java.nio
Class Bits

java.lang.Object
  java.nio.Bits

class Bits

extends Object

Access to bits, native and otherwise.

Field Summary

private static ByteOrder	byteOrder
(package private) static int	JNI_COPY_FROM_ARRAY_THRESHOLD
(package private) static int	JNI_COPY_TO_ARRAY_THRESHOLD
private static long	maxMemory
private static boolean	memoryLimitSet
private static int	pageSize
private static long	reservedMemory
private static boolean	unaligned
private static boolean	unalignedKnown
private static sun.misc.Unsafe	unsafe

Constructor Summary

private

Bits()

Method Summary

private static byte	_get(long a)
private static void	_put(long a, byte b)
(package private) static ByteOrder	byteOrder()
private static byte	char0(char x)
private static byte	char1(char x)
(package private) static void	copyFromByteArray(Object src, long srcPos, long dstAddr, long length)
(package private) static void	copyFromCharArray(Object src, long srcPos, long dstAddr, long length)
(package private) static void	copyFromIntArray(Object src, long srcPos, long dstAddr, long length)
(package private) static void	copyFromLongArray(Object src, long srcPos, long dstAddr, long length)
(package private) static void	copyFromShortArray(Object src, long srcPos, long dstAddr, long length)
(package private) static void	copyToByteArray(long srcAddr, Object dst, long dstPos, long length)
(package private) static void	copyToCharArray(long srcAddr, Object dst, long dstPos, long length)
(package private) static void	copyToIntArray(long srcAddr, Object dst, long dstPos, long length)
(package private) static void	copyToLongArray(long srcAddr, Object dst, long dstPos, long length)
(package private) static void	copyToShortArray(long srcAddr, Object dst, long dstPos, long length)
(package private) static char	getChar(ByteBuffer bb, int bi, boolean bigEndian)
(package private) static char	getChar(long a, boolean bigEndian)
(package private) static char	getCharB(ByteBuffer bb, int bi)
(package private) static char	getCharB(long a)
(package private) static char	getCharL(ByteBuffer bb, int bi)
(package private) static char	getCharL(long a)
(package private) static double	getDouble(ByteBuffer bb, int bi, boolean bigEndian)
(package private) static double	getDouble(long a, boolean bigEndian)
(package private) static double	getDoubleB(ByteBuffer bb, int bi)
(package private) static double	getDoubleB(long a)
(package private) static double	getDoubleL(ByteBuffer bb, int bi)
(package private) static double	getDoubleL(long a)
(package private) static float	getFloat(ByteBuffer bb, int bi, boolean bigEndian)
(package private) static float	getFloat(long a, boolean bigEndian)
(package private) static float	getFloatB(ByteBuffer bb, int bi)
(package private) static float	getFloatB(long a)
(package private) static float	getFloatL(ByteBuffer bb, int bi)
(package private) static float	getFloatL(long a)
(package private) static int	getInt(ByteBuffer bb, int bi, boolean bigEndian)
(package private) static int	getInt(long a, boolean bigEndian)
(package private) static int	getIntB(ByteBuffer bb, int bi)
(package private) static int	getIntB(long a)
(package private) static int	getIntL(ByteBuffer bb, int bi)
(package private) static int	getIntL(long a)
(package private) static long	getLong(ByteBuffer bb, int bi, boolean bigEndian)
(package private) static long	getLong(long a, boolean bigEndian)
(package private) static long	getLongB(ByteBuffer bb, int bi)
(package private) static long	getLongB(long a)
(package private) static long	getLongL(ByteBuffer bb, int bi)
(package private) static long	getLongL(long a)
(package private) static short	getShort(ByteBuffer bb, int bi, boolean bigEndian)
(package private) static short	getShort(long a, boolean bigEndian)
(package private) static short	getShortB(ByteBuffer bb, int bi)
(package private) static short	getShortB(long a)
(package private) static short	getShortL(ByteBuffer bb, int bi)
(package private) static short	getShortL(long a)
private static byte	int0(int x)
private static byte	int1(int x)
private static byte	int2(int x)
private static byte	int3(int x)
private static byte	long0(long x)
private static byte	long1(long x)
private static byte	long2(long x)
private static byte	long3(long x)
private static byte	long4(long x)
private static byte	long5(long x)
private static byte	long6(long x)
private static byte	long7(long x)
private static char	makeChar(byte b1, byte b0)
private static int	makeInt(byte b3, byte b2, byte b1, byte b0)
private static long	makeLong(byte b7, byte b6, byte b5, byte b4, byte b3, byte b2, byte b1, byte b0)
private static short	makeShort(byte b1, byte b0)
(package private) static int	pageSize()
(package private) static void	putChar(ByteBuffer bb, int bi, char x, boolean bigEndian)
(package private) static void	putChar(long a, char x, boolean bigEndian)
(package private) static void	putCharB(ByteBuffer bb, int bi, char x)
(package private) static void	putCharB(long a, char x)
(package private) static void	putCharL(ByteBuffer bb, int bi, char x)
(package private) static void	putCharL(long a, char x)
(package private) static void	putDouble(ByteBuffer bb, int bi, double x, boolean bigEndian)
(package private) static void	putDouble(long a, double x, boolean bigEndian)
(package private) static void	putDoubleB(ByteBuffer bb, int bi, double x)
(package private) static void	putDoubleB(long a, double x)
(package private) static void	putDoubleL(ByteBuffer bb, int bi, double x)
(package private) static void	putDoubleL(long a, double x)
(package private) static void	putFloat(ByteBuffer bb, int bi, float x, boolean bigEndian)
(package private) static void	putFloat(long a, float x, boolean bigEndian)
(package private) static void	putFloatB(ByteBuffer bb, int bi, float x)
(package private) static void	putFloatB(long a, float x)
(package private) static void	putFloatL(ByteBuffer bb, int bi, float x)
(package private) static void	putFloatL(long a, float x)
(package private) static void	putInt(ByteBuffer bb, int bi, int x, boolean bigEndian)
(package private) static void	putInt(long a, int x, boolean bigEndian)
(package private) static void	putIntB(ByteBuffer bb, int bi, int x)
(package private) static void	putIntB(long a, int x)
(package private) static void	putIntL(ByteBuffer bb, int bi, int x)
(package private) static void	putIntL(long a, int x)
(package private) static void	putLong(ByteBuffer bb, int bi, long x, boolean bigEndian)
(package private) static void	putLong(long a, long x, boolean bigEndian)
(package private) static void	putLongB(ByteBuffer bb, int bi, long x)
(package private) static void	putLongB(long a, long x)
(package private) static void	putLongL(ByteBuffer bb, int bi, long x)
(package private) static void	putLongL(long a, long x)
(package private) static void	putShort(ByteBuffer bb, int bi, short x, boolean bigEndian)
(package private) static void	putShort(long a, short x, boolean bigEndian)
(package private) static void	putShortB(ByteBuffer bb, int bi, short x)
(package private) static void	putShortB(long a, short x)
(package private) static void	putShortL(ByteBuffer bb, int bi, short x)
(package private) static void	putShortL(long a, short x)
(package private) static void	reserveMemory(long size)
private static byte	short0(short x)
private static byte	short1(short x)
(package private) static char	swap(char x)
(package private) static int	swap(int x)
(package private) static long	swap(long x)
(package private) static short	swap(short x)
(package private) static boolean	unaligned()
(package private) static void	unreserveMemory(long size)
(package private) static sun.misc.Unsafe	unsafe()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

unsafe

private static final sun.misc.Unsafe unsafe

byteOrder

private static ByteOrder byteOrder

pageSize

private static int pageSize

unaligned

private static boolean unaligned

unalignedKnown

private static boolean unalignedKnown

maxMemory

private static long maxMemory

reservedMemory

private static long reservedMemory

memoryLimitSet

private static boolean memoryLimitSet

JNI_COPY_TO_ARRAY_THRESHOLD

static final int JNI_COPY_TO_ARRAY_THRESHOLD

See Also:

Constant Field Values

JNI_COPY_FROM_ARRAY_THRESHOLD

static final int JNI_COPY_FROM_ARRAY_THRESHOLD

See Also:

Constant Field Values

Constructor Detail

Bits

private Bits()

Method Detail

swap

static short swap(short x)

swap

static char swap(char x)

swap

static int swap(int x)

swap

static long swap(long x)

makeChar

private static char makeChar(byte b1,
                             byte b0)

getCharL

static char getCharL(ByteBuffer bb,
                     int bi)

getCharL

static char getCharL(long a)

getCharB

static char getCharB(ByteBuffer bb,
                     int bi)

getCharB

static char getCharB(long a)

getChar

static char getChar(ByteBuffer bb,
                    int bi,
                    boolean bigEndian)

getChar

static char getChar(long a,
                    boolean bigEndian)

char1

private static byte char1(char x)

char0

private static byte char0(char x)

putCharL

static void putCharL(ByteBuffer bb,
                     int bi,
                     char x)

putCharL

static void putCharL(long a,
                     char x)

putCharB

static void putCharB(ByteBuffer bb,
                     int bi,
                     char x)

putCharB

static void putCharB(long a,
                     char x)

putChar

static void putChar(ByteBuffer bb,
                    int bi,
                    char x,
                    boolean bigEndian)

putChar

static void putChar(long a,
                    char x,
                    boolean bigEndian)

makeShort

private static short makeShort(byte b1,
                               byte b0)

getShortL

static short getShortL(ByteBuffer bb,
                       int bi)

getShortL

static short getShortL(long a)

getShortB

static short getShortB(ByteBuffer bb,
                       int bi)

getShortB

static short getShortB(long a)

getShort

static short getShort(ByteBuffer bb,
                      int bi,
                      boolean bigEndian)

getShort

static short getShort(long a,
                      boolean bigEndian)

short1

private static byte short1(short x)

short0

private static byte short0(short x)

putShortL

static void putShortL(ByteBuffer bb,
                      int bi,
                      short x)

putShortL

static void putShortL(long a,
                      short x)

putShortB

static void putShortB(ByteBuffer bb,
                      int bi,
                      short x)

putShortB

static void putShortB(long a,
                      short x)

putShort

static void putShort(ByteBuffer bb,
                     int bi,
                     short x,
                     boolean bigEndian)

putShort

static void putShort(long a,
                     short x,
                     boolean bigEndian)

makeInt

private static int makeInt(byte b3,
                           byte b2,
                           byte b1,
                           byte b0)

getIntL

static int getIntL(ByteBuffer bb,
                   int bi)

getIntL

static int getIntL(long a)

getIntB

static int getIntB(ByteBuffer bb,
                   int bi)

getIntB

static int getIntB(long a)

getInt

static int getInt(ByteBuffer bb,
                  int bi,
                  boolean bigEndian)

getInt

static int getInt(long a,
                  boolean bigEndian)

int3

private static byte int3(int x)

int2

private static byte int2(int x)

int1

private static byte int1(int x)

int0

private static byte int0(int x)

putIntL

static void putIntL(ByteBuffer bb,
                    int bi,
                    int x)

putIntL

static void putIntL(long a,
                    int x)

putIntB

static void putIntB(ByteBuffer bb,
                    int bi,
                    int x)

putIntB

static void putIntB(long a,
                    int x)

putInt

static void putInt(ByteBuffer bb,
                   int bi,
                   int x,
                   boolean bigEndian)

putInt

static void putInt(long a,
                   int x,
                   boolean bigEndian)

makeLong

private static long makeLong(byte b7,
                             byte b6,
                             byte b5,
                             byte b4,
                             byte b3,
                             byte b2,
                             byte b1,
                             byte b0)

getLongL

static long getLongL(ByteBuffer bb,
                     int bi)

getLongL

static long getLongL(long a)

getLongB

static long getLongB(ByteBuffer bb,
                     int bi)

getLongB

static long getLongB(long a)

getLong

static long getLong(ByteBuffer bb,
                    int bi,
                    boolean bigEndian)

getLong

static long getLong(long a,
                    boolean bigEndian)

long7

private static byte long7(long x)

long6

private static byte long6(long x)

long5

private static byte long5(long x)

long4

private static byte long4(long x)

long3

private static byte long3(long x)

long2

private static byte long2(long x)

long1

private static byte long1(long x)

long0

private static byte long0(long x)

putLongL

static void putLongL(ByteBuffer bb,
                     int bi,
                     long x)

putLongL

static void putLongL(long a,
                     long x)

putLongB

static void putLongB(ByteBuffer bb,
                     int bi,
                     long x)

putLongB

static void putLongB(long a,
                     long x)

putLong

static void putLong(ByteBuffer bb,
                    int bi,
                    long x,
                    boolean bigEndian)

putLong

static void putLong(long a,
                    long x,
                    boolean bigEndian)

getFloatL

static float getFloatL(ByteBuffer bb,
                       int bi)

getFloatL

static float getFloatL(long a)

getFloatB

static float getFloatB(ByteBuffer bb,
                       int bi)

getFloatB

static float getFloatB(long a)

getFloat

static float getFloat(ByteBuffer bb,
                      int bi,
                      boolean bigEndian)

getFloat

static float getFloat(long a,
                      boolean bigEndian)

putFloatL

static void putFloatL(ByteBuffer bb,
                      int bi,
                      float x)

putFloatL

static void putFloatL(long a,
                      float x)

putFloatB

static void putFloatB(ByteBuffer bb,
                      int bi,
                      float x)

putFloatB

static void putFloatB(long a,
                      float x)

putFloat

static void putFloat(ByteBuffer bb,
                     int bi,
                     float x,
                     boolean bigEndian)

putFloat

static void putFloat(long a,
                     float x,
                     boolean bigEndian)

getDoubleL

static double getDoubleL(ByteBuffer bb,
                         int bi)

getDoubleL

static double getDoubleL(long a)

getDoubleB

static double getDoubleB(ByteBuffer bb,
                         int bi)

getDoubleB

static double getDoubleB(long a)

getDouble

static double getDouble(ByteBuffer bb,
                        int bi,
                        boolean bigEndian)

getDouble

static double getDouble(long a,
                        boolean bigEndian)

putDoubleL

static void putDoubleL(ByteBuffer bb,
                       int bi,
                       double x)

putDoubleL

static void putDoubleL(long a,
                       double x)

putDoubleB

static void putDoubleB(ByteBuffer bb,
                       int bi,
                       double x)

putDoubleB

static void putDoubleB(long a,
                       double x)

putDouble

static void putDouble(ByteBuffer bb,
                      int bi,
                      double x,
                      boolean bigEndian)

putDouble

static void putDouble(long a,
                      double x,
                      boolean bigEndian)

_get

private static byte _get(long a)

_put

private static void _put(long a,
                         byte b)

unsafe

static sun.misc.Unsafe unsafe()

byteOrder

static ByteOrder byteOrder()

pageSize

static int pageSize()

unaligned

static boolean unaligned()

reserveMemory

static void reserveMemory(long size)

unreserveMemory

static void unreserveMemory(long size)

copyFromByteArray

static void copyFromByteArray(Object src,
                              long srcPos,
                              long dstAddr,
                              long length)

copyToByteArray

static void copyToByteArray(long srcAddr,
                            Object dst,
                            long dstPos,
                            long length)

copyFromCharArray

static void copyFromCharArray(Object src,
                              long srcPos,
                              long dstAddr,
                              long length)

copyToCharArray

static void copyToCharArray(long srcAddr,
                            Object dst,
                            long dstPos,
                            long length)

copyFromShortArray

static void copyFromShortArray(Object src,
                               long srcPos,
                               long dstAddr,
                               long length)

copyToShortArray

static void copyToShortArray(long srcAddr,
                             Object dst,
                             long dstPos,
                             long length)

copyFromIntArray

static void copyFromIntArray(Object src,
                             long srcPos,
                             long dstAddr,
                             long length)

copyToIntArray

static void copyToIntArray(long srcAddr,
                           Object dst,
                           long dstPos,
                           long length)

copyFromLongArray

static void copyFromLongArray(Object src,
                              long srcPos,
                              long dstAddr,
                              long length)

copyToLongArray

static void copyToLongArray(long srcAddr,
                            Object dst,
                            long dstPos,
                            long length)