org.beangle.commons.transfer.exporter

Class AbstractItemExporter

java.lang.Object

org.beangle.commons.transfer.exporter.AbstractItemExporter

All Implemented Interfaces:

Exporter, Transfer

Direct Known Subclasses:

MultiEntityExporter, SimpleItemExporter

public abstract class AbstractItemExporter
extends Object
implements Exporter

Abstract AbstractItemExporter class.

Version:

$Id: $

Author:

chaostone

Field Summary

Fields

Modifier and Type	Field and Description
protected Context	context 转换上下文
protected Collection<?>	datas 转换的数据集
protected int	fail 失败记录数
protected int	index 下一个要输出的位置
protected Iterator<?>	iter
protected Vector<TransferListener>	listeners 监听器列表
protected static org.slf4j.Logger	logger Constant logger
protected int	success 成功记录数
protected TransferResult	transferResult 转换结果
protected ItemWriter	writer 数据读取对象

Constructor Summary

Constructors

Constructor and Description
AbstractItemExporter()

Method Summary

Modifier and Type	Method and Description
Transfer	addListener(TransferListener listener) 添加转换监听器
protected boolean	beforeExport() 导出准备和检查。
Object	getCurrent() Getter for the field current.
String	getDataName() getDataName.
int	getFail() Getter for the field fail.
TransferFormat	getFormat() getFormat.
Locale	getLocale() getLocale.
int	getSuccess() Getter for the field success.
int	getTranferIndex() getTranferIndex.
ItemWriter	getWriter() Getter for the field writer.
boolean	hasNext() hasNext.
protected void	next() next.
void	setContext(Context context) setContext.
void	setWriter(Writer writer) setWriter.
void	transfer(TransferResult tr) 启动转换
void	transferItem() transferItem.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static final org.slf4j.Logger logger

Constant logger

writer

protected ItemWriter writer

数据读取对象

transferResult

protected TransferResult transferResult

转换结果

listeners

protected Vector<TransferListener> listeners

监听器列表

success

protected int success

成功记录数

fail

protected int fail

失败记录数

index

protected int index

下一个要输出的位置

datas

protected Collection<?> datas

转换的数据集

iter

protected Iterator<?> iter

context

protected Context context

转换上下文

Constructor Detail

AbstractItemExporter

public AbstractItemExporter()

Method Detail

addListener

public Transfer addListener(TransferListener listener)

添加转换监听器

Specified by:

addListener in interface Transfer

Parameters:

listener - a TransferListener object.

Returns:

a Transfer object.

getCurrent

public Object getCurrent()

Getter for the field current.

Specified by:

getCurrent in interface Transfer

Returns:

a Object object.

getFail

public int getFail()

Getter for the field fail.

Specified by:

getFail in interface Transfer

Returns:

a int.

getLocale

public Locale getLocale()

getLocale.

Specified by:

getLocale in interface Transfer

Returns:

a Locale object.

getSuccess

public int getSuccess()

Getter for the field success.

Specified by:

getSuccess in interface Transfer

Returns:

a int.

getTranferIndex

public int getTranferIndex()

getTranferIndex.

Specified by:

getTranferIndex in interface Transfer

Returns:

a int.

transfer

public void transfer(TransferResult tr)

启动转换

Specified by:

transfer in interface Transfer

Parameters:

tr - a TransferResult object.

beforeExport

protected boolean beforeExport()

导出准备和检查。

Returns:

false 不能开始导出

transferItem

public void transferItem()

transferItem.

Specified by:

transferItem in interface Transfer

next

protected void next()

next.

hasNext

public boolean hasNext()

hasNext.

Returns:

a boolean.

getFormat

public TransferFormat getFormat()

getFormat.

Specified by:

getFormat in interface Transfer

Returns:

a String object.

setContext

public void setContext(Context context)

setContext.

Specified by:

setContext in interface Exporter

Parameters:

context - a Context object.

getDataName

public String getDataName()

getDataName.

Specified by:

getDataName in interface Transfer

Returns:

a String object.

setWriter

public void setWriter(Writer writer)

setWriter.

Specified by:

setWriter in interface Exporter

Parameters:

writer - a Writer object.

getWriter

public ItemWriter getWriter()

Getter for the field writer.

Specified by:

getWriter in interface Exporter

Returns:

a ItemWriter object.