org.apache.commons.beanutils.converters
Class ClassConverter

java.lang.Object
  |
  +--org.apache.commons.beanutils.converters.AbstractConverter
        |
        +--org.apache.commons.beanutils.converters.ClassConverter

All Implemented Interfaces:

Converter

public final class ClassConverter

extends AbstractConverter

Converter implementaion that handles conversion to and from java.lang.Class objects.

The class will be loaded from the thread context class loader (if it exists); otherwise the class loader that loaded this class will be used.

Can be configured to either return a default value or throw a ConversionException if a conversion error occurs.

Since:

1.4

Version:

$Revision: 555845 $ $Date: 2007-07-13 03:52:05 +0100 (Fri, 13 Jul 2007) $

Author:

Tomas Viberg

Constructor Summary

ClassConverter()
Construct a java.lang.Class Converter that throws a ConversionException if an error occurs.

ClassConverter(java.lang.Object defaultValue)
Construct a java.lang.Class Converter that returns a default value if an error occurs.

Method Summary

protected java.lang.String	convertToString(java.lang.Object value) Convert a java.lang.Class or object into a String.
protected java.lang.Object	convertToType(java.lang.Class type, java.lang.Object value) Convert the input object into a java.lang.Class.

Methods inherited from class org.apache.commons.beanutils.converters.AbstractConverter

convert, convertArray, getDefault, getDefaultType, handleError, handleMissing, isUseDefault, setDefaultValue, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassConverter

public ClassConverter()

Construct a java.lang.Class Converter that throws a ConversionException if an error occurs.

ClassConverter

public ClassConverter(java.lang.Object defaultValue)

Construct a java.lang.Class Converter that returns a default value if an error occurs.

Parameters:

defaultValue - The default value to be returned if the value to be converted is missing or an error occurs converting the value.

Method Detail

convertToString

protected java.lang.String convertToString(java.lang.Object value)

Convert a java.lang.Class or object into a String.

Overrides:

convertToString in class AbstractConverter

Parameters:

value - The input value to be converted

Returns:

the converted String value.

convertToType

protected java.lang.Object convertToType(java.lang.Class type,
                                         java.lang.Object value)
                                  throws java.lang.Throwable

Convert the input object into a java.lang.Class.

Overrides:

convertToType in class AbstractConverter

Parameters:

type - Data type to which this value should be converted.

value - The input value to be converted.

Returns:

The converted value.

Throws:

java.lang.Throwable - if an error occurs converting to the specified type