Package org.cyclos.utils.coercion

Class CoercionHelper

java.lang.Object

org.cyclos.utils.coercion.CoercionHelper

public class CoercionHelper
extends Object

Helper for converting values

Constructor Summary

Constructors

Constructor	Description
CoercionHelper()

Method Summary

Modifier and Type	Method	Description
static <T> T	coerce(Class<T> type, Object value)	Coerces the given value to the given type
static <T> List<T>	coerceList(Class<T> elementType, Object value)	Coerces a value collection to a list of the given type
static <K,V> Map<K,V>	coerceMap(Class<K> keyType, Class<V> valueType, Object value)	Coerces a value Map to a list of the given type
static <T> Page<T>	coercePage(Class<T> elementType, Object object)	Converts the given object into a Page
static <T> Set<T>	coerceSet(Class<T> elementType, Object value)	Coerces a value collection to a set of the given type
static boolean	isCollection(String name)	Returns whether the given class name represents a generic collection
static boolean	isList(String name)	Returns whether the given class name represents a List
static boolean	isSet(String name)	Returns whether the given class name represents a Set
static Iterator<?>	toIterator(Object value)	Returns an iterator for the given value
static boolean	understands(Class<?> type)	Checks whether the given type have a registered coercer
static Class<?>	wrapperClass(Class<?> primitiveClass)	Returns the wrapper class of a given primitive class, or null if not a primitive class

Methods inherited from class java.lang.Object

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

Constructor Detail

CoercionHelper

public CoercionHelper()

Method Detail

coerce

public static <T> T coerce(Class<T> type,
                           Object value)
                    throws CoercionException

Coerces the given value to the given type

Throws:

CoercionException

coerceList

public static <T> List<T> coerceList(Class<T> elementType,
                                     Object value)

Coerces a value collection to a list of the given type

coerceMap

public static <K,V> Map<K,V> coerceMap(Class<K> keyType,
                                                   Class<V> valueType,
                                                   Object value)

Coerces a value Map to a list of the given type

coercePage

public static <T> Page<T> coercePage(Class<T> elementType,
                                     Object object)

Converts the given object into a Page

coerceSet

public static <T> Set<T> coerceSet(Class<T> elementType,
                                   Object value)

Coerces a value collection to a set of the given type

isCollection

public static boolean isCollection(String name)

Returns whether the given class name represents a generic collection

isList

public static boolean isList(String name)

Returns whether the given class name represents a List

isSet

public static boolean isSet(String name)

Returns whether the given class name represents a Set

toIterator

public static Iterator<?> toIterator(Object value)

Returns an iterator for the given value

understands

public static boolean understands(Class<?> type)

Checks whether the given type have a registered coercer

wrapperClass

public static Class<?> wrapperClass(Class<?> primitiveClass)

Returns the wrapper class of a given primitive class, or null if not a primitive class