UniqueKeyPolicy (Azure SDK for Java Reference Documentation)

java.lang.Object
- com.azure.data.cosmos.JsonSerializable
- - com.azure.data.cosmos.UniqueKeyPolicy

```
public class UniqueKeyPolicy
extends JsonSerializable
```
Represents the unique key policy configuration for specifying uniqueness constraints on documents in the collection in the Azure Cosmos DB service.

Constructor Summary

Constructors
Constructor Description

UniqueKeyPolicy()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Collection<UniqueKey>`	`uniqueKeys()`	Gets or sets collection of `UniqueKey` that guarantee uniqueness of documents in collection in the Azure Cosmos DB service.
`UniqueKeyPolicy`	`uniqueKeys(List<UniqueKey> uniqueKeys)`

Methods inherited from class com.azure.data.cosmos.JsonSerializable
get, getBoolean, getCollection, getDouble, getInt, getList, getLogger, getLong, getMap, getObject, getObjectByPath, getString, has, toJson, toJson, toObject, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - UniqueKeyPolicy
```
public UniqueKeyPolicy()
```
- Method Detail
  - uniqueKeys
```
public Collection<UniqueKey> uniqueKeys()
```
    Gets or sets collection of UniqueKey that guarantee uniqueness of documents in collection in the Azure Cosmos DB service.
    
    Returns:
    
    the unique keys.
  - uniqueKeys
```
public UniqueKeyPolicy uniqueKeys(List<UniqueKey> uniqueKeys)
```