global
Class Convert

java.lang.Object
  global.Convert

public class Convert

extends java.lang.Object

Constructor Summary

Convert()

Method Summary

static char	getCharValue(int position, byte[] data) reads 2 bytes from the given byte array at the specified position convert it to a character
static float	getFloValue(int position, byte[] data) read 4 bytes from given byte array at the specified position convert it to a float value
static int	getIntValue(int position, byte[] data) read 4 bytes from given byte array at the specified position convert it to an integer
static short	getShortValue(int position, byte[] data) read 2 bytes from given byte array at the specified position convert it to a short integer
static java.lang.String	getStrValue(int position, byte[] data, int length) reads a string that has been encoded using a modified UTF-8 format from the given byte array at the specified position
static void	setCharValue(char value, int position, byte[] data) Update a character in the given byte array at the specified position.
static void	setFloValue(float value, int position, byte[] data) update a float value in the given byte array at the specified position
static void	setIntValue(int value, int position, byte[] data) update an integer value in the given byte array at the specified position
static void	setShortValue(short value, int position, byte[] data) update a short integer in the given byte array at the specified position
static void	setStrValue(java.lang.String value, int position, byte[] data) Insert or update a string in the given byte array at the specified position.

Methods inherited from class java.lang.Object

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

Constructor Detail

Convert

public Convert()

Method Detail

getIntValue

public static int getIntValue(int position,
                              byte[] data)
                       throws java.io.IOException

read 4 bytes from given byte array at the specified position convert it to an integer

Parameters:

data - a byte array

position - in data[]

Returns:

the integer

Throws:

java.io.IOException - I/O errors

getFloValue

public static float getFloValue(int position,
                                byte[] data)
                         throws java.io.IOException

read 4 bytes from given byte array at the specified position convert it to a float value

Parameters:

data - a byte array

position - in data[]

Returns:

the float value

Throws:

java.io.IOException - I/O errors

getShortValue

public static short getShortValue(int position,
                                  byte[] data)
                           throws java.io.IOException

read 2 bytes from given byte array at the specified position convert it to a short integer

Parameters:

data - a byte array

position - the position in data[]

Returns:

the short integer

Throws:

java.io.IOException - I/O errors

getStrValue

public static java.lang.String getStrValue(int position,
                                           byte[] data,
                                           int length)
                                    throws java.io.IOException

reads a string that has been encoded using a modified UTF-8 format from the given byte array at the specified position

Parameters:

data - a byte array

position - the position in data[]

length - the length of the string in bytes (=strlength +2)

Returns:

the string

Throws:

java.io.IOException - I/O errors

getCharValue

public static char getCharValue(int position,
                                byte[] data)
                         throws java.io.IOException

reads 2 bytes from the given byte array at the specified position convert it to a character

Parameters:

data - a byte array

position - the position in data[]

Returns:

the character

Throws:

java.io.IOException - I/O errors

setIntValue

public static void setIntValue(int value,
                               int position,
                               byte[] data)
                        throws java.io.IOException

update an integer value in the given byte array at the specified position

Parameters:

data - a byte array

value - the value to be copied into the data[]

position - the position of tht value in data[]

Throws:

java.io.IOException - I/O errors

setFloValue

public static void setFloValue(float value,
                               int position,
                               byte[] data)
                        throws java.io.IOException

update a float value in the given byte array at the specified position

Parameters:

data - a byte array

value - the value to be copied into the data[]

position - the position of tht value in data[]

Throws:

java.io.IOException - I/O errors

setShortValue

public static void setShortValue(short value,
                                 int position,
                                 byte[] data)
                          throws java.io.IOException

update a short integer in the given byte array at the specified position

Parameters:

data - a byte array

value - the value to be copied into data[]

position - the position of tht value in data[]

Throws:

java.io.IOException - I/O errors

setStrValue

public static void setStrValue(java.lang.String value,
                               int position,
                               byte[] data)
                        throws java.io.IOException

Insert or update a string in the given byte array at the specified position.

Parameters:

data - a byte array

value - the value to be copied into data[]

position - the position of tht value in data[]

Throws:

java.io.IOException - I/O errors

setCharValue

public static void setCharValue(char value,
                                int position,
                                byte[] data)
                         throws java.io.IOException

Update a character in the given byte array at the specified position.

Parameters:

data - a byte array

value - the value to be copied into data[]

position - the position of tht value in data[]

Throws:

java.io.IOException - I/O errors