org.w3c.www.http
Class HttpRange

java.lang.Object
  org.w3c.www.http.BasicValue
      org.w3c.www.http.HttpRange

All Implemented Interfaces:

java.lang.Cloneable, HeaderValue

public class HttpRange
extends BasicValue

Field Summary

protected int	firstpos First position in the range.
protected int	lastpos Last position in the range.
protected HttpRangeList	list The list we belong to, if any.
protected java.lang.String	unit The range's unit.

Fields inherited from class org.w3c.www.http.BasicValue

isValid, raw, rlen, roff

Constructor Summary

HttpRange()

Method Summary

int	getFirstPosition() Get the first position of the range.
int	getLastPosition() Get the last position for this range.
java.lang.String	getUnit() Get the unit in which this range is taken.
java.lang.Object	getValue() HeaderValue implemenntation - Get this header value.
protected void	invalidateByteValue() Invalidate the current byte value for this header, if any.
protected void	parse() parse.
void	setFirstPosition(int firstpos) Set the first position of the range.
void	setLastPosition(int lastpos) Set the last position for this range.
void	setUnit(java.lang.String unit) Set the unit in which this range is taken.
protected void	updateByteValue() Update the RFC822 compatible header value for this object.

Methods inherited from class org.w3c.www.http.BasicValue

addBytes, appendValue, checkByteValue, clone, emit, error, setBytes, setString, toExternalForm, toString, validate

Methods inherited from class java.lang.Object

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

Field Detail

firstpos

protected int firstpos

First position in the range.

lastpos

protected int lastpos

Last position in the range.

unit

protected java.lang.String unit

The range's unit.

list

protected HttpRangeList list

The list we belong to, if any.

Constructor Detail

HttpRange

public HttpRange()

Method Detail

parse

protected void parse()
              throws HttpParserException

parse.

Specified by:

parse in class BasicValue

Throws:

HttpParserException - if parsing failed.

invalidateByteValue

protected void invalidateByteValue()

Description copied from class: BasicValue

Invalidate the current byte value for this header, if any.

Overrides:

invalidateByteValue in class BasicValue

updateByteValue

protected void updateByteValue()

Description copied from class: BasicValue

Update the RFC822 compatible header value for this object.

Specified by:

updateByteValue in class BasicValue

getValue

public java.lang.Object getValue()

Description copied from class: BasicValue

HeaderValue implemenntation - Get this header value.

Specified by:

getValue in interface HeaderValue

Specified by:

getValue in class BasicValue

Returns:

An object representing the parsed value for this header.

getFirstPosition

public int getFirstPosition()

Get the first position of the range.

Returns:

An integer giving the first pos for the range, or -1 if undefined.

setFirstPosition

public void setFirstPosition(int firstpos)

Set the first position of the range.

Parameters:

firstpos - The first positon for the range.

getLastPosition

public int getLastPosition()

Get the last position for this range. If the first position is negative, then the last position is to be considered as the number of bytes relative to the end of the content.

Returns:

An integer giving the last position.

setLastPosition

public void setLastPosition(int lastpos)

Set the last position for this range. If the given number is negative, it won't be displayed meaning that everything from firstpos to the end

Parameters:

lastpos - The new last position.

setUnit

public void setUnit(java.lang.String unit)

Set the unit in which this range is taken.

getUnit

public java.lang.String getUnit()

Get the unit in which this range is taken.

Returns:

The unit in which this range is measured, or null if undefined.