This flag applies to the next, and all following, URLConnections that are created. Some protocols do caching of documents. If the UseCaches flag on a connection is true, the connection is allowed to use whatever caches it can. If false, caches are to be ignored. The default value comes from DefaultUseCaches, which defaults to true.
Some protocols support skipping fetching unless the object is newer than some time.
This flag applies to the next, and all following, URLConnections that are created. The value associated with it. When a URLConnection is created, it gets initialized with these properties. The value associated with it. Sets the ContentHandler factory.