com.prosysopc.ua.stack.utils

Class StringUtils

java.lang.Object

com.prosysopc.ua.stack.utils.StringUtils

public class StringUtils
extends Object

Utility functions for manipulating string data.

Constructor Summary

Constructors

Constructor and Description
StringUtils()

Method Summary

Modifier and Type	Method and Description
static String	addLineBreaks(String s, int lineLength) Add line breaks to the string.
static boolean	equals(String str1, String str2) Make a null safe equals comparison of strings.
static boolean	isNullOrEmpty(String string) Returns true if given string is null or String.isEmpty(), false otherwise.
static String	lineSeparator()
static String	removeLineBreaks(String string) Remove line breaks from the string.
static String	removeWhitespace(String string) Returns a string which has all whitespace characters removed from the given string.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringUtils

public StringUtils()

Method Detail

addLineBreaks

public static String addLineBreaks(String s,
                                   int lineLength)

Add line breaks to the string.

Parameters:

s - the string to convert.

lineLength - the number of characters per line. Use 0 or negative to omit the line breaks.

Returns:

a String with lineSeparator() added after every lineLength characters.

equals

public static boolean equals(String str1,
                             String str2)

Make a null safe equals comparison of strings.

Parameters:

str1 - first string

str2 - second string

Returns:

true, if strings are equal or if both are null

isNullOrEmpty

public static boolean isNullOrEmpty(String string)

Returns true if given string is null or String.isEmpty(), false otherwise.

lineSeparator

public static String lineSeparator()

Returns:

the current system lineSeparator. Equals to 'System.getProperty("line.separator")'

removeLineBreaks

public static String removeLineBreaks(String string)

Remove line breaks from the string.

Replaces all newline ("\n") and linefeed ("\r") characters in string with an empty string.

Parameters:

string - the string to convert

Returns:

the string without any line break characters.

removeWhitespace

public static String removeWhitespace(String string)

Returns a string which has all whitespace characters removed from the given string.