com.google.android.exoplayer2.upstream.cache

Class DefaultContentMetadata

java.lang.Object

com.google.android.exoplayer2.upstream.cache.DefaultContentMetadata

All Implemented Interfaces:

ContentMetadata

public final class DefaultContentMetadata
extends java.lang.Object
implements ContentMetadata

Default implementation of ContentMetadata. Values are stored as byte arrays.

Field Summary

Fields

Modifier and Type	Field and Description
static DefaultContentMetadata	EMPTY An empty DefaultContentMetadata.

Fields inherited from interface com.google.android.exoplayer2.upstream.cache.ContentMetadata

INTERNAL_METADATA_NAME_PREFIX

Method Summary

Modifier and Type	Method and Description
boolean	contains(java.lang.String name) Returns whether the metadata is available.
DefaultContentMetadata	copyWithMutationsApplied(ContentMetadataMutations mutations) Returns a copy DefaultContentMetadata with mutations applied.
boolean	equals(java.lang.Object o)
byte[]	get(java.lang.String name, byte[] defaultValue) Returns a metadata value.
long	get(java.lang.String name, long defaultValue) Returns a metadata value.
java.lang.String	get(java.lang.String name, java.lang.String defaultValue) Returns a metadata value.
int	hashCode()
static DefaultContentMetadata	readFromStream(java.io.DataInputStream input) Deserializes a DefaultContentMetadata from the given input stream.
void	writeToStream(java.io.DataOutputStream output) Serializes itself to a DataOutputStream.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final DefaultContentMetadata EMPTY

An empty DefaultContentMetadata.

Method Detail

readFromStream

public static DefaultContentMetadata readFromStream(java.io.DataInputStream input)
                                             throws java.io.IOException

Deserializes a DefaultContentMetadata from the given input stream.

Parameters:

input - Input stream to read from.

Returns:

a DefaultContentMetadata instance.

Throws:

java.io.IOException - If an error occurs during reading from input.

copyWithMutationsApplied

public DefaultContentMetadata copyWithMutationsApplied(ContentMetadataMutations mutations)

Returns a copy DefaultContentMetadata with mutations applied. If mutations don't change anything, returns this instance.

writeToStream

public void writeToStream(java.io.DataOutputStream output)
                   throws java.io.IOException

Serializes itself to a DataOutputStream.

Parameters:

output - Output stream to store the values.

Throws:

java.io.IOException - If an error occurs during writing values to output.

get

public final byte[] get(java.lang.String name,
                        byte[] defaultValue)

Description copied from interface: ContentMetadata

Returns a metadata value.

Specified by:

get in interface ContentMetadata

Parameters:

name - Name of the metadata to be returned.

defaultValue - Value to return if the metadata doesn't exist.

Returns:

The metadata value.

get

public final java.lang.String get(java.lang.String name,
                                  java.lang.String defaultValue)

Description copied from interface: ContentMetadata

Returns a metadata value.

Specified by:

get in interface ContentMetadata

Parameters:

name - Name of the metadata to be returned.

defaultValue - Value to return if the metadata doesn't exist.

Returns:

The metadata value.

get

public final long get(java.lang.String name,
                      long defaultValue)

Description copied from interface: ContentMetadata

Returns a metadata value.

Specified by:

get in interface ContentMetadata

Parameters:

name - Name of the metadata to be returned.

defaultValue - Value to return if the metadata doesn't exist.

Returns:

The metadata value.

contains

public final boolean contains(java.lang.String name)

Description copied from interface: ContentMetadata

Returns whether the metadata is available.

Specified by:

contains in interface ContentMetadata

equals

public boolean equals(@Nullable
                      java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object