Package org.apache.ofbiz.datafile

Class RecordIterator

java.lang.Object

org.apache.ofbiz.datafile.RecordIterator

public class RecordIterator
extends java.lang.Object

Record Iterator for reading large files Note: this is a memory intensive and will not handle files that exceed memory.

Field Summary

Fields

Modifier and Type	Field	Description
protected java.io.BufferedReader	br
protected boolean	closed
protected java.lang.String	curLine
protected Record	curRecord
protected java.io.InputStream	dataFileStream
protected java.lang.String	eof
protected java.lang.String	locationInfo
protected ModelDataFile	modelDataFile
static java.lang.String	module
protected java.lang.String	nextLine
protected int	nextLineNum
protected Record	nextRecord

Constructor Summary

Constructors

Constructor	Description
RecordIterator(java.io.InputStream dataFileStream, ModelDataFile modelDataFile, java.lang.String locationInfo)
RecordIterator(java.net.URL fileUrl, ModelDataFile modelDataFile)

Method Summary

Modifier and Type	Method	Description
void	close()
protected static ModelRecord	findModelForLine(java.lang.String line, int lineNum, ModelDataFile modelDataFile)	Searches through the record models to find one with a matching type-code, if no type-code exists that model will always be used if it gets to it
int	getCurrentLineNumber()
protected boolean	getNextLine()
boolean	hasNext()
Record	next()
protected void	setupStream(java.io.InputStream dataFileStream, java.lang.String locationInfo)

Methods inherited from class java.lang.Object

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

Field Detail

module

public static final java.lang.String module

br

protected java.io.BufferedReader br

modelDataFile

protected ModelDataFile modelDataFile

dataFileStream

protected java.io.InputStream dataFileStream

closed

protected boolean closed

locationInfo

protected java.lang.String locationInfo

nextLineNum

protected int nextLineNum

curLine

protected java.lang.String curLine

curRecord

protected Record curRecord

nextLine

protected java.lang.String nextLine

nextRecord

protected Record nextRecord

eof

protected java.lang.String eof

Constructor Detail

RecordIterator

public RecordIterator(java.net.URL fileUrl,
                      ModelDataFile modelDataFile)
               throws DataFileException

Throws:

DataFileException

RecordIterator

public RecordIterator(java.io.InputStream dataFileStream,
                      ModelDataFile modelDataFile,
                      java.lang.String locationInfo)
               throws DataFileException

Throws:

DataFileException

Method Detail

setupStream

protected void setupStream(java.io.InputStream dataFileStream,
                           java.lang.String locationInfo)
                    throws DataFileException

Throws:

DataFileException

getNextLine

protected boolean getNextLine()
                       throws DataFileException

Throws:

DataFileException

getCurrentLineNumber

public int getCurrentLineNumber()

hasNext

public boolean hasNext()

next

public Record next()
            throws DataFileException

Throws:

DataFileException

close

public void close()
           throws DataFileException

Throws:

DataFileException

findModelForLine

protected static ModelRecord findModelForLine(java.lang.String line,
                                              int lineNum,
                                              ModelDataFile modelDataFile)
                                       throws DataFileException

Searches through the record models to find one with a matching type-code, if no type-code exists that model will always be used if it gets to it

Parameters:

line -

lineNum -

modelDataFile -

Returns:

return the ModelRecord Object found

Throws:

DataFileException - Exception thown for various errors, generally has a nested exception