Class ConversionHelper

java.lang.Object

de.s42.base.conversion.ConversionHelper

public final class ConversionHelper
extends Object

Author:

Benjamin Schiller

Field Summary

Fields

Modifier and Type	Field	Description
private static final Map<Class, Map<Class, Function<?,?>>>	converters
static final DateFormat	DATE_FORMAT
private static final char[]	HEX_ARRAY

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ConversionHelper()

Method Summary

Modifier and Type	Method	Description
static <SourceType, TargetType> void	addConverter(Class<SourceType> sourceClass, Class<TargetType> targetClass, Function<SourceType, TargetType> converter)
static String	bytesToHex(byte[] bytes)
static boolean	canConvert(Class sourceClass, Class targetClass)
static <ReturnType> ReturnType	convert(Object value, Class<? extends ReturnType> targetClass)
static <ReturnType> ReturnType	convert(Object value, Class<? extends ReturnType> targetClass, ReturnType defaultValue)
static <ReturnType> ReturnType[]	convertArray(Object[] values, Class<? extends ReturnType> targetClass)
static <ReturnType> ReturnType[]	convertArray(ReturnType[] values, Class<? extends ReturnType>[] targetClasses)
static <ReturnType> List<ReturnType>	convertList(Object[] values, Class<? extends ReturnType> targetClass)
static <ReturnType> List<ReturnType>	convertList(List values, Class<? extends ReturnType> targetClass)
static <ReturnType> Set<ReturnType>	convertSet(Object[] values, Class<? extends ReturnType> targetClass)
static Class<?>	unwrapPrimitives(Class<?> clazz)
static Class<?>	wrapPrimitives(Class<?> clazz)

Methods inherited from class java.lang.Object

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

Field Details

converters

private static final Map<Class, Map<Class, Function<?,?>>> converters

HEX_ARRAY

private static final char[] HEX_ARRAY

DATE_FORMAT

public static final DateFormat DATE_FORMAT

Constructor Details

ConversionHelper

private ConversionHelper()

Method Details

wrapPrimitives

public static Class<?> wrapPrimitives(Class<?> clazz)

unwrapPrimitives

public static Class<?> unwrapPrimitives(Class<?> clazz)

bytesToHex

public static String bytesToHex(byte[] bytes)

addConverter

public static <SourceType, TargetType> void addConverter(Class<SourceType> sourceClass,
 Class<TargetType> targetClass,
 Function<SourceType, TargetType> converter)
                                                  throws RuntimeException

Throws:

RuntimeException

convert

public static <ReturnType> ReturnType convert(Object value,
 Class<? extends ReturnType> targetClass,
 ReturnType defaultValue)
                                       throws RuntimeException

Throws:

RuntimeException

convert

public static <ReturnType> ReturnType convert(Object value,
 Class<? extends ReturnType> targetClass)
                                       throws RuntimeException

Throws:

RuntimeException

convertArray

public static <ReturnType> ReturnType[] convertArray(Object[] values,
 Class<? extends ReturnType> targetClass)
                                              throws RuntimeException

Throws:

RuntimeException

convertList

public static <ReturnType> List<ReturnType> convertList(Object[] values,
 Class<? extends ReturnType> targetClass)
                                                 throws RuntimeException

Throws:

RuntimeException

convertList

public static <ReturnType> List<ReturnType> convertList(List values,
 Class<? extends ReturnType> targetClass)
                                                 throws RuntimeException

Throws:

RuntimeException

convertSet

public static <ReturnType> Set<ReturnType> convertSet(Object[] values,
 Class<? extends ReturnType> targetClass)
                                               throws RuntimeException

Throws:

RuntimeException

convertArray

public static <ReturnType> ReturnType[] convertArray(ReturnType[] values,
 Class<? extends ReturnType>[] targetClasses)
                                              throws RuntimeException

Throws:

RuntimeException

canConvert

public static boolean canConvert(Class sourceClass,
 Class targetClass)