com.asakusafw.runtime.directio

Class DataFilter<T>

java.lang.Object

com.asakusafw.runtime.directio.DataFilter<T>

Type Parameters:

T - the target data model type

public abstract class DataFilter<T>
extends Object

An abstract super class of filter for Direct I/O file inputs. Clients should not use framework APIs in this sub-classes. To use batch arguments, please implement initialize(Context) and obtain them from the context object.

Since:

0.7.3

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DataFilter.Context Context object for DataFilter.

Constructor Summary

Constructors

Constructor and Description
DataFilter()

Method Summary

Modifier and Type	Method and Description
boolean	acceptsData(T data) Returns whether this filter accepts the target data or not.
boolean	acceptsPath(String path) Returns whether this filter accepts the target file or not.
void	initialize(DataFilter.Context context) Initializes this object.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataFilter

public DataFilter()

Method Detail

initialize

public void initialize(DataFilter.Context context)

Initializes this object.

Parameters:

context - the current context

acceptsPath

public boolean acceptsPath(String path)

Returns whether this filter accepts the target file or not.

Parameters:

path - the target file path

Returns:

true to accepts the target file, otherwise false

acceptsData

public boolean acceptsData(T data)

Returns whether this filter accepts the target data or not.

Parameters:

data - the target data

Returns:

true to accepts the target data, otherwise false