程序包 org.meteoinfo.data.mapdata

类 Field

java.lang.Object

org.meteoinfo.table.DataColumn

org.meteoinfo.data.mapdata.Field

public class Field
extends DataColumn

The field in attribute table of shape file

作者:

yaqiang

构造器概要

构造器

构造器	说明
Field(String fName, char fType, int fLen, int fNumDec)	Constructor
Field(String fName, DataTypes type)	Constructor
Field(String fName, DataTypes type, int fLen, int fNumDec)	Constructor
Field(DataColumn inColumn)	Constructor

方法概要

限定符和类型	方法	说明
int	getDecimalCount()	Get field decimal count
int	getLength()	Get field length
char	getTypeCharacter()	This is the single character dBase code.
boolean	isNumeric()	If the field is numeric
void	setDecimalCount(int value)	Set field decimal count
void	setLength(int len)	Set field length

从类继承的方法 org.meteoinfo.table.DataColumn

clone, convertTo, getCaptionName, getColumnIndex, getColumnName, getDataType, getDataTypeName, getFormat, getTable, isJoined, isReadOnly, setCaptionName, setColumnIndex, setColumnName, setDataType, setFormat, setJoined, setReadOnly, setTable, toString

从类继承的方法 java.lang.Object

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

构造器详细资料

Field

public Field(String fName,
             DataTypes type,
             int fLen,
             int fNumDec)

Constructor

参数:

fName - Field name

type - Data type

fLen - Field length

fNumDec - Field decimal number

Field

public Field(String fName,
             DataTypes type)

Constructor

参数:

fName - Field name

type - Field data type

Field

public Field(String fName,
             char fType,
             int fLen,
             int fNumDec)

Constructor

参数:

fName - Field name

fType - Field type

fLen - Field length

fNumDec - Field decimal number

Field

public Field(DataColumn inColumn)

Constructor

参数:

inColumn - In data column

方法详细资料

getLength

public int getLength()

Get field length

返回:

Field length

setLength

public void setLength(int len)

Set field length

参数:

len - Field length

getDecimalCount

public int getDecimalCount()

Get field decimal count

返回:

Field decimal count

setDecimalCount

public void setDecimalCount(int value)

Set field decimal count

参数:

value - Field decimal count

getTypeCharacter

public char getTypeCharacter()

This is the single character dBase code. Only some of these are supported with ESRI. C - Character (Chars, Strings, objects - as ToString(), and structs - as ) D - Date (DateTime) T - Time (DateTime) N - Number (Short, Integer, Long, Float, Double, byte) L - Logic (True-False, Yes-No) F - Float B - Double

返回:

Type character

isNumeric

public boolean isNumeric()

If the field is numeric

返回:

Boolean