cn.buli_home.utils.excel

Class ExcelDataListener<T>

java.lang.Object

cn.buli_home.utils.excel.ExcelDataListener<T>

All Implemented Interfaces:

com.alibaba.excel.event.Listener, com.alibaba.excel.read.listener.ReadListener<T>

public class ExcelDataListener<T>
extends Object
implements com.alibaba.excel.read.listener.ReadListener<T>

Field Summary

Fields

Modifier and Type	Field and Description
private static int	BATCH_COUNT 每隔5条存储数据库，实际使用中可以100条，然后清理list ，方便内存回收
private List<T>	cachedDataList 缓存的数据
private ExcelDataCallback<T>	callback
private static org.apache.logging.log4j.Logger	log

Constructor Summary

Constructors

Constructor and Description
ExcelDataListener()
ExcelDataListener(ExcelDataCallback<T> callback)

Method Summary

Modifier and Type	Method and Description
void	doAfterAllAnalysed(com.alibaba.excel.context.AnalysisContext context) 所有数据解析完成了 都会来调用
void	invoke(T data, com.alibaba.excel.context.AnalysisContext context) 这个每一条数据解析都会来调用

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.alibaba.excel.read.listener.ReadListener

extra, hasNext, invokeHead, onException

Field Detail

log

private static final org.apache.logging.log4j.Logger log

BATCH_COUNT

private static final int BATCH_COUNT

每隔5条存储数据库，实际使用中可以100条，然后清理list ，方便内存回收

See Also:

Constant Field Values

cachedDataList

private List<T> cachedDataList

缓存的数据

callback

private ExcelDataCallback<T> callback

Constructor Detail

ExcelDataListener

public ExcelDataListener()

ExcelDataListener

public ExcelDataListener(ExcelDataCallback<T> callback)

Method Detail

invoke

public void invoke(T data,
                   com.alibaba.excel.context.AnalysisContext context)

这个每一条数据解析都会来调用

Specified by:

invoke in interface com.alibaba.excel.read.listener.ReadListener<T>

Parameters:

data - one row value. Is is same as AnalysisContext.readRowHolder()

context -

doAfterAllAnalysed

public void doAfterAllAnalysed(com.alibaba.excel.context.AnalysisContext context)

所有数据解析完成了 都会来调用

Specified by:

doAfterAllAnalysed in interface com.alibaba.excel.read.listener.ReadListener<T>

Parameters:

context -