org.mvel2
Interface ConversionHandler

All Known Subinterfaces:

Unit

All Known Implementing Classes:

ArrayCH, BigDecimalCH, BigIntegerCH, BooleanCH, ByteCH, CharArrayCH, CharCH, DoubleCH, FloatCH, IntArrayCH, IntegerCH, ListCH, LongCH, ObjectCH, PrimArrayHandler, PrimIntArrayCH, SetCH, ShortCH, StringArrayCH, StringCH, UnitConversion

public interface ConversionHandler

The conversion handler interface defines the basic interface for implementing conversion handlers in MVEL.

See Also:

DataConversion

Method Summary

boolean	canConvertFrom(java.lang.Class cls) This method is used to indicate to the runtime whehter or not the handler knows how to convert from the specified type.
java.lang.Object	convertFrom(java.lang.Object in) Converts the passed argument to the type represented by the handler.

Method Detail

convertFrom

java.lang.Object convertFrom(java.lang.Object in)

Converts the passed argument to the type represented by the handler.

Parameters:

in - - the input type

Returns:

- the converted type

canConvertFrom

boolean canConvertFrom(java.lang.Class cls)

This method is used to indicate to the runtime whehter or not the handler knows how to convert from the specified type.

Parameters:

cls - - the source type

Returns:

- true if the converter supports converting from the specified type.