com.google.android.exoplayer2.source

Class ForwardingTimeline

java.lang.Object

com.google.android.exoplayer2.Timeline

com.google.android.exoplayer2.source.ForwardingTimeline

public abstract class ForwardingTimeline
extends Timeline

An overridable Timeline implementation forwarding all methods to another timeline.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.android.exoplayer2.Timeline

Timeline.Period, Timeline.Window

Field Summary

Fields

Modifier and Type	Field and Description
protected Timeline	timeline

Fields inherited from class com.google.android.exoplayer2.Timeline

EMPTY

Constructor Summary

Constructors

Constructor and Description
ForwardingTimeline(Timeline timeline)

Method Summary

Modifier and Type	Method and Description
int	getFirstWindowIndex(boolean shuffleModeEnabled) Returns the index of the first window in the playback order depending on whether shuffling is enabled.
int	getIndexOfPeriod(java.lang.Object uid) Returns the index of the period identified by its unique id, or C.INDEX_UNSET if the period is not in the timeline.
int	getLastWindowIndex(boolean shuffleModeEnabled) Returns the index of the last window in the playback order depending on whether shuffling is enabled.
int	getNextWindowIndex(int windowIndex, int repeatMode, boolean shuffleModeEnabled) Returns the index of the window after the window at index windowIndex depending on the repeatMode and whether shuffling is enabled.
Timeline.Period	getPeriod(int periodIndex, Timeline.Period period, boolean setIds) Populates a Timeline.Period with data for the period at the specified index.
int	getPeriodCount() Returns the number of periods in the timeline.
int	getPreviousWindowIndex(int windowIndex, int repeatMode, boolean shuffleModeEnabled) Returns the index of the window before the window at index windowIndex depending on the repeatMode and whether shuffling is enabled.
Timeline.Window	getWindow(int windowIndex, Timeline.Window window, boolean setTag, long defaultPositionProjectionUs) Populates a Timeline.Window with data for the window at the specified index.
int	getWindowCount() Returns the number of windows in the timeline.

Methods inherited from class com.google.android.exoplayer2.Timeline

getNextPeriodIndex, getPeriod, getPeriodPosition, getPeriodPosition, getWindow, getWindow, isEmpty, isLastPeriod

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

timeline

protected final Timeline timeline

Constructor Detail

ForwardingTimeline

public ForwardingTimeline(Timeline timeline)

Method Detail

getWindowCount

public int getWindowCount()

Description copied from class: Timeline

Returns the number of windows in the timeline.

Specified by:

getWindowCount in class Timeline

getNextWindowIndex

public int getNextWindowIndex(int windowIndex,
                              int repeatMode,
                              boolean shuffleModeEnabled)

Description copied from class: Timeline

Returns the index of the window after the window at index windowIndex depending on the repeatMode and whether shuffling is enabled.

Overrides:

getNextWindowIndex in class Timeline

Parameters:

windowIndex - Index of a window in the timeline.

repeatMode - A repeat mode.

shuffleModeEnabled - Whether shuffling is enabled.

Returns:

The index of the next window, or C.INDEX_UNSET if this is the last window.

getPreviousWindowIndex

public int getPreviousWindowIndex(int windowIndex,
                                  int repeatMode,
                                  boolean shuffleModeEnabled)

Description copied from class: Timeline

Returns the index of the window before the window at index windowIndex depending on the repeatMode and whether shuffling is enabled.

Overrides:

getPreviousWindowIndex in class Timeline

Parameters:

windowIndex - Index of a window in the timeline.

repeatMode - A repeat mode.

shuffleModeEnabled - Whether shuffling is enabled.

Returns:

The index of the previous window, or C.INDEX_UNSET if this is the first window.

getLastWindowIndex

public int getLastWindowIndex(boolean shuffleModeEnabled)

Description copied from class: Timeline

Returns the index of the last window in the playback order depending on whether shuffling is enabled.

Overrides:

getLastWindowIndex in class Timeline

Parameters:

shuffleModeEnabled - Whether shuffling is enabled.

Returns:

The index of the last window in the playback order, or C.INDEX_UNSET if the timeline is empty.

getFirstWindowIndex

public int getFirstWindowIndex(boolean shuffleModeEnabled)

Description copied from class: Timeline

Returns the index of the first window in the playback order depending on whether shuffling is enabled.

Overrides:

getFirstWindowIndex in class Timeline

Parameters:

shuffleModeEnabled - Whether shuffling is enabled.

Returns:

The index of the first window in the playback order, or C.INDEX_UNSET if the timeline is empty.

getWindow

public Timeline.Window getWindow(int windowIndex,
                                 Timeline.Window window,
                                 boolean setTag,
                                 long defaultPositionProjectionUs)

Description copied from class: Timeline

Populates a Timeline.Window with data for the window at the specified index.

Specified by:

getWindow in class Timeline

Parameters:

windowIndex - The index of the window.

window - The Timeline.Window to populate. Must not be null.

setTag - Whether Timeline.Window.tag should be populated. If false, the field will be set to null. The caller should pass false for efficiency reasons unless the field is required.

defaultPositionProjectionUs - A duration into the future that the populated window's default start position should be projected.

Returns:

The populated Timeline.Window, for convenience.

getPeriodCount

public int getPeriodCount()

Description copied from class: Timeline

Returns the number of periods in the timeline.

Specified by:

getPeriodCount in class Timeline

getPeriod

public Timeline.Period getPeriod(int periodIndex,
                                 Timeline.Period period,
                                 boolean setIds)

Description copied from class: Timeline

Populates a Timeline.Period with data for the period at the specified index.

Specified by:

getPeriod in class Timeline

Parameters:

periodIndex - The index of the period.

period - The Timeline.Period to populate. Must not be null.

setIds - Whether Timeline.Period.id and Timeline.Period.uid should be populated. If false, the fields will be set to null. The caller should pass false for efficiency reasons unless the fields are required.

Returns:

The populated Timeline.Period, for convenience.

getIndexOfPeriod

public int getIndexOfPeriod(java.lang.Object uid)

Description copied from class: Timeline

Returns the index of the period identified by its unique id, or C.INDEX_UNSET if the period is not in the timeline.

Specified by:

getIndexOfPeriod in class Timeline

Parameters:

uid - A unique identifier for a period.

Returns:

The index of the period, or C.INDEX_UNSET if the period was not found.