com.amazonaws.services.simpleworkflow.flow
Class DataConverter

java.lang.Object
  com.amazonaws.services.simpleworkflow.flow.DataConverter

Direct Known Subclasses:

JsonDataConverter, NullDataConverter

public abstract class DataConverter
extends java.lang.Object

Used by the framework to serialize/deserialize method parameters that need to be sent over the wire.

Constructor Summary

DataConverter()

Method Summary

abstract <T> T	fromData(java.lang.String content, java.lang.Class<T> valueType) Implements conversion of the single value.
abstract java.lang.String	toData(java.lang.Object value) Implements conversion of the single value.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataConverter

public DataConverter()

Method Detail

toData

public abstract java.lang.String toData(java.lang.Object value)
                                 throws DataConverterException

Implements conversion of the single value.

Parameters:

value - Java value to convert to String.

Returns:

converted value

Throws:

DataConverterException - if conversion of the value passed as parameter failed for any reason.

fromData

public abstract <T> T fromData(java.lang.String content,
                               java.lang.Class<T> valueType)
                    throws DataConverterException

Implements conversion of the single value.

Parameters:

data - Simple Workflow Data value to convert to a Java object.

Returns:

converted Java object

Throws:

DataConverterException - if conversion of the data passed as parameter failed for any reason.