org.springframework.core.convert.support
Class ObjectToCollectionConverter

java.lang.Object
  org.springframework.core.convert.support.ObjectToCollectionConverter

All Implemented Interfaces:

ConditionalGenericConverter, GenericConverter

final class ObjectToCollectionConverter
extends java.lang.Object
implements ConditionalGenericConverter

Converts an Object to a single-element Collection containing the Object. Will convert the Object to the target Collection's parameterized type if necessary.

Since:

3.0

Author:

Keith Donald, Juergen Hoeller

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.core.convert.converter.GenericConverter

GenericConverter.ConvertiblePair

Field Summary

private ConversionService

conversionService

Constructor Summary

ObjectToCollectionConverter(ConversionService conversionService)

Method Summary

java.lang.Object	convert(java.lang.Object source, TypeDescriptor sourceType, TypeDescriptor targetType) Convert the source to the targetType described by the TypeDescriptor.
java.util.Set<GenericConverter.ConvertiblePair>	getConvertibleTypes() Return the source and target types which this converter can convert between.
boolean	matches(TypeDescriptor sourceType, TypeDescriptor targetType) Should the converter from sourceType to targetType currently under consideration be selected?

Methods inherited from class java.lang.Object

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

Field Detail

conversionService

private final ConversionService conversionService

Constructor Detail

ObjectToCollectionConverter

public ObjectToCollectionConverter(ConversionService conversionService)

Method Detail

getConvertibleTypes

public java.util.Set<GenericConverter.ConvertiblePair> getConvertibleTypes()

Description copied from interface: GenericConverter

Return the source and target types which this converter can convert between.

Each entry is a convertible source-to-target type pair.

Specified by:

getConvertibleTypes in interface GenericConverter

matches

public boolean matches(TypeDescriptor sourceType,
                       TypeDescriptor targetType)

Description copied from interface: ConditionalGenericConverter

Should the converter from sourceType to targetType currently under consideration be selected?

Specified by:

matches in interface ConditionalGenericConverter

Parameters:

sourceType - the type descriptor of the field we are converting from

targetType - the type descriptor of the field we are converting to

Returns:

true if conversion should be performed, false otherwise

convert

public java.lang.Object convert(java.lang.Object source,
                                TypeDescriptor sourceType,
                                TypeDescriptor targetType)

Description copied from interface: GenericConverter

Convert the source to the targetType described by the TypeDescriptor.

Specified by:

convert in interface GenericConverter

Parameters:

source - the source object to convert (may be null)

sourceType - the type descriptor of the field we are converting from

targetType - the type descriptor of the field we are converting to

Returns:

the converted object