com.actional.util

Class StringFunc

java.lang.Object

com.actional.util.StringFunc

public class StringFunc
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	CDEND
private static java.lang.String	CDSTART
private static java.lang.String	ESCAPED_CDEND
static java.lang.String	JAVA_ENCODING_UTF16
static java.lang.String	JAVA_ENCODING_UTF8

Constructor Summary

Constructors

Modifier	Constructor and Description
private	StringFunc() Private default constructor to hide the implicitly public one

Method Summary

Modifier and Type	Method and Description
static int	find(byte[] data, byte[] val) Search for the constant byte array 'val' in 'data' and return its position.
static java.lang.String	getStringEncoding(byte[] value) Determine the java encoding for this byte[].
static java.lang.String	replace(java.lang.String s, java.lang.String sub, java.lang.String with) Replace substrings within string.
static java.lang.String	xmlEscape(java.lang.String str) Escape a string such that it is a valid XML text.
static java.lang.String	xmlUnescape(java.lang.String str) Unescape a string.

Methods inherited from class java.lang.Object

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

Field Detail

JAVA_ENCODING_UTF8

public static final java.lang.String JAVA_ENCODING_UTF8

See Also:

Constant Field Values

JAVA_ENCODING_UTF16

public static final java.lang.String JAVA_ENCODING_UTF16

See Also:

Constant Field Values

CDSTART

private static java.lang.String CDSTART

CDEND

private static java.lang.String CDEND

ESCAPED_CDEND

private static java.lang.String ESCAPED_CDEND

Constructor Detail

StringFunc

private StringFunc()

Private default constructor to hide the implicitly public one

Method Detail

getStringEncoding

public static java.lang.String getStringEncoding(byte[] value)
                                          throws java.lang.Exception

Determine the java encoding for this byte[]. This method only detects UTF-8 and UTF-16.

Parameters:

value - Byte array of request/reply message. Bytes of a UTF-8 or UTF-16 string.

Returns:

a string

Throws:

java.lang.Exception

find

public static int find(byte[] data,
                       byte[] val)

Search for the constant byte array 'val' in 'data' and return its position.

Parameters:

data - The data to look into. Can be null.

val - The val to look for.

Returns:

The position of const in data. -1 If not found.

replace

public static java.lang.String replace(java.lang.String s,
                                       java.lang.String sub,
                                       java.lang.String with)

Replace substrings within string.

Parameters:

s - String to search.

sub - String to search for.

with - String to replace occurances of sub with.

xmlEscape

public static java.lang.String xmlEscape(java.lang.String str)

Escape a string such that it is a valid XML text.

Parameters:

str - Sstring to XML escape

Returns:

Escaped string

xmlUnescape

public static java.lang.String xmlUnescape(java.lang.String str)
                                    throws java.lang.IllegalArgumentException

Unescape a string. This method will only unescape a string if it was encoded using xmlEscape(String).

Parameters:

str - String to XML unescape.

Returns:

Unescaped XML string.

Throws:

java.lang.IllegalArgumentException