com.informix.util

Class stringUtil

java.lang.Object

com.informix.util.stringUtil

public class stringUtil
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DEFAULT_ENCODING

Constructor Summary

Constructors

Constructor and Description
stringUtil()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	fixLength(java.lang.String x, int len, char pad)
static byte[]	fromHexString(java.lang.String str) fromHexString(String str) throws NumberFormatException Converts a String consisting only of hexadecimal (base 16) digits to a byte array.
static byte[]	getBytes(java.lang.String str, IfxConnection conn)
static byte[]	getBytes(java.lang.String str, java.lang.String encoding)
static java.lang.String	getString(byte[] encoded, int offset, int length, java.lang.String encoding)
static java.lang.String	getString(byte[] encoded, java.lang.String encoding)
static boolean	isANum(java.lang.String s) Support function that checks to see if a given string is a valid integer.
static java.lang.String	replaceEscapeCharacters(java.lang.String escapeString)
static int	stringToInt(java.lang.String str) Convert a string to int, return the int.
static java.lang.String	toHexString(byte[] byteBuf) toHexString(byte[] buf) Converts a byte array to a hexadecimal (base 16) character string representation.
static java.lang.String	trimTrailings(java.lang.String s)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_ENCODING

public static final java.lang.String DEFAULT_ENCODING

See Also:

Constant Field Values

Constructor Detail

stringUtil

public stringUtil()

Method Detail

stringToInt

public static int stringToInt(java.lang.String str)

Convert a string to int, return the int. Return 0 if any problems occur

Parameters:

a - string representation of a number

Returns:

an int

toHexString

public static java.lang.String toHexString(byte[] byteBuf)

toHexString(byte[] buf) Converts a byte array to a hexadecimal (base 16) character string representation.

Parameters:

byteBuf - - a byte array

Returns:

the string representation of the byte[] parameter in hexadecimal (base 16).

fromHexString

public static byte[] fromHexString(java.lang.String str)
                            throws java.lang.NumberFormatException

fromHexString(String str) throws NumberFormatException Converts a String consisting only of hexadecimal (base 16) digits to a byte array.

Parameters:

str - - a String containing only hexadecimal digits

Returns:

the byte[] represented by this String.

Throws:

java.lang.NumberFormatException

isANum

public static boolean isANum(java.lang.String s)

Support function that checks to see if a given string is a valid integer. This is used to verify that individual fields of the ip address and port number are valid numbers.

Parameters:

s - - string representation of a number connect open.

Returns:

true/false

fixLength

public static java.lang.String fixLength(java.lang.String x,
                                         int len,
                                         char pad)

trimTrailings

public static java.lang.String trimTrailings(java.lang.String s)

getString

public static java.lang.String getString(byte[] encoded,
                                         java.lang.String encoding)
                                  throws java.io.IOException

Throws:

java.io.IOException

getString

public static java.lang.String getString(byte[] encoded,
                                         int offset,
                                         int length,
                                         java.lang.String encoding)
                                  throws java.io.IOException

Throws:

java.io.IOException

getBytes

public static byte[] getBytes(java.lang.String str,
                              java.lang.String encoding)
                       throws java.io.IOException

Throws:

java.io.IOException

getBytes

public static byte[] getBytes(java.lang.String str,
                              IfxConnection conn)
                       throws java.io.IOException

Throws:

java.io.IOException

replaceEscapeCharacters

public static java.lang.String replaceEscapeCharacters(java.lang.String escapeString)