Package org.vast.swe

Class AsciiDataParser

java.lang.Object

org.vast.swe.DataTreeVisitor

org.vast.swe.AbstractDataParser

org.vast.swe.AsciiDataParser

All Implemented Interfaces:

DataStreamParser

public class AsciiDataParser
extends AbstractDataParser

Nested Class Summary

Nested classes/interfaces inherited from class org.vast.swe.DataTreeVisitor

DataTreeVisitor.Record

Field Summary

Fields

Modifier and Type	Field	Description
protected char[]	blockSep
protected boolean	collapseWhiteSpaces
protected char	decimalSep
protected String	lastToken
protected InputStream	reader
protected StringBuffer	tokenBuf
protected char[]	tokenSep
protected int	tupleSize

Fields inherited from class org.vast.swe.AbstractDataParser

CHOICE_ERROR, dataTypeUtils, renewDataBlock, stopParsing, STREAM_ERROR

Fields inherited from class org.vast.swe.DataTreeVisitor

componentStack, currentRecord, dataComponents, dataEncoding, dataHandler, endOfArray, errorHandler, newBlock, parentArray, parentArrayIndex, parsing, rawHandler

Constructor Summary

Constructors

Constructor	Description
AsciiDataParser()

Method Summary

Modifier and Type	Method	Description
void	close()
protected boolean	moreData()	Checks if more data is available from the stream
void	parse(InputStream inputStream)	Start parsing data coming from the given stream
protected void	parseToken(ScalarComponent component, String token, char decimalSep)	Parse a token from a tuple depending on the corresponding Data Component Definition
protected void	processAtom(ScalarComponent component)	Processes a scalar component
protected boolean	processBlock(DataComponent component)	Processes an aggregate component
void	setInput(InputStream inputStream)

Methods inherited from class org.vast.swe.AbstractDataParser

parse, parse, parseNextBlock, reset, setDataComponents, setRenewDataBlock, stop

Methods inherited from class org.vast.swe.DataTreeVisitor

endDataBlock, getDataComponents, getDataEncoding, getDataHandler, getErrorHandler, getRawDataHandler, isEndOfDataBlock, processNextElement, setDataEncoding, setDataHandler, setErrorHandler, setParentArray, setRawDataHandler

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.vast.cdm.common.DataStreamParser

getDataComponents, getDataEncoding, getDataHandler, getErrorHandler, getRawDataHandler, setDataEncoding, setDataHandler, setErrorHandler, setParentArray, setRawDataHandler

Field Details

tupleSize

protected int tupleSize

tokenSep

protected char[] tokenSep

blockSep

protected char[] blockSep

decimalSep

protected char decimalSep

collapseWhiteSpaces

protected boolean collapseWhiteSpaces

tokenBuf

protected StringBuffer tokenBuf

lastToken

protected String lastToken

reader

protected InputStream reader

Constructor Details

AsciiDataParser

public AsciiDataParser()

Method Details

setInput

public void setInput(InputStream inputStream)
              throws IOException

Throws:

IOException

parse

public void parse(InputStream inputStream)
           throws IOException

Start parsing data coming from the given stream

Throws:

IOException

moreData

protected boolean moreData()
                    throws IOException

Checks if more data is available from the stream

Specified by:

moreData in class AbstractDataParser

Returns:

true if more data needs to be parsed, false otherwise

Throws:

IOException

processAtom

protected void processAtom(ScalarComponent component)
                    throws IOException

Description copied from class: DataTreeVisitor

Processes a scalar component

Specified by:

processAtom in class DataTreeVisitor

Throws:

IOException

parseToken

protected void parseToken(ScalarComponent component,
 String token,
 char decimalSep)
                   throws IOException

Parse a token from a tuple depending on the corresponding Data Component Definition

Parameters:

scalarInfo -

token -

decimalSep - character to be used as the decimal separator. (don't change anything and assume '.' if 0)

dataBlock - the DataBlock to contain the read data

Throws:

IOException

processBlock

protected boolean processBlock(DataComponent component)
                        throws IOException

Description copied from class: DataTreeVisitor

Processes an aggregate component

Specified by:

processBlock in class DataTreeVisitor

Returns:

true if children should be processed, false otherwise

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException