# Descriptor

Artifact: [androidx.media3:media3-exoplayer-dash](https://developer.android.com/jetpack/androidx/releases/media3) [View Source](https://cs.android.com/search?q=file:androidx/media3/exoplayer/dash/manifest/Descriptor.java+class:androidx.media3.exoplayer.dash.manifest.Descriptor)

*** ** * ** ***


```
@UnstableApi
public final class Descriptor
```

<br />

*** ** * ** ***

A descriptor, as defined by ISO 23009-1, 2nd edition, 5.8.2.

## Summary

| ### Public fields |
|---|---|
| `final @https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/String.html` | `https://developer.android.com/reference/androidx/media3/exoplayer/dash/manifest/Descriptor#id()` The identifier, or null. |
| `final https://developer.android.com/reference/java/lang/String.html` | `https://developer.android.com/reference/androidx/media3/exoplayer/dash/manifest/Descriptor#schemeIdUri()` The scheme URI. |
| `final @https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/String.html` | `https://developer.android.com/reference/androidx/media3/exoplayer/dash/manifest/Descriptor#value()` The value, or null. |

| ### Public constructors |
|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/dash/manifest/Descriptor#Descriptor(java.lang.String,java.lang.String,java.lang.String)(https://developer.android.com/reference/java/lang/String.html schemeIdUri, @https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/String.html value, @https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/String.html id)` |

| ### Public methods |
|---|---|
| `boolean` | `https://developer.android.com/reference/androidx/media3/exoplayer/dash/manifest/Descriptor#equals(java.lang.Object)(@https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/Object.html obj)` |
| `int` | `https://developer.android.com/reference/androidx/media3/exoplayer/dash/manifest/Descriptor#hashCode()()` |

## Public fields

### id

```
public final @Nullable String id
```

The identifier, or null.

### schemeIdUri

```
public final String schemeIdUri
```

The scheme URI.

### value

```
public final @Nullable String value
```

The value, or null.

## Public constructors

### Descriptor

```
public Descriptor(String schemeIdUri, @Nullable String value, @Nullable String id)
```

| Parameters |
|---|---|
| `https://developer.android.com/reference/java/lang/String.html schemeIdUri` | The scheme URI. |
| `@https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/String.html value` | The value, or null. |
| `@https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/java/lang/String.html id` | The identifier, or null. |

## Public methods

### equals

```
public boolean equals(@Nullable Object obj)
```

### hashCode

```
public int hashCode()
```