# MediaSession.QueueItem

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

# QueueItem

*** ** * ** ***

Kotlin\|[Java](https://developer.android.com/reference/android/media/session/MediaSession.QueueItem "View this page in Java")  

```
class QueueItem : Parcelable
```

|---|----------------------------------------------------------------------------------------------------------------------------------------------|
| [kotlin.Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html)                                                               ||
| ↳ | [android.media.session.MediaSession.QueueItem](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#) |

A single item that is part of the play queue. It contains a description of the item and its id in the queue.

## Summary

|                                                                                                               Constants                                                                                                                ||
|----------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------|
| static[Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [UNKNOWN_ID](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#UNKNOWN_ID:kotlin.Int) This id is reserved. |

| Inherited constants ||
|---|---|
| From class[Parcelable](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#) |----------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [CONTENTS_FILE_DESCRIPTOR](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#CONTENTS_FILE_DESCRIPTOR:kotlin.Int) <br /> Descriptor bit used with[describeContents()](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#describeContents()): indicates that the Parcelable object's flattened representation includes a file descriptor. <br />                                                                                                                                                                                                        | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [PARCELABLE_WRITE_RETURN_VALUE](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#PARCELABLE_WRITE_RETURN_VALUE:kotlin.Int) <br /> Flag for use with[writeToParcel](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#writeToParcel(android.os.Parcel,%20kotlin.Int)): the object being written is a return value, that is the result of a function such as "`Parcelable someFunction()`", "`void someFunction(out Parcelable)`", or "`void someFunction(inout Parcelable)`". Some implementations may want to release resources at this point. <br /> | ||

|                                                                                                                                                                                                                                                     Public constructors                                                                                                                                                                                                                                                     ||
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---|
| [QueueItem](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#QueueItem(android.media.MediaDescription,%20kotlin.Long))`(`description:` `[MediaDescription](https://developer.android.com/reference/kotlin/android/media/MediaDescription.html#)!`, `id:` `[Long](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-long/index.html)`)` Create a new[MediaSession.QueueItem](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#). |

|                                                                                                                                                                                                                          Public methods                                                                                                                                                                                                                           ||
|----------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)                               | [describeContents](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#describeContents())`()` <br />                                                                                                                                                                                                           |
| [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)                       | [equals](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#equals(kotlin.Any))`(`other:` `[Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html)?`)` <br />                                                                                                                               |
| [MediaDescription](https://developer.android.com/reference/kotlin/android/media/MediaDescription.html#)! | [getDescription](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#getDescription())`()` Get the description for this item.                                                                                                                                                                                   |
| [Long](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-long/index.html)                             | [getQueueId](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#getQueueId())`()` Get the queue id for this item.                                                                                                                                                                                              |
| [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)                         | [toString](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#toString())`()` <br />                                                                                                                                                                                                                           |
| [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html)                             | [writeToParcel](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#writeToParcel(android.os.Parcel,%20kotlin.Int))`(`dest:` `[Parcel](https://developer.android.com/reference/kotlin/android/os/Parcel.html#)`, `flags:` `[Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)`)` <br /> |

|                                                                                                                                                                                           Properties                                                                                                                                                                                           ||
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|
| static[Parcelable.Creator](https://developer.android.com/reference/kotlin/android/os/Parcelable.Creator.html#)\<[MediaSession.QueueItem](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#)!\> | [CREATOR](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#CREATOR:android.os.Parcelable.Creator) <br /> |

## Constants

### UNKNOWN_ID

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
static val UNKNOWN_ID: Int
```

This id is reserved. No items can be explicitly assigned this id.  

    Value: -1

## Public constructors

### QueueItem

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
QueueItem(
    description: MediaDescription!, 
    id: Long)
```

Create a new[MediaSession.QueueItem](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#).

|                                                                                                                                                   Parameters                                                                                                                                                   ||
|---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `description` | [MediaDescription](https://developer.android.com/reference/kotlin/android/media/MediaDescription.html#)!:The[MediaDescription](https://developer.android.com/reference/kotlin/android/media/MediaDescription.html#)for this item.                                                               |
| `id`          | [Long](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-long/index.html):An identifier for this item. It must be unique within the play queue and cannot be[UNKNOWN_ID](https://developer.android.com/reference/kotlin/android/media/session/MediaSession.QueueItem#UNKNOWN_ID:kotlin.Int). |

## Public methods

### describeContents

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun describeContents(): Int
```

|                                                                                                                                                                               Return                                                                                                                                                                               ||
|----------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | a bitmask indicating the set of special object types marshaled by this Parcelable object instance. Value is either`0`or[android.os.Parcelable#CONTENTS_FILE_DESCRIPTOR](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#CONTENTS_FILE_DESCRIPTOR:kotlin.Int) |

### equals

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun equals(other: Any?): Boolean
```

|                     Parameters                     ||
|-------|---------------------------------------------|
| `obj` | the reference object with which to compare. |

|                                                                           Return                                                                           ||
|------------------------------------------------------------------------------------|------------------------------------------------------------------------|
| [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html) | `true`if this object is the same as the obj argument;`false`otherwise. |

### getDescription

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun getDescription(): MediaDescription!
```

Get the description for this item.  

### getQueueId

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun getQueueId(): Long
```

Get the queue id for this item.  

### toString

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun toString(): String
```

|                                                          Return                                                          ||
|----------------------------------------------------------------------------------|----------------------------------------|
| [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html) | a string representation of the object. |

### writeToParcel

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun writeToParcel(
    dest: Parcel, 
    flags: Int
): Unit
```

|                                                                                                                                                                                                                                                                                     Parameters                                                                                                                                                                                                                                                                                     ||
|---------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `dest`  | [Parcel](https://developer.android.com/reference/kotlin/android/os/Parcel.html#):The Parcel in which the object should be written. This value cannot be`null`.                                                                                                                                                                                                                                                                                                                                                                                                            |
| `flags` | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html):Additional flags about how the object should be written. May be 0 or[PARCELABLE_WRITE_RETURN_VALUE](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#PARCELABLE_WRITE_RETURN_VALUE:kotlin.Int). Value is either`0`or a combination of[android.os.Parcelable#PARCELABLE_WRITE_RETURN_VALUE](https://developer.android.com/reference/kotlin/android/os/Parcelable.html#PARCELABLE_WRITE_RETURN_VALUE:kotlin.Int), and android.os.Parcelable.PARCELABLE_ELIDE_DUPLICATES |

## Properties

### CREATOR

Added in[API level 21](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
static val CREATOR: Parcelable.Creator<MediaSession.QueueItem!>
```