org.cyclos.utils

Class CoercionHelper

java.lang.Object

org.cyclos.utils.CoercionHelper

public class CoercionHelper
extends java.lang.Object

Helper for converting values

Author:

luis

Constructor Summary

Constructors

Constructor and Description
CoercionHelper()

Method Summary

Modifier and Type	Method and Description
static <T> T	coerce(java.lang.Class<T> type, java.lang.Object value) Coerces the given value to the given type
static <T> java.util.List<T>	coerceList(java.lang.Class<T> elementType, java.lang.Object value) Coerces a value collection to a list of the given type
static <K,V> java.util.Map<K,V>	coerceMap(java.lang.Class<K> keyType, java.lang.Class<V> valueType, java.lang.Object value) Coerces a value Map to a list of the given type
static <T> Page<T>	coercePage(java.lang.Class<T> elementType, java.lang.Object object) Converts the given object into a Page
static <T> java.util.Set<T>	coerceSet(java.lang.Class<T> elementType, java.lang.Object value) Coerces a value collection to a set of the given type
static boolean	isCollection(java.lang.String name) Returns whether the given class name represents a generic collection
static boolean	isList(java.lang.String name) Returns whether the given class name represents a List
static boolean	isSet(java.lang.String name) Returns whether the given class name represents a Set
static java.util.Iterator<?>	toIterator(java.lang.Object value) Returns an iterator for the given value
static boolean	understands(java.lang.Class<?> type) Checks whether the given type have a registered coercer
static java.lang.Class<?>	wrapperClass(java.lang.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(java.lang.Class<T> type,
                           java.lang.Object value)
                    throws CoercionException

Coerces the given value to the given type

Throws:

CoercionException

coerceList

public static <T> java.util.List<T> coerceList(java.lang.Class<T> elementType,
                                               java.lang.Object value)

Coerces a value collection to a list of the given type

coerceMap

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

Coerces a value Map to a list of the given type

coercePage

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

Converts the given object into a Page

coerceSet

public static <T> java.util.Set<T> coerceSet(java.lang.Class<T> elementType,
                                             java.lang.Object value)

Coerces a value collection to a set of the given type

isCollection

public static boolean isCollection(java.lang.String name)

Returns whether the given class name represents a generic collection

isList

public static boolean isList(java.lang.String name)

Returns whether the given class name represents a List

isSet

public static boolean isSet(java.lang.String name)

Returns whether the given class name represents a Set

toIterator

public static java.util.Iterator<?> toIterator(java.lang.Object value)

Returns an iterator for the given value

understands

public static boolean understands(java.lang.Class<?> type)

Checks whether the given type have a registered coercer

wrapperClass

public static java.lang.Class<?> wrapperClass(java.lang.Class<?> primitiveClass)

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