As a result you cannot rely on the existence of a final slash to identify a directory versus an item. The Windows Search Indexer trims the final slash from URLs. Represents a unique string that identifies the child item (for example, the file name). If no user security identifier (SID) is identified, the protocol handler is called in the security context of the system service.ĭefines the hierarchy of the store, where each forward slash ('/') is a separator between folder names. Identifies the user security context under which the protocol handler is called. Identifies which protocol handler to invoke for the URL. The URL syntax is described in the following table. The URL that is the first node in the hierarchy is called the search root Windows Search will begin indexing at the search root, requesting that the protocol handler enumerate child links for each URL. Windows Search uses URLs to uniquely identify items in the hierarchy of your Shell data source. Registering the Protocol Handler's File Type Handler.Guidelines for Registering a Protocol Handler.Installing and Registering a Protocol Handler.Implementing Filter Handlers for Containers.IUrlAccessor, IUrlAccessor2, IUrlAccessor3, and IUrlAccessor4.Implementing Protocol Handler Interfaces.The installation application can also add a search root and scope rules to define a default crawl scope for the Shell data source. Installing a protocol handler involves copying the DLL(s) to an appropriate location in the Program Files directory, and then registering the protocol handler through the registry.
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