oracle.dss.util.xdo.common.io
Class LE

java.lang.Object
  oracle.dss.util.xdo.common.io.LE

public class LE
extends java.lang.Object

Little endian handling class Use BE class for big endian.

Field Summary

static java.lang.String

RCS_ID

Constructor Summary

LE()

Method Summary

static void	memset(int val, byte[] b) Fill specified byte array with specified value
static void	memset(int val, byte[] b, int start, int end) Fill the specified range of the buffer with a specified value
static double	readIEEEDouble(byte[] b, int offset) Read a 64bit IEEE floating point (double) number from a byte array.
static int	readInt16(byte[] b, int offset) Read a 16bit signed integer from a byte array.
static int	readInt16(java.io.RandomAccessFile raf) Read a 16bit signed integer from RandomAccessFile.
static int	readInt32(byte[] b, int offset) Read a 32bit signed integer from a byte array.
static int	readInt32(java.io.RandomAccessFile raf) Read a 32bit signed integer from RandomAccessFile.
static long	readInt64(byte[] b, int offset) Read a 64bit signed integer from a byte array.
static long	readInt64(java.io.RandomAccessFile raf) Read a 32bit signed integer from RandomAccessFile.
static int	readInt8(byte[] b, int offset) Read an 8bit signed integer from a byte array.
static int	readInt8(java.io.RandomAccessFile raf) Read an 8bit signed integer from RandomAccessFile.
static int	readUInt16(byte[] b, int offset) Read a 16bit unsigned integer from a byte array.
static int	readUInt16(java.io.RandomAccessFile raf) Read a 16bit unsigned integer from RandomAccessFile.
static long	readUInt32(byte[] b, int offset) Read a 32bit unsigned integer from a byte array.
static long	readUInt32(java.io.RandomAccessFile raf) Read a 32bit unsigned integer from RandomAccessFile.
static int	readUInt8(byte[] b, int offset) Read an 8bit unsigned integer from a byte array.
static int	readUInt8(java.io.RandomAccessFile raf) Read an 8bit unsigned integer from RandomAccessFile.
static byte[]	StringToUTF16LE(java.lang.String str, boolean zeroTerminate) String to UTF-16LE binary data Similar to str.getBytes("UTF-16LE")
static java.lang.String	UTF16LEToString(byte[] data, int offset) UTF-16LE binary data (\0000 terminated) to String
static java.lang.String	UTF16LEToString(byte[] data, int offset, int len) UTF-16LE binary data to String Same as: new String(data,offset,len*2,"UTF-16LE")
static void	writeIEEEDouble(double val, byte[] b, int offset) Write a IEEE Double to byte array.
static void	writeInt16(int val, byte[] b, int offset) Write a 16bit signed integer to byte array.
static void	writeInt16(int val, java.io.RandomAccessFile raf) Write a 16bit signed integer to RandomAccessFile.
static void	writeInt32(int val, byte[] b, int offset) Write a 32bit signed integer to byte array.
static void	writeInt32(int val, java.io.RandomAccessFile raf) Write a 32bit signed integer to RandomAccessFile.
static void	writeInt64(long val, byte[] b, int offset) Write a 64bit signed integer to byte array.
static void	writeInt8(int val, byte[] b, int offset) Write a 8bit signed integer to byte array.
static void	writeInt8(int val, java.io.RandomAccessFile raf) Write a 8bit signed integer to RandomAccessFile.
static void	writeUInt16(int val, byte[] b, int offset) Write a 16bit unsigned integer to byte array.
static void	writeUInt16(int val, java.io.RandomAccessFile raf) Write a 16bit unsigned integer to RandomAccessFile.
static void	writeUInt32(long val, byte[] b, int offset) Write a 32bit unsigned integer to byte array.
static void	writeUInt32(long val, java.io.RandomAccessFile raf) Write a 32bit unsigned integer to RandomAccessFile.
static void	writeUInt64(long val, byte[] b, int offset) Write a 64bit unsigned integer to byte array.
static void	writeUInt8(int val, byte[] b, int offset) Write a 8bit unsigned integer to byte array.
static void	writeUInt8(int val, java.io.RandomAccessFile raf) Write a 8bit unsigned integer to RandomAccessFile.

Methods inherited from class java.lang.Object

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

Field Detail

RCS_ID

public static final java.lang.String RCS_ID

See Also:

Constant Field Values

Constructor Detail

LE

public LE()

Method Detail

readInt8

public static int readInt8(byte[] b,
                           int offset)

Read an 8bit signed integer from a byte array.

readUInt8

public static int readUInt8(byte[] b,
                            int offset)

Read an 8bit unsigned integer from a byte array.

readInt8

public static int readInt8(java.io.RandomAccessFile raf)
                    throws java.io.IOException

Read an 8bit signed integer from RandomAccessFile.

Throws:

java.io.IOException

readUInt8

public static int readUInt8(java.io.RandomAccessFile raf)
                     throws java.io.IOException

Read an 8bit unsigned integer from RandomAccessFile.

Throws:

java.io.IOException

readInt16

public static int readInt16(byte[] b,
                            int offset)

Read a 16bit signed integer from a byte array.

readUInt16

public static int readUInt16(byte[] b,
                             int offset)

Read a 16bit unsigned integer from a byte array.

readInt16

public static int readInt16(java.io.RandomAccessFile raf)
                     throws java.io.IOException

Read a 16bit signed integer from RandomAccessFile.

Throws:

java.io.IOException

readUInt16

public static int readUInt16(java.io.RandomAccessFile raf)
                      throws java.io.IOException

Read a 16bit unsigned integer from RandomAccessFile.

Throws:

java.io.IOException

readInt32

public static int readInt32(byte[] b,
                            int offset)

Read a 32bit signed integer from a byte array.

readUInt32

public static long readUInt32(byte[] b,
                              int offset)

Read a 32bit unsigned integer from a byte array.

readInt32

public static int readInt32(java.io.RandomAccessFile raf)
                     throws java.io.IOException

Read a 32bit signed integer from RandomAccessFile.

Throws:

java.io.IOException

readUInt32

public static long readUInt32(java.io.RandomAccessFile raf)
                       throws java.io.IOException

Read a 32bit unsigned integer from RandomAccessFile.

Throws:

java.io.IOException

readInt64

public static long readInt64(byte[] b,
                             int offset)

Read a 64bit signed integer from a byte array.

readInt64

public static long readInt64(java.io.RandomAccessFile raf)
                      throws java.io.IOException

Read a 32bit signed integer from RandomAccessFile.

Throws:

java.io.IOException

readIEEEDouble

public static double readIEEEDouble(byte[] b,
                                    int offset)

Read a 64bit IEEE floating point (double) number from a byte array.

memset

public static void memset(int val,
                          byte[] b,
                          int start,
                          int end)

Fill the specified range of the buffer with a specified value

Parameters:

end - inclusive

memset

public static void memset(int val,
                          byte[] b)

Fill specified byte array with specified value

writeInt8

public static void writeInt8(int val,
                             byte[] b,
                             int offset)

Write a 8bit signed integer to byte array.

writeUInt8

public static void writeUInt8(int val,
                              byte[] b,
                              int offset)

Write a 8bit unsigned integer to byte array.

writeInt8

public static void writeInt8(int val,
                             java.io.RandomAccessFile raf)
                      throws java.io.IOException

Write a 8bit signed integer to RandomAccessFile.

Throws:

java.io.IOException

writeUInt8

public static void writeUInt8(int val,
                              java.io.RandomAccessFile raf)
                       throws java.io.IOException

Write a 8bit unsigned integer to RandomAccessFile.

Throws:

java.io.IOException

writeInt16

public static void writeInt16(int val,
                              byte[] b,
                              int offset)

Write a 16bit signed integer to byte array.

writeUInt16

public static void writeUInt16(int val,
                               byte[] b,
                               int offset)

Write a 16bit unsigned integer to byte array.

writeInt16

public static void writeInt16(int val,
                              java.io.RandomAccessFile raf)
                       throws java.io.IOException

Write a 16bit signed integer to RandomAccessFile.

Throws:

java.io.IOException

writeUInt16

public static void writeUInt16(int val,
                               java.io.RandomAccessFile raf)
                        throws java.io.IOException

Write a 16bit unsigned integer to RandomAccessFile.

Throws:

java.io.IOException

writeInt32

public static void writeInt32(int val,
                              byte[] b,
                              int offset)

Write a 32bit signed integer to byte array.

writeUInt32

public static void writeUInt32(long val,
                               byte[] b,
                               int offset)

Write a 32bit unsigned integer to byte array.

writeInt32

public static void writeInt32(int val,
                              java.io.RandomAccessFile raf)
                       throws java.io.IOException

Write a 32bit signed integer to RandomAccessFile.

Throws:

java.io.IOException

writeUInt32

public static void writeUInt32(long val,
                               java.io.RandomAccessFile raf)
                        throws java.io.IOException

Write a 32bit unsigned integer to RandomAccessFile.

Throws:

java.io.IOException

writeInt64

public static void writeInt64(long val,
                              byte[] b,
                              int offset)

Write a 64bit signed integer to byte array.

writeUInt64

public static void writeUInt64(long val,
                               byte[] b,
                               int offset)

Write a 64bit unsigned integer to byte array.

writeIEEEDouble

public static void writeIEEEDouble(double val,
                                   byte[] b,
                                   int offset)

Write a IEEE Double to byte array. 8 bytes will be written.

UTF16LEToString

public static java.lang.String UTF16LEToString(byte[] data,
                                               int offset,
                                               int len)

UTF-16LE binary data to String Same as: new String(data,offset,len*2,"UTF-16LE")

Parameters:

data -

offset -

len - length in character count

Returns:

UTF16LEToString

public static java.lang.String UTF16LEToString(byte[] data,
                                               int offset)

UTF-16LE binary data (\0000 terminated) to String

Parameters:

data -

offset -

len - length in character count

Returns:

StringToUTF16LE

public static byte[] StringToUTF16LE(java.lang.String str,
                                     boolean zeroTerminate)

String to UTF-16LE binary data Similar to str.getBytes("UTF-16LE")

Parameters:

str -

zeroTerminate - set true if you want to do zero(\0000) terminate

Returns: