# Document.LongProperty.DefaultSerializer

Artifact: [androidx.appsearch:appsearch](https://developer.android.com/jetpack/androidx/releases/appsearch) [View Source](https://cs.android.com/search?q=file:androidx/appsearch/annotation/Document.java+class:androidx.appsearch.annotation.Document.LongProperty.DefaultSerializer) Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/appsearch#1.1.0)

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```
class Document.LongProperty.DefaultSerializer : LongSerializer<Long!>
```

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## Summary

| ### Public constructors |
|---|
| `https://developer.android.com/reference/kotlin/androidx/appsearch/annotation/Document.LongProperty.DefaultSerializer#DefaultSerializer()()` |

| ### Public functions |
|---|---|
| `https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-long/index.html` | `https://developer.android.com/reference/kotlin/androidx/appsearch/annotation/Document.LongProperty.DefaultSerializer#deserialize(long)(value: https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-long/index.html)` Deserializes a `https://developer.android.com/reference/kotlin/androidx/appsearch/app/LongSerializer` from a long. |
| `https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-long/index.html` | `https://developer.android.com/reference/kotlin/androidx/appsearch/annotation/Document.LongProperty.DefaultSerializer#serialize(java.lang.Long)(value: https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-long/index.html)` Serializes a `https://developer.android.com/reference/kotlin/androidx/appsearch/app/LongSerializer` to a long. |

## Public constructors

### DefaultSerializer

Added in 1.1.0

```
DefaultSerializer()
```

## Public functions

### deserialize

```
fun deserialize(value: Long): Long
```

Deserializes a `https://developer.android.com/reference/kotlin/androidx/appsearch/app/LongSerializer` from a long. Returns null if deserialization failed.

### serialize

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/appsearch#1.1.0)

```
fun serialize(value: Long): Long
```

Serializes a `https://developer.android.com/reference/kotlin/androidx/appsearch/app/LongSerializer` to a long.