Package org.apache.bookkeeper.bookie

Interface EntryLogMetadataMap

All Superinterfaces:

java.lang.AutoCloseable, java.io.Closeable

All Known Implementing Classes:

InMemoryEntryLogMetadataMap, PersistentEntryLogMetadataMap

public interface EntryLogMetadataMap
extends java.io.Closeable

Map-store to store Entrylogger metadata.

Method Summary

Modifier and Type	Method	Description
void	clear()	Clear all records from the map.
boolean	containsKey(long entryLogId)	Checks if record with entryLogId exists into the map.
void	forEach(java.util.function.BiConsumer<java.lang.Long,EntryLogMetadata> action)	Performs the given action for each entry in this map until all entries have been processed or the action throws an exception.
void	forKey(long entryLogId, java.util.function.BiConsumer<java.lang.Long,EntryLogMetadata> action)	Performs the given action for the key.
default boolean	isEmpty()	Returns true if there are no elements in the map.
void	put(long entryLogId, EntryLogMetadata entryLogMeta)	Adds entryLogMetadata record into the map.
void	remove(long entryLogId)	Removes entryLogMetadata record from the map.
int	size()	Returns number of entryLogMetadata records presents into the map.

Methods inherited from interface java.io.Closeable

close

Method Detail

containsKey

boolean containsKey(long entryLogId)
             throws BookieException.EntryLogMetadataMapException

Checks if record with entryLogId exists into the map.

Parameters:

entryLogId -

Returns:

Throws:

BookieException.EntryLogMetadataMapException

put

void put(long entryLogId,
         EntryLogMetadata entryLogMeta)
  throws BookieException.EntryLogMetadataMapException

Adds entryLogMetadata record into the map.

Parameters:

entryLogId -

entryLogMeta -

Throws:

BookieException.EntryLogMetadataMapException

forEach

void forEach(java.util.function.BiConsumer<java.lang.Long,EntryLogMetadata> action)
      throws BookieException.EntryLogMetadataMapException

Performs the given action for each entry in this map until all entries have been processed or the action throws an exception.

Parameters:

action -

Throws:

BookieException.EntryLogMetadataMapException

forKey

void forKey(long entryLogId,
            java.util.function.BiConsumer<java.lang.Long,EntryLogMetadata> action)
     throws BookieException.EntryLogMetadataMapException

Performs the given action for the key.

Parameters:

action -

Throws:

BookieException.EntryLogMetadataMapException

remove

void remove(long entryLogId)
     throws BookieException.EntryLogMetadataMapException

Removes entryLogMetadata record from the map.

Parameters:

entryLogId -

Throws:

BookieException.EntryLogMetadataMapException

size

int size()
  throws BookieException.EntryLogMetadataMapException

Returns number of entryLogMetadata records presents into the map.

Returns:

Throws:

BookieException.EntryLogMetadataMapException

isEmpty

default boolean isEmpty()
                 throws BookieException.EntryLogMetadataMapException

Returns true if there are no elements in the map.

Returns:

Throws:

BookieException.EntryLogMetadataMapException

clear

void clear()
    throws BookieException.EntryLogMetadataMapException

Clear all records from the map. For unit tests.

Throws:

BookieException.EntryLogMetadataMapException