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## org.red5.server.stream
Class ServerStream

    java.lang.Object
      org.red5.server.stream.AbstractStream
          org.red5.server.stream.ServerStream

All Implemented Interfaces:
  IBroadcastStream, IPlaylist, IServerStream, IStream, IConsumer, IFilter, IMessageComponent, IPipeConnectionListener, IProvider, IPushableConsumer

    public class ServerStream

extends AbstractStream
implements IServerStream, IFilter, IPushableConsumer, IPipeConnectionListener

An implementation for server side stream.

Author:
  The Red5 Project (red5@osflash.org), Steven Gong (steven.gong@gmail.com)

Nested Class Summary

Nested classes/interfaces inherited from class org.red5.server.stream.AbstractStream
`AbstractStream.State`

Field Summary
`protected IPlaylistController` | `controller` Actual playlist controller
`protected IPlayItem` | `currentItem` Current item
`protected IPlaylistController` | `defaultController` Default playlist controller
`protected CopyOnWriteArrayList<IPlayItem>` | `items` List of items in this playlist
`protected String` | `publishedName` Stream published name
`protected String` | `recordingFilename` The filename we are recording to.

Fields inherited from class org.red5.server.stream.AbstractStream
`creationTime, metaData, state`

Fields inherited from interface org.red5.server.messaging.IPushableConsumer
`KEY`

Constructor Summary
`ServerStream()` Constructs a new ServerStream.

Method Summary
`void` | `addItem(IPlayItem item)` Add an item to the list.
`void` | `addItem(IPlayItem item, int index)` Add an item to specific index.
`void` | `addStreamListener(IStreamListener listener)` Add a listener to be notified about received packets.
`void` | `close()` Close this stream.
`IPlayItem` | `getCurrentItem()` Get currently playing item
`int` | `getCurrentItemIndex()` Get currently playing item index.
`IPlayItem` | `getItem(int index)` Get the item according to the index.
`int` | `getItemSize()` Return number of items in list
`protected RTMPMessage` | `getNextRTMPMessage()` Getter for next RTMP message.
`IProvider` | `getProvider()` Get the provider corresponding to this stream.
`String` | `getPublishedName()` Get stream publish name.
`String` | `getSaveFilename()` Get the filename the stream is being saved as.
`Collection<IStreamListener>` | `getStreamListeners()` Return registered stream listeners.
`boolean` | `hasMoreItems()` Check if the playlist has more items after the currently playing one.
`boolean` | `isRandom()` Whether items are randomly played.
`boolean` | `isRepeat()` Whether repeat playing an item.
`boolean` | `isRewind()` Whether rewind the list.
`protected void` | `moveToNext()` Move to the next item updating the currentItemIndex.
`protected void` | `moveToPrevious()` Move to the previous item updating the currentItemIndex.
`void` | `nextItem()` Go for next item decided by controller logic.
`protected void` | `notifyBroadcastClose()` Notifies handler on stream broadcast stop
`protected void` | `notifyBroadcastStart()` Notifies handler on stream broadcast start
`protected void` | `onItemEnd()` Play next item on item end
`void` | `onOOBControlMessage(IMessageComponent source, IPipe pipe, OOBControlMessage oobCtrlMsg)`
`void` | `onPipeConnectionEvent(PipeConnectionEvent event)` Pipe connection event handler.
`void` | `pause()` Toggles the paused state.
`protected void` | `play(IPlayItem item)` Play a specific IPlayItem.
`void` | `previousItem()` Go for the previous played item.
`void` | `pushMessage(IPipe pipe, IMessage message)` Pushes message through pipe
`void` | `removeAllItems()` Remove all items.
`void` | `removeItem(int index)` Remove an item from list.
`void` | `removeStreamListener(IStreamListener listener)` Remove a listener from being notified about received packets.
`void` | `saveAs(String name, boolean isAppend)` Save the broadcast stream as a file.
`protected void` | `scheduleNextMessage()` Pull the next message from IMessageInput and schedule it for push according to the timestamp.
`void` | `seek(int position)` Seek to a given position in the stream.
`void` | `setItem(int index)` Set the current item for playing.
`void` | `setPlaylistController(IPlaylistController controller)` Set list controller.
`void` | `setPublishedName(String name)`
`void` | `setRandom(boolean random)` Set whether items should be randomly played.
`void` | `setRepeat(boolean repeat)` Set whether repeat playing an item.
`void` | `setRewind(boolean rewind)` Set whether rewind the list.
`void` | `start()` Start this server-side stream
`protected void` | `startBroadcastVOD()` Begin VOD broadcasting
`void` | `stop()` Stop this server-side stream

Methods inherited from class org.red5.server.stream.AbstractStream
`getCodecInfo, getCreationTime, getMetaData, getName, getScope, getStreamAwareHandler, setCodecInfo, setName, setScope`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Methods inherited from interface org.red5.server.api.stream.IBroadcastStream
`getMetaData`

Methods inherited from interface org.red5.server.api.stream.IStream
`getCodecInfo, getCreationTime, getName, getScope`

Field Detail

### publishedName

    protected String publishedName

  Stream published name

### controller

    protected IPlaylistController controller

  Actual playlist controller

### defaultController

    protected IPlaylistController defaultController

  Default playlist controller

### items

    protected CopyOnWriteArrayList<IPlayItem> items

  List of items in this playlist

### currentItem

    protected IPlayItem currentItem

  Current item

### recordingFilename

    protected String recordingFilename

  The filename we are recording to.

Constructor Detail

### ServerStream

    public ServerStream()

  Constructs a new ServerStream.

Method Detail

### addItem

    public void addItem(IPlayItem item)

  Add an item to the list.

  Specified by:
    `addItem` in interface `IPlaylist`
  Parameters:
    `item` - Playlist item

### addItem

    public void addItem(IPlayItem item,
                        int index)

  Add an item to specific index.

  Specified by:
    `addItem` in interface `IPlaylist`
  Parameters:
    `item` - Playlist item
    `index` - Index in list

### removeItem

    public void removeItem(int index)

  Remove an item from list.

  Specified by:
    `removeItem` in interface `IPlaylist`
  Parameters:
    `index` - Index in list

### removeAllItems

    public void removeAllItems()

  Remove all items.

  Specified by:
    `removeAllItems` in interface `IPlaylist`

### getItemSize

    public int getItemSize()

  Return number of items in list

  Specified by:
    `getItemSize` in interface `IPlaylist`
  Returns:
    Number of items in list

### getCurrentItemIndex

    public int getCurrentItemIndex()

  Get currently playing item index.

  Specified by:
    `getCurrentItemIndex` in interface `IPlaylist`
  Returns:
    Currently playing item index.

### getCurrentItem

    public IPlayItem getCurrentItem()

  Get currently playing item

  Specified by:
    `getCurrentItem` in interface `IPlaylist`
  Returns:
    Item

### getItem

    public IPlayItem getItem(int index)

  Get the item according to the index.

  Specified by:
    `getItem` in interface `IPlaylist`
  Parameters:
    `index` - Item index
  Returns:
    Item at that index in list

### previousItem

    public void previousItem()

  Go for the previous played item.

  Specified by:
    `previousItem` in interface `IPlaylist`

### hasMoreItems

    public boolean hasMoreItems()

  Check if the playlist has more items after the currently playing one.

  Specified by:
    `hasMoreItems` in interface `IPlaylist`
  Returns:
    `true` if more items are available, `false` otherwise

### nextItem

    public void nextItem()

  Go for next item decided by controller logic.

  Specified by:
    `nextItem` in interface `IPlaylist`

### setItem

    public void setItem(int index)

  Set the current item for playing.

  Specified by:
    `setItem` in interface `IPlaylist`
  Parameters:
    `index` - Position in list

### isRandom

    public boolean isRandom()

  Whether items are randomly played.

  Specified by:
    `isRandom` in interface `IPlaylist`
  Returns:
    `true` if shuffle is on for this list, `false` otherwise

### setRandom

    public void setRandom(boolean random)

  Set whether items should be randomly played.

  Specified by:
    `setRandom` in interface `IPlaylist`
  Parameters:
    `random` - Shuffle flag

### isRewind

    public boolean isRewind()

  Whether rewind the list.

  Specified by:
    `isRewind` in interface `IPlaylist`
  Returns:
    `true` if playlist is rewind on end, `false` otherwise

### setRewind

    public void setRewind(boolean rewind)

  Set whether rewind the list.

  Specified by:
    `setRewind` in interface `IPlaylist`
  Parameters:
    `rewind` - New vallue for rewind flag

### isRepeat

    public boolean isRepeat()

  Whether repeat playing an item.

  Specified by:
    `isRepeat` in interface `IPlaylist`
  Returns:
    `true` if repeat mode is on for this playlist, `false` otherwise

### setRepeat

    public void setRepeat(boolean repeat)

  Set whether repeat playing an item.

  Specified by:
    `setRepeat` in interface `IPlaylist`
  Parameters:
    `repeat` - New value for item playback repeat flag

### setPlaylistController

    public void setPlaylistController(IPlaylistController controller)

  Set list controller.

  Specified by:
    `setPlaylistController` in interface `IPlaylist`
  Parameters:
    `controller` - Playlist controller

### saveAs

    public void saveAs(String name,
                       boolean isAppend)
                throws IOException,
                       ResourceNotFoundException,
                       ResourceExistException

  Save the broadcast stream as a file.

  Specified by:
    `saveAs` in interface `IBroadcastStream`
  Parameters:
    `name` - The path of the file relative to the scope.
    `isAppend` - Whether to append to the end of file.
  Throws:
    `IOException` - File could not be created/written to.
    `ResourceNotFoundException` - Resource not exist when trying to append.
    `ResourceExistException` - Resource exist when trying to create.

### getSaveFilename

    public String getSaveFilename()

  Get the filename the stream is being saved as.

  Specified by:
    `getSaveFilename` in interface `IBroadcastStream`
  Returns:
    The filename relative to the scope or `null` if the stream is not being saved.

### getProvider

    public IProvider getProvider()

  Get the provider corresponding to this stream. Provider objects are object that

  Specified by:
    `getProvider` in interface `IBroadcastStream`
  Returns:
    the provider

### getPublishedName

    public String getPublishedName()

  Get stream publish name. Publish name is the value of the first parameter had been passed to `NetStream.publish` on client side in SWF.

  Specified by:
    `getPublishedName` in interface `IBroadcastStream`
  Returns:
    Stream publish name

### setPublishedName

    public void setPublishedName(String name)

  Specified by:
    `setPublishedName` in interface `IBroadcastStream`
  Parameters:
    `name` - Set stream publish name

### start

    public void start()

  Start this server-side stream

  Specified by:
    `start` in interface `IStream`

### stop

    public void stop()

  Stop this server-side stream

  Specified by:
    `stop` in interface `IStream`

### pause

    public void pause()

  Toggles the paused state.

  Specified by:
    `pause` in interface `IServerStream`

### seek

    public void seek(int position)

  Seek to a given position in the stream.

  Specified by:
    `seek` in interface `IServerStream`
  Parameters:
    `position` - new playback position in milliseconds

### close

    public void close()

  Close this stream.

  Specified by:
    `close` in interface `IStream`

### onOOBControlMessage

    public void onOOBControlMessage(IMessageComponent source,
                                    IPipe pipe,
                                    OOBControlMessage oobCtrlMsg)

  Specified by:
    `onOOBControlMessage` in interface `IMessageComponent`
  Parameters:
    `source` - Message component source
    `pipe` - Connection pipe TODO
    `oobCtrlMsg` - Out-of-band control message

### pushMessage

    public void pushMessage(IPipe pipe,
                            IMessage message)
                     throws IOException

  Pushes message through pipe

  Specified by:
    `pushMessage` in interface `IPushableConsumer`
  Parameters:
    `pipe` - Pipe
    `message` - Message
  Throws:
    `IOException` - if message could not be written

### onPipeConnectionEvent

    public void onPipeConnectionEvent(PipeConnectionEvent event)

  Pipe connection event handler. There are two types of pipe connection events so far, provider push connection event and provider disconnection event. Pipe events handling is the most common way of working with pipes.

  Specified by:
    `onPipeConnectionEvent` in interface `IPipeConnectionListener`
  Parameters:
    `event` - Pipe connection event context

### play

    protected void play(IPlayItem item)

  Play a specific IPlayItem. The strategy for now is VOD first, Live second. Should be called in a synchronized context.

  Parameters:
    `item` - Item to play

### onItemEnd

    protected void onItemEnd()

  Play next item on item end

### startBroadcastVOD

    protected void startBroadcastVOD()

  Begin VOD broadcasting

### notifyBroadcastClose

    protected void notifyBroadcastClose()

  Notifies handler on stream broadcast stop

### notifyBroadcastStart

    protected void notifyBroadcastStart()

  Notifies handler on stream broadcast start

### scheduleNextMessage

    protected void scheduleNextMessage()

  Pull the next message from IMessageInput and schedule it for push according to the timestamp.

### getNextRTMPMessage

    protected RTMPMessage getNextRTMPMessage()

  Getter for next RTMP message.

  Returns:
    Next RTMP message

### moveToNext

    protected void moveToNext()

  Move to the next item updating the currentItemIndex. Should be called in synchronized context.

### moveToPrevious

    protected void moveToPrevious()

  Move to the previous item updating the currentItemIndex. Should be called in synchronized context.

### addStreamListener

    public void addStreamListener(IStreamListener listener)

  Description copied from interface: `IBroadcastStream`
  Add a listener to be notified about received packets.

  Specified by:
    `addStreamListener` in interface `IBroadcastStream`
  Parameters:
    `listener` - the listener to add

### getStreamListeners

    public Collection<IStreamListener> getStreamListeners()

  Description copied from interface: `IBroadcastStream`
  Return registered stream listeners.

  Specified by:
    `getStreamListeners` in interface `IBroadcastStream`
  Returns:
    the registered listeners

### removeStreamListener

    public void removeStreamListener(IStreamListener listener)

  Description copied from interface: `IBroadcastStream`
  Remove a listener from being notified about received packets.

  Specified by:
    `removeStreamListener` in interface `IBroadcastStream`
  Parameters:
    `listener` - the listener to remove

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