org.paces.Stata.Variables

Class DataColumn

java.lang.Object

org.paces.Stata.Variables.DataColumn

public class DataColumn
extends java.lang.Object

Class to return all values of a single Stata variable. This class requires the detection of the Stata variable types.

Version:

%G%

Author:

Billy Buchanan

See Also:

VarTypes

Field Summary

Fields

Modifier and Type	Field and Description
private Meta	metaob A Meta class object contains meta data for the dataset in memory
protected java.lang.Integer	stDataType Member containing the Stata data type.
private Variables	stvars
protected java.util.Map<java.lang.Integer,java.lang.String>	valuelabel Member containing associated value labels
protected java.util.List<?>	vardata A List of double values from a single variable
protected java.lang.String	varlabel Member containing the variable label
protected java.lang.String	varname Member containing the variable name

Constructor Summary

Constructors

Constructor and Description
DataColumn(java.lang.Integer varidx) Generic constructor for the class

Method Summary

Modifier and Type	Method and Description
java.util.List<?>	getData()
java.util.Map<java.lang.Integer,java.lang.String>	getValueLabel()
java.lang.String	getVarLabel()
java.lang.String	getVarName()
private java.util.List<?>	makeList(java.lang.Integer type, java.lang.Integer varidx, java.util.List<java.lang.Integer> obindex) Method to initialize the list object containing the individual datum
private void	setData(java.lang.Integer idx) Method used to set the data and remaining meta data members

Methods inherited from class java.lang.Object

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

Field Detail

metaob

private Meta metaob

A Meta class object contains meta data for the dataset in memory

stvars

private Variables stvars

vardata

protected java.util.List<?> vardata

A List of double values from a single variable

varname

protected java.lang.String varname

Member containing the variable name

varlabel

protected java.lang.String varlabel

Member containing the variable label

valuelabel

protected java.util.Map<java.lang.Integer,java.lang.String> valuelabel

Member containing associated value labels

stDataType

protected java.lang.Integer stDataType

Member containing the Stata data type.

Constructor Detail

DataColumn

public DataColumn(java.lang.Integer varidx)

Generic constructor for the class

Parameters:

varidx - The variable index from which to get records

Method Detail

getData

public java.util.List<?> getData()

getVarName

public java.lang.String getVarName()

getVarLabel

public java.lang.String getVarLabel()

getValueLabel

public java.util.Map<java.lang.Integer,java.lang.String> getValueLabel()

setData

private void setData(java.lang.Integer idx)

Method used to set the data and remaining meta data members

Parameters:

idx - The integer valued variable index

makeList

private java.util.List<?> makeList(java.lang.Integer type,
                                   java.lang.Integer varidx,
                                   java.util.List<java.lang.Integer> obindex)

Method to initialize the list object containing the individual datum

Parameters:

type - The integer valued Stata data type

varidx - The integer valued variable index

obindex - The observation index member of the Observations class

Returns:

A list object containing the data elements from a single variable