org.apache.metamodel.convert

Class ConvertedDataSetInterceptor

java.lang.Object

org.apache.metamodel.convert.ConvertedDataSetInterceptor

All Implemented Interfaces:

HasReadTypeConverters, DataSetInterceptor, Interceptor<DataSet>

public class ConvertedDataSetInterceptor
extends Object
implements DataSetInterceptor, HasReadTypeConverters

A DataSetInterceptor used for intercepting values in DataSets that need to be converted, according to a set of TypeConverters.

See Also:

TypeConverter, Converters

Constructor Summary

Constructors

Constructor and Description
ConvertedDataSetInterceptor()
ConvertedDataSetInterceptor(Map<Column,TypeConverter<?,?>> converters)

Method Summary

Modifier and Type	Method and Description
void	addConverter(Column column, TypeConverter<?,?> converter)
protected Map<Column,TypeConverter<?,?>>	getConverters(DataSet dataSet)
DataSet	intercept(DataSet dataSet) Interception method invoked by MetaModel when the intercepted object is being activated.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConvertedDataSetInterceptor

public ConvertedDataSetInterceptor()

ConvertedDataSetInterceptor

public ConvertedDataSetInterceptor(Map<Column,TypeConverter<?,?>> converters)

Method Detail

addConverter

public void addConverter(Column column,
                         TypeConverter<?,?> converter)

Specified by:

addConverter in interface HasReadTypeConverters

getConverters

protected Map<Column,TypeConverter<?,?>> getConverters(DataSet dataSet)

intercept

public final DataSet intercept(DataSet dataSet)

Description copied from interface: Interceptor

Interception method invoked by MetaModel when the intercepted object is being activated.

Specified by:

intercept in interface Interceptor<DataSet>

Parameters:

dataSet - the intercepted object

Returns:

the intercepted object, or a modification of this if the object is to be replaced by the interceptor. The returned object must not be null.