你当前正在访问 Microsoft Azure Global Edition 技术文档网站。 如果需要访问由世纪互联运营的 Microsoft Azure 中国技术文档网站，请访问 https://docs.azure.cn。

HashIndex Class

Package:

com.microsoft.azure.documentdb

Maven Artifact:

com.microsoft.azure:azure-documentdb:2.4.7

• java.lang.Object
• • com.microsoft.azure.documentdb.JsonSerializable
  • • com.microsoft.azure.documentdb.Index
    • • com.microsoft.azure.documentdb.HashIndex

public final class HashIndex
extends Index

Represents a hash index in the Azure Cosmos DB database service.

Constructor Summary

Constructor	Description
HashIndex(DataType dataType)	Specifies an instance of HashIndex class with specified DataType.
HashIndex(DataType dataType, int precision)	Initializes a new instance of the HashIndex class with specified DataType and precision.
HashIndex(String jsonString)	Initializes a new instance of the HashIndex class with json string.
HashIndex(JSONObject jsonObject)	Initializes a new instance of the HashIndex class with json object.

Method Summary

Modifier and Type	Method and Description
DataType	getDataType() Gets data type.
int	getPrecision() Gets precision.
void	setDataType(DataType dataType) Sets data type.
void	setPrecision(int precision) Sets precision.

Methods inherited from Index

Hash Hash Range Range Spatial getKind

Methods inherited from JsonSerializable

<T>getCollection <T>getObject <T>set <T>toObject get getBoolean getCollection getDouble getHashMap getInt getLogger getLong getMapper getObject getObjectByPath getString has remove toJson toJson toString toString

Methods inherited from java.lang.Object

java.lang.Object.clone java.lang.Object.equals java.lang.Object.finalize java.lang.Object.getClass java.lang.Object.hashCode java.lang.Object.notify java.lang.Object.notifyAll java.lang.Object.wait java.lang.Object.wait java.lang.Object.wait

Constructor Details

HashIndex

public HashIndex(DataType dataType)

Specifies an instance of HashIndex class with specified DataType.

Here is an example to instantiate HashIndex class passing in the DataType:

HashIndex hashIndex = new HashIndex(DataType.String);

Parameters:

dataType - the data type.

HashIndex

public HashIndex(DataType dataType, int precision)

Initializes a new instance of the HashIndex class with specified DataType and precision.

Here is an example to instantiate HashIndex class passing in the DataType:

HashIndex hashIndex = new HashIndex(DataType.String, 3);

Parameters:

dataType - the data type.

precision - the precision.

HashIndex

public HashIndex(String jsonString)

Initializes a new instance of the HashIndex class with json string.

Parameters:

jsonString - the json string that represents the index.

HashIndex

public HashIndex(JSONObject jsonObject)

Initializes a new instance of the HashIndex class with json object.

Parameters:

jsonObject - the json object that represents the index.

Method Details

getDataType

public DataType getDataType()

Gets data type.

Returns:

the data type.

getPrecision

public int getPrecision()

Gets precision.

Returns:

the precision.

setDataType

public void setDataType(DataType dataType)

Sets data type.

Parameters:

dataType - the data type.

setPrecision

public void setPrecision(int precision)

Sets precision.

Parameters:

precision - the precision.