cn.orionsec.kit.office.csv.reader

Class CsvLambdaReader<T>

java.lang.Object

cn.orionsec.kit.office.csv.reader.BaseCsvReader<T>

cn.orionsec.kit.office.csv.reader.CsvLambdaReader<T>

All Implemented Interfaces:

SafeCloseable, Closeable, AutoCloseable, Iterable<T>

public class CsvLambdaReader<T>
extends BaseCsvReader<T>

csv lambda 读取器

Since:

2021/9/8 18:47

Version:

1.0.0

Author:

Jiahang Li

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<Integer,Pair<Function<String,?>,BiConsumer<T,?>>>	mapping 映射 key: column value: convert consumer
protected boolean	nullInvoke 为null是否调用
protected Supplier<T>	supplier supplier

Fields inherited from class cn.orionsec.kit.office.csv.reader.BaseCsvReader

consumer, end, reader, rowNum, rows, store

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	CsvLambdaReader(CsvReader reader, Collection<T> rows, Consumer<T> consumer, Supplier<T> supplier)
	CsvLambdaReader(CsvReader reader, Collection<T> rows, Supplier<T> supplier)
	CsvLambdaReader(CsvReader reader, Consumer<T> consumer, Supplier<T> supplier)
	CsvLambdaReader(CsvReader reader, Supplier<T> supplier)

Method Summary

Modifier and Type	Method and Description
CsvLambdaReader<T>	mapping(int column, BiConsumer<T,String> consumer)
<V> CsvLambdaReader<T>	mapping(int column, Function<String,V> convert, BiConsumer<T,V> consumer) 映射
CsvLambdaReader<T>	nullInvoke() 如果列为 null 是否调用 function consumer
protected T	parserRow(String[] row) 解析行

Methods inherited from class cn.orionsec.kit.office.csv.reader.BaseCsvReader

clear, close, get, get, getOption, getRaw, getReader, getRowNum, getRows, iterator, nextRow, read, read, readRow, skip, skip, skipEmptyRows

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

mapping

protected final Map<Integer,Pair<Function<String,?>,BiConsumer<T,?>>> mapping

映射 key: column value: convert consumer

supplier

protected final Supplier<T> supplier

supplier

nullInvoke

protected boolean nullInvoke

为null是否调用

Constructor Detail

CsvLambdaReader

public CsvLambdaReader(CsvReader reader,
                       Supplier<T> supplier)

CsvLambdaReader

public CsvLambdaReader(CsvReader reader,
                       Collection<T> rows,
                       Supplier<T> supplier)

CsvLambdaReader

public CsvLambdaReader(CsvReader reader,
                       Consumer<T> consumer,
                       Supplier<T> supplier)

CsvLambdaReader

protected CsvLambdaReader(CsvReader reader,
                          Collection<T> rows,
                          Consumer<T> consumer,
                          Supplier<T> supplier)

Method Detail

nullInvoke

public CsvLambdaReader<T> nullInvoke()

如果列为 null 是否调用 function consumer

Returns:

this

mapping

public CsvLambdaReader<T> mapping(int column,
                                  BiConsumer<T,String> consumer)

mapping

public <V> CsvLambdaReader<T> mapping(int column,
                                      Function<String,V> convert,
                                      BiConsumer<T,V> consumer)

映射

Parameters:

column - column

convert - 转换器

consumer - 消费者

Returns:

this

parserRow

protected T parserRow(String[] row)

Description copied from class: BaseCsvReader

解析行

Specified by:

parserRow in class BaseCsvReader<T>

Parameters:

row - row

Returns:

row