org.attribyte.util

Class StringUtil

java.lang.Object

org.attribyte.util.StringUtil

public class StringUtil
extends java.lang.Object

Convenience methods for string operations.

Author:

Matt Hamer - Attribyte, LLC.

Constructor Summary

Constructors

Constructor and Description
StringUtil()

Method Summary

Modifier and Type	Method and Description
static boolean	equals(java.lang.String str1, java.lang.String str2) A string equals that allows null values and treats them as equivalent to empty strings.
static boolean	hasContent(java.lang.String str) Deprecated. Use Guava.
static java.lang.String	normalizeUnicode(java.lang.String str) Normalize a string potentially containing Unicode to NFC form.
static boolean	parseBoolean(java.lang.String bStr, boolean defaultValue) Parse a boolean.
static double	parseDouble(java.lang.String doubleStr, float defaultValue) Parse a double.
static float	parseFloat(java.lang.String floatStr, float defaultValue) Parse a float.
static int	parseInt(java.lang.String intStr, int defaultValue) Parse an integer.
static long	parseLong(java.lang.String intStr, long defaultValue) Parse a long.
static java.lang.String	randomString(int numChars) Gets a string of random characters.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringUtil

public StringUtil()

Method Detail

hasContent

public static final boolean hasContent(java.lang.String str)

Deprecated. Use Guava.

Determines if a string is non-null, non-empty.

Parameters:

str - The string.

Returns:

Does the string have content?

randomString

public static final java.lang.String randomString(int numChars)

Gets a string of random characters.

Parameters:

numChars - The maximum number of characters.

Returns:

The random string.

equals

public static boolean equals(java.lang.String str1,
                             java.lang.String str2)

A string equals that allows null values and treats them as equivalent to empty strings.

Parameters:

str1 - The first string.

str2 - The second string.

Returns:

Are the strings equal?

normalizeUnicode

public static final java.lang.String normalizeUnicode(java.lang.String str)

Normalize a string potentially containing Unicode to NFC form.

Parameters:

str - The input string.

Returns:

The normalized string.

parseInt

public static final int parseInt(java.lang.String intStr,
                                 int defaultValue)

Parse an integer.

Parameters:

intStr - The string to parse.

defaultValue - The value to return if the input is null, empty, or not an integer.

Returns:

The int value.

parseLong

public static final long parseLong(java.lang.String intStr,
                                   long defaultValue)

Parse a long.

Parameters:

intStr - The string to parse.

defaultValue - The value to return if the input is null, empty, or not an integer.

Returns:

The long value.

parseBoolean

public static final boolean parseBoolean(java.lang.String bStr,
                                         boolean defaultValue)

Parse a boolean.

Case-insensitive. Strings other than 'true' return false.

Parameters:

bStr - The string to parse.

defaultValue - The value to return if the input is null, empty, or not a boolean.

Returns:

The boolean value.

parseFloat

public static final float parseFloat(java.lang.String floatStr,
                                     float defaultValue)

Parse a float.

Parameters:

floatStr - The string to parse.

defaultValue - The value to return if the input is null, empty, or not a floating point value.

Returns:

The float value.

parseDouble

public static final double parseDouble(java.lang.String doubleStr,
                                       float defaultValue)

Parse a double.

Parameters:

doubleStr - The string to parse.

defaultValue - The value to return if the input is null, empty, or not a floating point value.

Returns:

The double value.