org.opendatafoundation.data.spss

Class SPSSStringVariable

java.lang.Object

org.opendatafoundation.data.spss.SPSSVariable

org.opendatafoundation.data.spss.SPSSStringVariable

public class SPSSStringVariable
extends SPSSVariable

SPSS string variable

Author:

Pascal Heus (pheus@opendatafoundation.org)

Field Summary

Fields

Modifier and Type	Field and Description
List<String>	data a list of data values used to load the file into memory
List<SPSSVariable>	segments list of segments for long string variables *
String	value a single data value used when reading data from disk

Fields inherited from class org.opendatafoundation.data.spss.SPSSVariable

categoryMap, valueLabelRecord, variableRecord

Constructor Summary

Constructors

Constructor and Description
SPSSStringVariable(SPSSFile file)

Method Summary

Modifier and Type	Method and Description
SPSSVariableCategory	addCategory(byte[] byteValue, String label) Adds a category to the variable
SPSSVariableCategory	getCategory(byte[] byteValue) Gets a category for this variable based on a byte[8] value
SPSSVariableCategory	getCategory(String strValue) Gets a category for this variable based on a double value
int	getNumberOfObservations()
String	getSPSSFormat()
String	getValueAsString(int obsNumber, FileFormatInfo dataFormat) Returns an observation value as a string
void	setLength(int value) Sets the variable length.

Methods inherited from class org.opendatafoundation.data.spss.SPSSVariable

getAlignmentLabel, getDDI2, getDDI2, getDDI3CategoryScheme, getDDI3CodeScheme, getDDI3DataItem, getDDI3DataType, getDDI3DefaultCategorySchemeID, getDDI3DefaultCodeSchemeID, getDDI3ProprietaryDataItem, getDDI3RepresentationType, getDDI3Variable, getDecimals, getLabel, getLength, getLength, getMeasureLabel, getName, getNumber, getShortName, hasValueLabels, isDate, isMissingValueCode, isMissingValueCode

Methods inherited from class java.lang.Object

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

Field Detail

data

public List<String> data

a list of data values used to load the file into memory

segments

public List<SPSSVariable> segments

list of segments for long string variables *

value

public String value

a single data value used when reading data from disk

Constructor Detail

SPSSStringVariable

public SPSSStringVariable(SPSSFile file)

Method Detail

getNumberOfObservations

public int getNumberOfObservations()

Specified by:

getNumberOfObservations in class SPSSVariable

setLength

public void setLength(int value)

Sets the variable length. This should be used only if the variable has very long value (> 255).

addCategory

public SPSSVariableCategory addCategory(byte[] byteValue,
                                        String label)

Adds a category to the variable

Specified by:

addCategory in class SPSSVariable

getCategory

public SPSSVariableCategory getCategory(byte[] byteValue)

Gets a category for this variable based on a byte[8] value

Specified by:

getCategory in class SPSSVariable

getCategory

public SPSSVariableCategory getCategory(String strValue)

Gets a category for this variable based on a double value

getSPSSFormat

public String getSPSSFormat()

Specified by:

getSPSSFormat in class SPSSVariable

Returns:

A string representing variable in SPSS syntax

getValueAsString

public String getValueAsString(int obsNumber,
                               FileFormatInfo dataFormat)
                        throws SPSSFileException

Returns an observation value as a string

Specified by:

getValueAsString in class SPSSVariable

Returns:

the value of the observation in a string

Throws:

SPSSFileException