sf.util

Class Utility

java.lang.Object

sf.util.Utility

@UtilityMarker
public final class Utility
extends Object

Utility methods.

Author:

Sualeh Fatehi

Field Summary

Fields

Modifier and Type	Field and Description
static Predicate<String>	filterOutBlank

Method Summary

Modifier and Type	Method and Description
static String	commonPrefix(String string1, String string2)
static boolean	containsWhitespace(CharSequence text) Checks if the text contains whitespace.
static String	convertForComparison(String text)
static <E extends Enum<E>> E	enumValue(String value, E defaultValue)
static <E extends Enum<E> & IdentifiedEnum> E	enumValueFromId(int value, E defaultValue)
static boolean	isBlank(CharSequence text) Checks if the text is null or empty.
static boolean	isIntegral(CharSequence text) Checks if the text contains an integer only.
static boolean	isLowerCase(String text) Checks if the text is all lowercase.
static String	join(Collection<String> collection, String separator)
static String	join(Map<String,String> map, String separator)
static String	join(String[] collection, String separator)
static void	setApplicationLogLevel(Level logLevel) Sets the application-wide log level.

Methods inherited from class java.lang.Object

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

Field Detail

filterOutBlank

public static final Predicate<String> filterOutBlank

Method Detail

commonPrefix

public static String commonPrefix(String string1,
                                  String string2)

containsWhitespace

public static boolean containsWhitespace(CharSequence text)

Checks if the text contains whitespace.

Parameters:

text - Text to check.

Returns:

Whether the string contains whitespace.

convertForComparison

public static String convertForComparison(String text)

enumValue

public static <E extends Enum<E>> E enumValue(String value,
                                              E defaultValue)

enumValueFromId

public static <E extends Enum<E> & IdentifiedEnum> E enumValueFromId(int value,
                                                                     E defaultValue)

isBlank

public static boolean isBlank(CharSequence text)

Checks if the text is null or empty.

Parameters:

text - Text to check.

Returns:

Whether the string is blank.

isIntegral

public static boolean isIntegral(CharSequence text)

Checks if the text contains an integer only.

Parameters:

text - Text to check.

Returns:

Whether the string is an integer.

isLowerCase

public static boolean isLowerCase(String text)

Checks if the text is all lowercase.

Parameters:

text - Text to check.

Returns:

Whether the string is all lowercase.

join

public static String join(Collection<String> collection,
                          String separator)

join

public static String join(Map<String,String> map,
                          String separator)

join

public static String join(String[] collection,
                          String separator)

setApplicationLogLevel

public static void setApplicationLogLevel(Level logLevel)

Sets the application-wide log level.

Parameters:

logLevel - Log level to set