CADI.Server.Network
Class JPIPRequestDecoder

java.lang.Object
  CADI.Server.Network.JPIPRequestDecoder

All Implemented Interfaces:

ImageReturnTypes, StatusCodes

public class JPIPRequestDecoder
extends java.lang.Object
implements StatusCodes, ImageReturnTypes

This class implements a JPIP request parameters decoder.

Version:

1.0 2007/10/26

Author:

Group on Interactive Coding of Images (GICI)

Field Summary

private JPIPRequestFields	jpipRequestFields This object contains the JPIP request fields of the lastest decoded URI.
(package private) boolean[]	parametersFound
private static java.lang.String[]	parametersSpecification Contains all possible parameter names which can appear in the client request.
private java.net.URI	uri Is the lastest decoder URI.

Fields inherited from interface CADI.Common.Network.HTTP.StatusCodes

ACCEPTED, BAD_REQUEST, NOT_FOUND, NOT_IMPLEMENTED, OK, SERVICE_UNAVAILABLE, UNSUPPORTED_MEDIA_TYPE

Fields inherited from interface CADI.Common.Defaults.ImageReturnTypes

JPP_STREAM, JPT_STREAM, MAX_IMAGE_RETURN_TYPES_ALLOWED, RAW

Constructor Summary

JPIPRequestDecoder()
Constructor.

Method Summary

private void	alignParser(java.lang.String align)
private void	capParser(java.lang.String cap)
private void	channelCloseParser(java.lang.String cclose)
private void	channelIDParser(java.lang.String cid)
private void	channelNewParser(java.lang.String cnew)
private void	compsParser(java.lang.String comps)
private void	contextParser(java.lang.String context)
private void	csfParser(java.lang.String csf)
void	decoder(java.lang.String requestURI) Decodes an URI.
private void	drateParser(java.lang.String drate)
private void	fsizParser(java.lang.String fsiz)
JPIPRequestFields	getJPIPRequestFields() Gets the JPIP request fields of the latest decoded URI.
ViewWindowField	getViewWindow() Gets the View Window of the latest decoded URI.
private CacheDescriptor	ImplicitFormModelParser(java.lang.String element)
private void	layersParser(java.lang.String layers)
private void	lenParser(java.lang.String len)
private void	metareqParser(java.lang.String metareq)
private void	modelParser(java.lang.String model)
private void	msetParser(java.lang.String mset) Parsers the mset parameter.
private void	needParser(java.lang.String need)
private void	ParameterParser(java.lang.String key, java.lang.String value) Parses a JPIP request parameter.
private void	prefParser(java.lang.String pef)
private void	qualityParser(java.lang.String quality)
private void	requestIDParser(java.lang.String qid)
void	reset() Sets the attributes to its initial values.
private void	roffParser(java.lang.String roff)
private void	roiParser(java.lang.String roi)
private void	rsizParser(java.lang.String rsiz)
private void	srateParser(java.lang.String srate)
private void	streamParser(java.lang.String stream)
private void	subTargetParser(java.lang.String subTarget)
private void	targetIDParser(java.lang.String tid)
private void	targetParser(java.lang.String target)
private void	tpmodelParser(java.lang.String tpmodel)
private void	tpneedParser(java.lang.String tpneed)
private void	typeParser(java.lang.String type)
private void	uploadParser(java.lang.String upload)
private void	waitParser(java.lang.String wait)

Methods inherited from class java.lang.Object

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

Field Detail

uri

private java.net.URI uri

Is the lastest decoder URI.

jpipRequestFields

private JPIPRequestFields jpipRequestFields

This object contains the JPIP request fields of the lastest decoded URI.

parametersSpecification

private static final java.lang.String[] parametersSpecification

Contains all possible parameter names which can appear in the client request. Each parameter definition at

parametersFound

boolean[] parametersFound

Constructor Detail

JPIPRequestDecoder

public JPIPRequestDecoder()

Constructor.

Method Detail

decoder

public void decoder(java.lang.String requestURI)
             throws WarningException

Decodes an URI.

Parameters:

requestURI - the URI to be decoded.

Throws:

WarningException - when an error is found

reset

public void reset()

Sets the attributes to its initial values.

getViewWindow

public ViewWindowField getViewWindow()

Gets the View Window of the latest decoded URI.

Returns:

the view window.

getJPIPRequestFields

public JPIPRequestFields getJPIPRequestFields()

Gets the JPIP request fields of the latest decoded URI.

Returns:

the JPIP request fields.

ParameterParser

private void ParameterParser(java.lang.String key,
                             java.lang.String value)
                      throws WarningException

Parses a JPIP request parameter.

Parameters:

key - parameter name

value - parameter value

Throws:

WarningException - when the request element is wrong

targetParser

private void targetParser(java.lang.String target)

Parameters:

target - definition in TargetField.target

subTargetParser

private void subTargetParser(java.lang.String subTarget)
                      throws ParameterException

Parameters:

subTarget - definition in TargetField.subtarget

Throws:

ParameterException - when the request element is wrong

targetIDParser

private void targetIDParser(java.lang.String tid)
                     throws ParameterException

Parameters:

tid - definition in TargetField.tid

Throws:

java.lang.Exception - when the request element is wrong

ParameterException

channelIDParser

private void channelIDParser(java.lang.String cid)
                      throws ParameterException

Parameters:

cid - definition in ChannelField.cid

Throws:

ParameterException - when the request element is wrong

channelNewParser

private void channelNewParser(java.lang.String cnew)
                       throws ParameterException

Parameters:

cnew - definition in ChannelField.cnew

Throws:

ParameterException - when the request element is wrong

channelCloseParser

private void channelCloseParser(java.lang.String cclose)
                         throws ParameterException

Parameters:

cclose - definition in ChannelField.cclose

Throws:

ParameterException - when the request element is wrong

requestIDParser

private void requestIDParser(java.lang.String qid)
                      throws ParameterException

Parameters:

qid - defined in ChannelField.qid

Throws:

ParameterException - when the request element is wrong

fsizParser

private void fsizParser(java.lang.String fsiz)
                 throws ParameterException

Parameters:

fsiz - defined in ViewWindowField.fsiz

Throws:

ParameterException - when the request element is wrong

roffParser

private void roffParser(java.lang.String roff)
                 throws ParameterException

Parameters:

roff - defined in ViewWindowField.roff

Throws:

ParameterException - when the request element is wrong

rsizParser

private void rsizParser(java.lang.String rsiz)
                 throws ParameterException

Parameters:

rsiz - defined in ViewWindowField.rsiz

Throws:

ParameterException - when the request element is wrong

compsParser

private void compsParser(java.lang.String comps)
                  throws ParameterException

Parameters:

comps - definition in ViewWindowField.comps

Throws:

ParameterException - when the request element is wrong

streamParser

private void streamParser(java.lang.String stream)
                   throws ParameterException

Parameters:

stream - defined in ViewWindowField.stream

Throws:

ParameterException - when the request element is wrong

contextParser

private void contextParser(java.lang.String context)
                    throws ParameterException

Parameters:

context - defined in ViewWindowField.context

Throws:

ParameterException - when the request element is wrong

srateParser

private void srateParser(java.lang.String srate)
                  throws ParameterException

Parameters:

srate - defined in ViewWindowField.srate

Throws:

ParameterException

roiParser

private void roiParser(java.lang.String roi)

Parameters:

roi - defined in ViewWindowField.roi

Throws:

ParameterException

layersParser

private void layersParser(java.lang.String layers)
                   throws ParameterException

Parameters:

layers - defined in ViewWindowField.layers

Throws:

ParameterException - when the request element is wrong

metareqParser

private void metareqParser(java.lang.String metareq)

Parameters:

metareq - defined in JPIPRequestFields

Throws:

ParameterException - when the request element is wrong

lenParser

private void lenParser(java.lang.String len)
                throws ParameterException

Parameters:

len - defined in DataLimitField.len

Throws:

ParameterException - when the request element is wrong

qualityParser

private void qualityParser(java.lang.String quality)
                    throws ParameterException

Parameters:

quality - defined in DataLimitField.quality

Throws:

ParameterException - when the request element is wrong

alignParser

private void alignParser(java.lang.String align)
                  throws ParameterException

Parameters:

align - defined in ServerControlField.align

Throws:

ParameterException - when the request element is wrong

waitParser

private void waitParser(java.lang.String wait)
                 throws ParameterException

Parameters:

wait - defined in ServerControlField.wait

Throws:

ParameterException - when the request element is wrong

typeParser

private void typeParser(java.lang.String type)
                 throws ParameterException

Parameters:

type - defined in ServerControlField.type

Throws:

ParameterException - when the request element is wrong

drateParser

private void drateParser(java.lang.String drate)
                  throws ParameterException

Parameters:

drate - defined in ServerControlField.drate

Throws:

ParameterException - when the request element is wrong

modelParser

private void modelParser(java.lang.String model)
                  throws ParameterException

Parameters:

model - definition in CacheManagementField.model

Throws:

ParameterException - when the request element is wrong

ImplicitFormModelParser

private CacheDescriptor ImplicitFormModelParser(java.lang.String element)
                                         throws ParameterException

Parameters:

element - definition in CacheManagementField.model

Throws:

ParameterException - when the request element is wrong

tpmodelParser

private void tpmodelParser(java.lang.String tpmodel)

Parameters:

tpmodel - definition in CacheManagementField.tpmodel

Throws:

ParameterException

needParser

private void needParser(java.lang.String need)

Parameters:

need - definition in CacheManagementField.need

Throws:

ParameterException

tpneedParser

private void tpneedParser(java.lang.String tpneed)

Parameters:

tpneed - definition in CacheManagementField.tpneed

Throws:

ParameterException

msetParser

private void msetParser(java.lang.String mset)
                 throws ParameterException

Parsers the mset parameter.

Parameters:

mset - definition in CacheManagementField.mset

Throws:

ParameterException

uploadParser

private void uploadParser(java.lang.String upload)

Parameters:

upload - definition in JPIPRequestFields.upload

Throws:

ParameterException - when the request element is wrong

capParser

private void capParser(java.lang.String cap)

Parameters:

cap - defined in ClientCapPrefField.cap

Throws:

ParameterException - when the request element is wrong

prefParser

private void prefParser(java.lang.String pef)

Parameters:

pef - defined in ClientCapPrefField.pref

Throws:

ParameterException - when the request element is wrong

csfParser

private void csfParser(java.lang.String csf)

Parameters:

csf - defined in ClientCapPrefField.csf

Throws:

ParameterException - when the request element is wrong