程序包 org.meteoinfo.data.dataframe

类 ColumnIndex

java.lang.Object

org.meteoinfo.data.dataframe.Index<Column>

org.meteoinfo.data.dataframe.ColumnIndex

所有已实现的接口:

Iterable<Column>

public class ColumnIndex
extends Index<Column>

作者:

Yaqiang Wang

字段概要

从类继承的字段 org.meteoinfo.data.dataframe.Index

data, dataType, format, name

构造器概要

构造器

构造器	说明
ColumnIndex()

方法概要

限定符和类型	方法	说明
Index	asIndex()	Convert to string index
Object	clone()
List<DataType>	getDataTypes()	Get Column data types
List<String>	getFormats()	Get column data formats
List<String>	getNames()	Get column names
int	indexOfName(String colName)	Index of column name
List<Integer>	indexOfName(List<String> colNames)	Index of column names
Integer[]	indices(Object[] names)	Get indices
Integer[]	indices(List<Object> names)	Get indices
boolean	isSameDataType()	Check if the data types of all columns are same

从类继承的方法 org.meteoinfo.data.dataframe.Index

add, add, append, contains, factory, factory, factory, factory, fillKeyList, filterIndices, get, getData, getFormat, getIndices, getIndices, getIndices_bak, getIndices_s, getName, getNameFormat, getValues, indexAll, indexOf, indexOf, iterator, set, setData, setFormat, setName, size, subIndex, subIndex, subIndex, subList, toString, toString, toString, toString_Index, updateFormat

从接口继承的方法 java.lang.Iterable

forEach, spliterator

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

ColumnIndex

public ColumnIndex()

方法详细资料

getNames

public List<String> getNames()

Get column names

返回:

Column names

getDataTypes

public List<DataType> getDataTypes()

Get Column data types

返回:

Column data types

getFormats

public List<String> getFormats()

Get column data formats

返回:

Column data formats

indexOfName

public int indexOfName(String colName)

Index of column name

参数:

colName - Column name

返回:

Index value

indexOfName

public List<Integer> indexOfName(List<String> colNames)

Index of column names

参数:

colNames - Column names

返回:

Index list

indices

public Integer[] indices(Object[] names)

Get indices

覆盖:

indices 在类中 Index<Column>

参数:

names - Names

返回:

Indices

indices

public Integer[] indices(List<Object> names)

Get indices

覆盖:

indices 在类中 Index<Column>

参数:

names - Names

返回:

Indices

isSameDataType

public boolean isSameDataType()

Check if the data types of all columns are same

返回:

Boolean

asIndex

public Index asIndex()

Convert to string index

返回:

String index

clone

public Object clone()

覆盖:

clone 在类中 Index<Column>