org.apache.aries.blueprint.container
Class AggregateConverter
java.lang.Object
org.apache.aries.blueprint.container.AggregateConverter
- All Implemented Interfaces:
- Converter
public class AggregateConverter
- extends java.lang.Object
- implements Converter
Implementation of the Converter.
This object contains all the registered Converters which can be registered
by using registerConverter(Converter)
and unregistered using unregisterConverter(Converter)
.
Each BlueprintContainer
has its own AggregateConverter
used to register converters defined by the related blueprint bundle.
- Version:
- $Rev: 990789 $, $Date: 2010-08-30 13:42:03 +0100 (Mon, 30 Aug 2010) $
Nested Class Summary |
static interface |
AggregateConverter.Convertible
Objects implementing this interface will bypass the default conversion rules
and be called directly to transform into the expected type. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
AggregateConverter
public AggregateConverter(ExtendedBlueprintContainer blueprintContainer)
registerConverter
public void registerConverter(Converter converter)
unregisterConverter
public void unregisterConverter(Converter converter)
canConvert
public boolean canConvert(java.lang.Object fromValue,
ReifiedType toType)
- Description copied from interface:
Converter
- Return if this converter is able to convert the specified object to the
specified type.
- Specified by:
canConvert
in interface Converter
- Parameters:
fromValue
- The source object s
to convert.toType
- The target type T
.
- Returns:
true
if the conversion is possible,
false
otherwise.
convert
public java.lang.Object convert(java.lang.Object fromValue,
ReifiedType type)
throws java.lang.Exception
- Description copied from interface:
Converter
- Convert the specified object to an instance of the specified type.
- Specified by:
convert
in interface Converter
- Parameters:
fromValue
- The source object s
to convert.type
- The target type T
.
- Returns:
- An instance with a type that is assignable from targetType's raw
class
- Throws:
java.lang.Exception
- If the conversion cannot succeed. This exception should
not be thrown when the canConvert
method has
returned true
.
convertToNumber
public java.lang.Object convertToNumber(java.lang.Number value,
java.lang.Class toType)
throws java.lang.Exception
- Throws:
java.lang.Exception
convertFromString
public java.lang.Object convertFromString(java.lang.String value,
java.lang.Class toType,
java.lang.Object loader)
throws java.lang.Exception
- Throws:
java.lang.Exception
isAssignable
public static boolean isAssignable(java.lang.Object source,
ReifiedType target)
convert
public java.lang.Object convert(java.lang.Object source,
java.lang.reflect.Type target)
throws java.lang.Exception
- Throws:
java.lang.Exception
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