net.ontopia.infoset.content
Interface ContentStoreIF

All Known Implementing Classes:

FileContentStore, InMemoryContentStore, JDBCContentStore, JDBCSequenceContentStore

public interface ContentStoreIF

INTERNAL: A simple content store interface that stores chunks of data associated with an integer key. The underlying implementation is responsible for creating the keys.

Method Summary

int	add(ContentInputStream data) INTERNAL: Creates an entry for the specified data value.
int	add(java.io.InputStream data, int length) INTERNAL: Creates an entry for the specified data value.
void	close() INTERNAL: Closes the content store.
boolean	containsKey(int key) INTERNAL: Returns true if the content store contains an entry with the specified key.
ContentInputStream	get(int key) INTERNAL: Gets the data value associated with the specified key.
boolean	remove(int key) INTERNAL: Removes the entry associated with the key.

Method Detail

containsKey

boolean containsKey(int key)
                    throws ContentStoreException

INTERNAL: Returns true if the content store contains an entry with the specified key.

Throws:

ContentStoreException

get

ContentInputStream get(int key)
                       throws ContentStoreException

INTERNAL: Gets the data value associated with the specified key.

Throws:

ContentStoreException

add

int add(ContentInputStream data)
        throws ContentStoreException

INTERNAL: Creates an entry for the specified data value.

Throws:

ContentStoreException

add

int add(java.io.InputStream data,
        int length)
        throws ContentStoreException

INTERNAL: Creates an entry for the specified data value.

Throws:

ContentStoreException

remove

boolean remove(int key)
               throws ContentStoreException

INTERNAL: Removes the entry associated with the key. If the key is not present the call has no effect.

Returns:

true if the key was present; false otherwise

Throws:

ContentStoreException

close

void close()
           throws ContentStoreException

INTERNAL: Closes the content store. This allows all internal resources to be released.

Throws:

ContentStoreException