & 0x000000000000ff00L) >> 8)); - put (index + 7, (byte) (value & 0x00000000000000ffL)); - return this; + return ByteBufferHelper.putLong (this, index, value); } final public float getFloat () { - // FIXME: this handles little endian only - return (float) (((get () & 0xff) << 24) - + ((get () & 0xff) << 16) - + ((get () & 0xff) << 8) - + (get () & 0xff)); + return ByteBufferHelper.getFloat (this); } final public ByteBuffer putFloat (float value) { - // FIXME: this handles little endian only - put ((byte) ((((int) value) & 0xff000000) >> 24)); - put ((byte) ((((int) value) & 0x00ff0000) >> 16)); - put ((byte) ((((int) value) & 0x0000ff00) >> 8)); - put ((byte) (((int) value) & 0x000000ff)); - return this; + return ByteBufferHelper.putFloat (this, value); } - final public float getFloat (int index) + public final float getFloat (int index) { - // FIXME: this handles little endian only - return (float) (((get (index) & 0xff) << 24) - + ((get (index + 1) & 0xff) << 16) - + ((get (index + 2) & 0xff) << 8) - + (get (index + 3) & 0xff)); + return ByteBufferHelper.getFloat (this, index); } final public ByteBuffer putFloat (int index, float value) { - // FIXME: this handles little endian only - put (index, (byte) ((((int) value) & 0xff000000) >> 24)); - put (index + 1, (byte) ((((int) value) & 0x00ff0000) >> 16)); - put (index + 2, (byte) ((((int) value) & 0x0000ff00) >> 8)); - put (index + 3, (byte) (((int) value) & 0x000000ff)); - return this; + return ByteBufferHelper.putFloat (this, index, value); } final public double getDouble () { - // FIXME: this handles little endian only - return (double) (((get () & 0xff) << 56) - + ((get () & 0xff) << 48) - + ((get () & 0xff) << 40) - + ((get () & 0xff) << 32) - + ((get () & 0xff) << 24) - + ((get () & 0xff) << 16) - + ((get () & 0xff) << 8) - + (get () & 0xff)); + return ByteBufferHelper.getDouble (this); } final public ByteBuffer putDouble (double value) { - // FIXME: this handles little endian only - put ((byte) ((((long) value) & 0xff00000000000000L) >> 56)); - put ((byte) ((((long) value) & 0x00ff000000000000L) >> 48)); - put ((byte) ((((long) value) & 0x0000ff0000000000L) >> 40)); - put ((byte) ((((long) value) & 0x000000ff00000000L) >> 32)); - put ((byte) ((((long) value) & 0x00000000ff000000L) >> 24)); - put ((byte) ((((long) value) & 0x0000000000ff0000L) >> 16)); - put ((byte) ((((long) value) & 0x000000000000ff00L) >> 8)); - put ((byte) (((long) value) & 0x00000000000000ffL)); - return this; + return ByteBufferHelper.putDouble (this, value); } final public double getDouble (int index) { - // FIXME: this handles little endian only - return (double) (((get (index) & 0xff) << 56) - + ((get (index + 1) & 0xff) << 48) - + ((get (index + 2) & 0xff) << 40) - + ((get (index + 3) & 0xff) << 32) - + ((get (index + 4) & 0xff) << 24) - + ((get (index + 5) & 0xff) << 16) - + ((get (index + 6) & 0xff) << 8) - + (get (index + 7) & 0xff)); + return ByteBufferHelper.getDouble (this, index); } final public ByteBuffer putDouble (int index, double value) { - // FIXME: this handles little endian only - put (index, (byte) ((((long) value) & 0xff00000000000000L) >> 56)); - put (index + 1, (byte) ((((long) value) & 0x00ff000000000000L) >> 48)); - put (index + 2, (byte) ((((long) value) & 0x0000ff0000000000L) >> 40)); - put (index + 3, (byte) ((((long) value) & 0x000000ff00000000L) >> 32)); - put (index + 4, (byte) ((((long) value) & 0x00000000ff000000L) >> 24)); - put (index + 5, (byte) ((((long) value) & 0x0000000000ff0000L) >> 16)); - put (index + 6, (byte) ((((long) value) & 0x000000000000ff00L) >> 8)); - put (index + 7, (byte) (((long) value) & 0x00000000000000ffL)); - return this; + return ByteBufferHelper.putDouble (this, index, value); } } |