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## org.w3c.jigsaw.filters
Class UseProxyFilter

    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.ResourceFilter
                                    |
                                    +--org.w3c.jigsaw.filters.UseProxyFilter

public class UseProxyFilter
extends ResourceFilter

Restrict access to a proxy, to acces the protected resource, you must go to a specific proxy. It acts as a demontrator for the HTTP/1.1 spec.

Field Summary
`protected static int` | `ATTR_PROXY` Attribute index - The IP of the proxy

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`

Fields inherited from class org.w3c.tools.resources.AttributeHolder
`attributes, values`

Constructor Summary
`UseProxyFilter()`

Method Summary
`ReplyInterface` | `ingoingFilter(RequestInterface req)` We check for the IP of the incoming request If the IP of the incoming request is not the on of the proxy it returns a Use_Proxy reply
`void` | `initialize(java.lang.Object[] values)` Initialize the filter.
`void` | `setValue(int idx, java.lang.Object value)` We override setValues to compute locally everything we need

Methods inherited from class org.w3c.tools.resources.ResourceFilter
`exceptionFilter, getTargetResource, ingoingFilter, lookup, outgoingFilter, outgoingFilter, outputFilter`

Methods inherited from class org.w3c.tools.resources.ResourceFrame
`addFrameEventListener, attributeChanged, checkRequest, eventDisabled, fireFrameEvent, frameModified, getFilters, getFilters, getFrameReference, getResource, getResourceReference, getSpaceEntry, getURLPath, lookupFilters, lookupFrames, perform, postFrameEvent, processEvent, registerResource, 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, notifyUnload, performFrames, postAttributeChangeEvent, postEvent, postStructureChangedEvent, postStructureChangedEvent, registerFrame, registerFrameIfNone, removeAttributeChangedListener, removeStructureChangedListener, unregisterFrame`

Methods inherited from class org.w3c.tools.resources.Resource
`acceptUnload, checkMultipleLock, collectFrames, getContext, getFrame, getFrames, getHelpURL, getHelpURL, getIdentifier, getLastModified, getParent, getServer, getSpace, getStoreEntry, getValue, getValue, isInitialized, isUnloaded, setContext, setContext, setValue, updateAttributes`

Methods inherited from class org.w3c.tools.resources.AttributeHolder
`definesAttribute, definesAttribute, getAttributes, getBoolean, getChar, getClone, getClone, getDouble, getFloat, getInt, getLong, getString, getValue, initialize, lookupAttribute, pickleValues, print, setBoolean, setChar, setDouble, setFloat, setInt, setLong, setString, setValue`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### ATTR_PROXY

    protected static int ATTR_PROXY

  Attribute index - The IP of the proxy

Constructor Detail

### UseProxyFilter

    public UseProxyFilter()

Method Detail

### ingoingFilter

    public ReplyInterface ingoingFilter(RequestInterface req)

  We check for the IP of the incoming request If the IP of the incoming request is not the on of the proxy it returns a Use_Proxy reply
  Parameters:
    `request` - The request being processed.
  Returns:
    null if ok a "Use Proxy" otherwise.
  Overrides:
    ingoingFilter in class ResourceFilter

### setValue

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

  We override setValues to compute locally everything we need
  Parameters:
    `idx` - The index of the attribute to modify.
    `value` - The new attribute value.
  Overrides:
    setValue in class ResourceFrame

### initialize

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

  Initialize the filter.
  Overrides:
    initialize in class FramedResource

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