de.must.middle

Class ExportStd

java.lang.Object

de.must.middle.InterruptibleProcess

de.must.middle.ExportStd

public class ExportStd
extends InterruptibleProcess

Standards to export data from data objects into csv files. Works well with ImportStd for later import.

See Also:

ImportStd

Field Summary

Fields

Modifier and Type	Field and Description
protected AliveConfirmer	aliveConfirmer
protected java.lang.String	charsetName
protected int	exportedColumns
protected java.lang.String	fileName
protected java.io.BufferedWriter	fileWriter
protected DataObject	mainDataObject
static java.lang.String	standardCsvCharsetName

Fields inherited from class de.must.middle.InterruptibleProcess

sessionResources

Constructor Summary

Constructors

Constructor and Description
ExportStd(AliveConfirmer aliveConfirmer, DataObject mainDataObject, java.lang.String fileName) Constructs a new ExportStd.
ExportStd(AliveConfirmer aliveConfirmer, DataObject mainDataObject, java.lang.String fileName, java.lang.String charsetName) Constructs a new ExportStd.

Method Summary

Modifier and Type	Method and Description
protected void	addField(java.lang.StringBuffer line, java.lang.String columnName)
protected void	addValue(java.lang.StringBuffer line, java.lang.String value) Adds a column value to a line buffer.
protected void	addValue(java.lang.StringBuffer line, java.lang.String value, boolean forceQuotes) Adds a column value to a line buffer.
protected void	exportRow()
protected boolean	isFieldToIgnore(java.lang.String columnName)
void	processExport()
void	setFieldSelection(java.lang.String fieldSelection) Sets the field selection.
void	setWhereCondition(java.lang.String whereCondition)
protected void	writeColumnHeader()

Methods inherited from class de.must.middle.InterruptibleProcess

getConflictInfos, hasConflict, isToRun, setAliveConfirmer, setConflictInfo, setConflictInfo, setStatusInfoPresenter, setStatusInformation

Methods inherited from class java.lang.Object

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

Field Detail

standardCsvCharsetName

public static java.lang.String standardCsvCharsetName

mainDataObject

protected DataObject mainDataObject

aliveConfirmer

protected AliveConfirmer aliveConfirmer

fileName

protected java.lang.String fileName

charsetName

protected java.lang.String charsetName

fileWriter

protected java.io.BufferedWriter fileWriter

exportedColumns

protected int exportedColumns

Constructor Detail

ExportStd

public ExportStd(AliveConfirmer aliveConfirmer,
                 DataObject mainDataObject,
                 java.lang.String fileName)

Constructs a new ExportStd.

Parameters:

aliveConfirmer - the alive confirmer to interrupt the process.

mainDataObject - the main source data object

fileName - the name of the target file

ExportStd

public ExportStd(AliveConfirmer aliveConfirmer,
                 DataObject mainDataObject,
                 java.lang.String fileName,
                 java.lang.String charsetName)

Constructs a new ExportStd.

Parameters:

aliveConfirmer - the alive confirmer to interrupt the process.

mainDataObject - the main source data object

fileName - the name of the target file

charset - the charset to write

Method Detail

setFieldSelection

public void setFieldSelection(java.lang.String fieldSelection)

Sets the field selection. Uses "*" if not set. You may control the number of exported column with it.

Parameters:

fieldSelection - the field select to use instead of "*";

setWhereCondition

public void setWhereCondition(java.lang.String whereCondition)

processExport

public void processExport()
                   throws java.io.IOException

Throws:

java.io.IOException

writeColumnHeader

protected void writeColumnHeader()
                          throws java.io.IOException

Throws:

java.io.IOException

exportRow

protected void exportRow()
                  throws java.io.IOException

Throws:

java.io.IOException

isFieldToIgnore

protected boolean isFieldToIgnore(java.lang.String columnName)

addField

protected void addField(java.lang.StringBuffer line,
                        java.lang.String columnName)

addValue

protected void addValue(java.lang.StringBuffer line,
                        java.lang.String value)

Adds a column value to a line buffer. Surrounding quotes are added automatically if needed.

Parameters:

line - the line buffer to be filled

value - the value to be added to the line buffer

addValue

protected void addValue(java.lang.StringBuffer line,
                        java.lang.String value,
                        boolean forceQuotes)

Adds a column value to a line buffer. Surrounding quotes are added automatically if needed.

Parameters:

line - the line buffer to be filled

value - the value to be added to the line buffer

forceQuotes - whether or not surrounding quotes are forced