cn.hutool.core.text.csv

Class CsvRow

java.lang.Object

cn.hutool.core.text.csv.CsvRow

All Implemented Interfaces:

Iterable<String>, Collection<String>, List<String>

public final class CsvRow
extends Object
implements List<String>

CSV中一行的表示

Author:

Looly

Constructor Summary

Constructors

Constructor and Description
CsvRow(long originalLineNumber, Map<String,Integer> headerMap, List<String> fields) 构造

Method Summary

Modifier and Type	Method and Description
void	add(int index, String element)
boolean	add(String e)
boolean	addAll(Collection<? extends String> c)
boolean	addAll(int index, Collection<? extends String> c)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
String	get(int index)
String	getByName(String name) 获取标题对应的字段内容
int	getFieldCount() 获取字段格式
Map<String,String>	getFieldMap() 获取标题与字段值对应的Map
long	getOriginalLineNumber() 获取原始行号，多行情况下为首行行号。
List<String>	getRawList() 获取本行所有字段值列表
int	indexOf(Object o)
boolean	isEmpty()
Iterator<String>	iterator()
int	lastIndexOf(Object o)
ListIterator<String>	listIterator()
ListIterator<String>	listIterator(int index)
String	remove(int index)
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
boolean	retainAll(Collection<?> c)
String	set(int index, String element)
int	size()
List<String>	subList(int fromIndex, int toIndex)
Object[]	toArray()
<T> T[]	toArray(T[] a)
<T> T	toBean(Class<T> clazz) 一行数据转换为Bean对象
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.List

equals, hashCode, replaceAll, sort, spliterator

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

CsvRow

public CsvRow(long originalLineNumber,
              Map<String,Integer> headerMap,
              List<String> fields)

构造

Parameters:

originalLineNumber - 对应文件中的第几行

headerMap - 标题Map

fields - 数据列表

Method Detail

getOriginalLineNumber

public long getOriginalLineNumber()

获取原始行号，多行情况下为首行行号。忽略注释行

Returns:

the original line number 行号

getByName

public String getByName(String name)

获取标题对应的字段内容

Parameters:

name - 标题名

Returns:

字段值，null表示无此字段值

Throws:

IllegalStateException - CSV文件无标题行抛出此异常

getRawList

public List<String> getRawList()

获取本行所有字段值列表

Returns:

字段值列表

getFieldMap

public Map<String,String> getFieldMap()

获取标题与字段值对应的Map

Returns:

标题与字段值对应的Map

Throws:

IllegalStateException - CSV文件无标题行抛出此异常

toBean

public <T> T toBean(Class<T> clazz)

一行数据转换为Bean对象

Type Parameters:

T - Bean类型

Parameters:

clazz - bean类

Returns:

Bean

Since:

5.3.6

getFieldCount

public int getFieldCount()

获取字段格式

Returns:

字段格式

size

public int size()

Specified by:

size in interface Collection<String>

Specified by:

size in interface List<String>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<String>

Specified by:

isEmpty in interface List<String>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<String>

Specified by:

contains in interface List<String>

iterator

public Iterator<String> iterator()

Specified by:

iterator in interface Iterable<String>

Specified by:

iterator in interface Collection<String>

Specified by:

iterator in interface List<String>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<String>

Specified by:

toArray in interface List<String>

toArray

public <T> T[] toArray(T[] a)

Specified by:

toArray in interface Collection<String>

Specified by:

toArray in interface List<String>

add

public boolean add(String e)

Specified by:

add in interface Collection<String>

Specified by:

add in interface List<String>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<String>

Specified by:

remove in interface List<String>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<String>

Specified by:

containsAll in interface List<String>

addAll

public boolean addAll(Collection<? extends String> c)

Specified by:

addAll in interface Collection<String>

Specified by:

addAll in interface List<String>

addAll

public boolean addAll(int index,
                      Collection<? extends String> c)

Specified by:

addAll in interface List<String>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<String>

Specified by:

removeAll in interface List<String>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<String>

Specified by:

retainAll in interface List<String>

clear

public void clear()

Specified by:

clear in interface Collection<String>

Specified by:

clear in interface List<String>

get

public String get(int index)

Specified by:

get in interface List<String>

set

public String set(int index,
                  String element)

Specified by:

set in interface List<String>

add

public void add(int index,
                String element)

Specified by:

add in interface List<String>

remove

public String remove(int index)

Specified by:

remove in interface List<String>

indexOf

public int indexOf(Object o)

Specified by:

indexOf in interface List<String>

lastIndexOf

public int lastIndexOf(Object o)

Specified by:

lastIndexOf in interface List<String>

listIterator

public ListIterator<String> listIterator()

Specified by:

listIterator in interface List<String>

listIterator

public ListIterator<String> listIterator(int index)

Specified by:

listIterator in interface List<String>

subList

public List<String> subList(int fromIndex,
                            int toIndex)

Specified by:

subList in interface List<String>

toString

public String toString()

Overrides:

toString in class Object