Package com.wowza.wms.dvr

Interface IDvrChunkMemoryCache

All Superinterfaces:
IDvrRawChunkProvider
public interface IDvrChunkMemoryCache extends IDvrRawChunkProvider
Interface for managing in-memory cache of chunks. The implementor is responsible for implementing the desired algorithm for keeping DVR chunks in memory.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    addToCache(int type, long index, com.wowza.wms.dvr.DvrChunk chunk)
    Provide in-memory cache the opportunity to add the DVR chunk to its cache.
    void
    addToCache(DvrManifestChunkEntry entry, com.wowza.wms.dvr.DvrChunk chunk)
    Provide in-memory cache the opportunity to add the DVR chunk to its cache.
    void
    closeCache()
     
    void
    init(IDvrStreamStore store)
    Called to initialize the in-memory cache.
    com.wowza.wms.dvr.DvrChunk
    retrieveRawChunk(int type, long index)
     
    com.wowza.wms.dvr.DvrChunk
    retrieveRawChunk(DvrManifestChunkEntry entry)
    Given the specified manifest entry, return the raw DVR chunk.
    void
    setContext(String context)
    Set the full context for this cache

  • Method Details

    • init

      void init(IDvrStreamStore store)
      Called to initialize the in-memory cache.
      Parameters:
      store - The DVR stream store associated with this cache.

    • setContext

      void setContext(String context)
      Set the full context for this cache
      Parameters:
      context -

    • retrieveRawChunk

      com.wowza.wms.dvr.DvrChunk retrieveRawChunk(DvrManifestChunkEntry entry)
      Description copied from interface: IDvrRawChunkProvider
      Given the specified manifest entry, return the raw DVR chunk.
      Specified by:
      retrieveRawChunk in interface IDvrRawChunkProvider
      Parameters:
      entry - The DVR manifest entry
      Returns:
      the DVR chunk or null if not able to return the chunk.

    • retrieveRawChunk

      com.wowza.wms.dvr.DvrChunk retrieveRawChunk(int type, long index)

    • closeCache

      void closeCache()

    • addToCache

      void addToCache(DvrManifestChunkEntry entry, com.wowza.wms.dvr.DvrChunk chunk)
      Provide in-memory cache the opportunity to add the DVR chunk to its cache. The implementation may choose to cache the chunk or ignore it.
      Parameters:
      entry - DVR manifest entry
      chunk - the chunk.

    • addToCache

      void addToCache(int type, long index, com.wowza.wms.dvr.DvrChunk chunk)
      Provide in-memory cache the opportunity to add the DVR chunk to its cache. The implementation may choose to cache the chunk or ignore it.
      Parameters:
      int - type
      int - index
      chunk - the chunk.