org.w3c.jigsaw.proxy
Class ProxyFrame

java.lang.Object
  org.w3c.tools.resources.AttributeHolder
      org.w3c.tools.resources.Resource
          org.w3c.tools.resources.FramedResource
              org.w3c.tools.resources.ResourceFrame
                  org.w3c.tools.resources.ProtocolFrame
                      org.w3c.jigsaw.frames.HTTPFrame
                          org.w3c.jigsaw.proxy.ForwardFrame
                              org.w3c.jigsaw.proxy.ProxyFrame

All Implemented Interfaces:

java.lang.Cloneable, java.util.EventListener, AttributeChangedListener, FrameEventListener

Direct Known Subclasses:

ProxyExtFrame

public class ProxyFrame
extends ForwardFrame

A proxy module for Jigsaw.

Field Summary

protected static int

ATTR_HANDLEFTP Attribute index - Should we tunnel ftp accesses ?

Fields inherited from class org.w3c.jigsaw.proxy.ForwardFrame

ATTR_LOCAL_ROOT, ATTR_RECEIVED_BY, ATTR_TRACEREQ, cache_hits, cache_icps, cache_misses, cache_nocache, cache_retrievals, cache_revalidations, lroot, manager, reqcount, reqerred, WARN_HEURISTIC

Fields inherited from class org.w3c.jigsaw.frames.HTTPFrame

acceptRanges, allowed, ATTR_ALLOW_DEL, ATTR_BROWSABLE, ATTR_CHARSET, ATTR_CONTENT_ENCODING, ATTR_CONTENT_LANGUAGE, ATTR_CONTENT_LENGTH, ATTR_CONTENT_TYPE, ATTR_ICON, ATTR_ICONDIR, ATTR_INDEX, ATTR_INDEXES, ATTR_MAXAGE, ATTR_MD5, ATTR_PUTABLE, ATTR_QUALITY, ATTR_RELOCATE, ATTR_STYLE_LINK, ATTR_TITLE, browsetype, COND_FAILED, COND_OK, COND_WEAK, dresource, fresource, listing, listing_stamp, STATE_CONTENT_LOCATION

Fields inherited from class org.w3c.tools.resources.ResourceFrame

filterClass, frameListener, resource

Fields inherited from class org.w3c.tools.resources.FramedResource

ATTR_OID, attrListener, debugEvent, event_disabled, framesRef, structListener

Fields inherited from class org.w3c.tools.resources.Resource

ATTR_CONTEXT, ATTR_HELP_URL, ATTR_IDENTIFIER, ATTR_LAST_MODIFIED, ATTR_PARENT, ATTR_RESOURCE_FRAMES, ATTR_STORE_ENTRY, ATTR_URL, co, id

Fields inherited from class org.w3c.tools.resources.AttributeHolder

attributes, values

Constructor Summary

ProxyFrame()

Method Summary

boolean	checkHandleFTP() Do we handle ftp ?
void	initialize(java.lang.Object[] values) Update the URL in which we are installed.
boolean	lookup(LookupState ls, LookupResult lr) do the normal lookup, and set the proxy boolean flag if needed
boolean	lookupOther(LookupState ls, LookupResult lr) Lookup for an proxied resource.
void	registerResource(FramedResource resource) companion to initialize, called after the register
void	setValue(int idx, java.lang.Object value) Trap changes to the handleftp attribute.

Methods inherited from class org.w3c.jigsaw.proxy.ForwardFrame

dupReply, dupRequest, getLocalRoot, getLocalRootResource, getReceivedBy, getTraceRequest, getVia, notifyUnload, perform, updateStatistics

Methods inherited from class org.w3c.jigsaw.frames.HTTPFrame

addStyleSheet, attributeChanged, browse, checkExpect, checkIfMatch, checkIfModifiedSince, checkIfNoneMatch, checkIfUnmodifiedSince, checkRequest, checkValidators, computeContainerListing, computeETag, computeTrashDir, computeTrashFile, createDefaultReply, createFileReply, delete, deleteDirectoryResource, deleteFileResource, deleteMe, deleteOtherResource, extended, get, getAllow, getAllowDeleteFlag, getBrowsableFlag, getBrowseType, getCharset, getContentEncoding, getContentLanguage, getContentLength, getContentType, getDirectoryListing, getDirectoryResource, getDirectoryResource, getETag, getFileResource, getFileResource, getHelpURL, getHelpURL, getIcon, getIconDirectory, getIndex, getIndexes, getMaxAge, getMD5Flag, getOtherResource, getPutableFlag, getQuality, getRelocateFlag, getStyleSheetURL, getTitle, getURL, handleRangeRequest, head, headDirectoryResource, headFileResource, headOtherResource, initialize, link, lookupDirectory, lookupFile, lookupResource, options, performFrames, pickleValues, post, put, putFileResource, putOtherResource, registerOtherResource, trace, unlink, unsafeGetQuality, updateCachedHeaders

Methods inherited from class org.w3c.tools.resources.ResourceFrame

addFrameEventListener, eventDisabled, fireFrameEvent, frameModified, getFilters, getFilters, getFrameReference, getResource, getResourceReference, getSpaceEntry, getURLPath, lookupFilters, lookupFrames, postFrameEvent, processEvent, removeFrameEventListener, unregisterResource, updateDefaultChildAttributes

Methods inherited from class org.w3c.tools.resources.FramedResource

addAttributeChangedListener, addStructureChangedListener, collectFramesReference, delete, disableEvent, displayEvent, enableEvent, fireAttributeChangeEvent, fireStructureChangedEvent, fireStructureChangedEvent, frameAdded, frameRemoved, getClone, getFrame, getFrame, getFrameReference, getFrameReference, getFramesReference, getOid, markModified, postAttributeChangeEvent, postEvent, postStructureChangedEvent, postStructureChangedEvent, registerFrame, registerFrameIfNone, removeAttributeChangedListener, removeStructureChangedListener, setSilentValue, setSilentValue, unregisterFrame

Methods inherited from class org.w3c.tools.resources.Resource

acceptUnload, checkMultipleLock, collectFrames, getContext, getFrame, getFrames, getIdentifier, getLastModified, getParent, getServer, getSpace, getStoreEntry, getValue, getValue, isInitialized, isUnloaded, setContext, setContext, setValue, unsafeGetContext, unsafeGetFrame, unsafeGetFrames, unsafeGetIdentifier, unsafeGetResourceReference, unsafeGetURLPath, unsafeGetValue, updateAttributes

Methods inherited from class org.w3c.tools.resources.AttributeHolder

definesAttribute, definesAttribute, getAttributes, getBoolean, getChar, getClone, getClone, getDouble, getFloat, getInt, getLong, getString, getValue, lookupAttribute, print, setBoolean, setChar, setDouble, setFloat, setInt, setLong, setString, setValue, unsafeDefinesAttribute, unsafeGetDouble, unsafeGetString

Methods inherited from class java.lang.Object

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

Field Detail

ATTR_HANDLEFTP

protected static int ATTR_HANDLEFTP

Attribute index - Should we tunnel ftp accesses ?

Constructor Detail

ProxyFrame

public ProxyFrame()

Method Detail

setValue

public void setValue(int idx,
                     java.lang.Object value)

Trap changes to the handleftp attribute.

Overrides:

setValue in class HTTPFrame

Parameters:

idx - The attribute being set.

value - The new value for that attribute.

checkHandleFTP

public boolean checkHandleFTP()

Do we handle ftp ?

Returns:

A boolean.

lookupOther

public boolean lookupOther(LookupState ls,
                           LookupResult lr)
                    throws ProtocolException

Lookup for an proxied resource.

Overrides:

lookupOther in class HTTPFrame

Parameters:

request - The request whose URI is to be looked up.

ls - The current lookup state

lr - The result

Returns:

true if lookup is done.

Throws:

ProtocolException - If something fails.

lookup

public boolean lookup(LookupState ls,
                      LookupResult lr)
               throws ProtocolException

do the normal lookup, and set the proxy boolean flag if needed

Overrides:

lookup in class HTTPFrame

Parameters:

ls - The current lookup state

lr - The result

Returns:

true if lookup is done.

Throws:

ProtocolException - If an error relative to the protocol occurs

See Also:

ResourceFrame.lookupFilters(org.w3c.tools.resources.LookupState, org.w3c.tools.resources.LookupResult), HTTPFrame.lookupResource(org.w3c.tools.resources.LookupState, org.w3c.tools.resources.LookupResult)

registerResource

public void registerResource(FramedResource resource)

companion to initialize, called after the register

Overrides:

registerResource in class ForwardFrame

Parameters:

resource - The resource associated with this frame.

initialize

public void initialize(java.lang.Object[] values)

Update the URL in which we are installed.

Overrides:

initialize in class ForwardFrame

Parameters:

values - The default attribute values.