com.sh.common.csv

类 CSVReader

java.lang.Object

com.sh.common.csv.CSVReader

所有已实现的接口:

java.io.Closeable, java.lang.AutoCloseable

public class CSVReader
extends java.lang.Object
implements java.io.Closeable

Description: 读取CSV文件 Title:首亨软件 - CRM、TSS、ERP等信息化管理软件

版本:

3.0

作者:

江兴春

字段概要

字段

限定符和类型	字段和说明
static int	DEFAULT_SKIP_LINES

构造器概要

构造器

构造器和说明
CSVReader(java.io.InputStream is)
CSVReader(java.io.Reader reader) Constructs CSVReader using a comma for the separator.
CSVReader(java.io.Reader reader, char separator) Constructs CSVReader with supplied separator.
CSVReader(java.io.Reader reader, char separator, char quotechar) Constructs CSVReader with supplied separator and quote char.
CSVReader(java.io.Reader reader, char separator, char quotechar, boolean strictQuotes) Constructs CSVReader with supplied separator, quote char and quote handling behavior.
CSVReader(java.io.Reader reader, char separator, char quotechar, char escape) Constructs CSVReader with supplied separator and quote char.
CSVReader(java.io.Reader reader, char separator, char quotechar, char escape, int line) Constructs CSVReader with supplied separator and quote char.
CSVReader(java.io.Reader reader, char separator, char quotechar, char escape, int line, boolean strictQuotes) Constructs CSVReader with supplied separator and quote char.
CSVReader(java.io.Reader reader, char separator, char quotechar, char escape, int line, boolean strictQuotes, boolean ignoreLeadingWhiteSpace) Constructs CSVReader with supplied separator and quote char.
CSVReader(java.io.Reader reader, char separator, char quotechar, int line) Constructs CSVReader with supplied separator and quote char.
CSVReader(java.lang.String url)

方法概要

限定符和类型	方法和说明
void	close() Closes the underlying reader.
boolean	hasNext()
java.util.List<java.lang.String[]>	readAll() Reads the entire file into a List with each element being a String[] of tokens
java.lang.String[]	readNext() Reads the next line from the buffer and converts to a string array.

从类继承的方法 java.lang.Object

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

字段详细资料

DEFAULT_SKIP_LINES

public static final int DEFAULT_SKIP_LINES

另请参阅:

常量字段值

构造器详细资料

CSVReader

public CSVReader(java.io.Reader reader)

Constructs CSVReader using a comma for the separator.

参数:

reader - the reader to an underlying CSV source.

CSVReader

public CSVReader(java.io.InputStream is)

CSVReader

public CSVReader(java.lang.String url)

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator)

Constructs CSVReader with supplied separator.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries.

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar)

Constructs CSVReader with supplied separator and quote char.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar,
                 boolean strictQuotes)

Constructs CSVReader with supplied separator, quote char and quote handling behavior.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

strictQuotes - sets if characters outside the quotes are ignored

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar,
                 char escape)

Constructs CSVReader with supplied separator and quote char.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

escape - the character to use for escaping a separator or quote

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar,
                 int line)

Constructs CSVReader with supplied separator and quote char.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

line - the line number to skip for start reading

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar,
                 char escape,
                 int line)

Constructs CSVReader with supplied separator and quote char.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

escape - the character to use for escaping a separator or quote

line - the line number to skip for start reading

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar,
                 char escape,
                 int line,
                 boolean strictQuotes)

Constructs CSVReader with supplied separator and quote char.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

escape - the character to use for escaping a separator or quote

line - the line number to skip for start reading

strictQuotes - sets if characters outside the quotes are ignored

CSVReader

public CSVReader(java.io.Reader reader,
                 char separator,
                 char quotechar,
                 char escape,
                 int line,
                 boolean strictQuotes,
                 boolean ignoreLeadingWhiteSpace)

Constructs CSVReader with supplied separator and quote char.

参数:

reader - the reader to an underlying CSV source.

separator - the delimiter to use for separating entries

quotechar - the character to use for quoted elements

escape - the character to use for escaping a separator or quote

line - the line number to skip for start reading

strictQuotes - sets if characters outside the quotes are ignored

ignoreLeadingWhiteSpace - it true, parser should ignore white space before a quote in a field

方法详细资料

readAll

public java.util.List<java.lang.String[]> readAll()
                                           throws java.io.IOException

Reads the entire file into a List with each element being a String[] of tokens

返回:

a List of String[], with each String[] representing a line of the file

抛出:

java.io.IOException - IOException

readNext

public java.lang.String[] readNext()
                            throws java.io.IOException

Reads the next line from the buffer and converts to a string array.

返回:

a string array with each comma-separated element as a separate entry.

抛出:

java.io.IOException - IOException

close

public void close()
           throws java.io.IOException

Closes the underlying reader.

指定者:

close 在接口中 java.io.Closeable

指定者:

close 在接口中 java.lang.AutoCloseable

抛出:

java.io.IOException - IOException

hasNext

public boolean hasNext()