IndexModel (mongo-java-driver 3.12.10 API)乐学网一站式学习平台

java.lang.Object
- com.mongodb.client.model.IndexModel

```
public class IndexModel
extends Object
```
A model describing the creation of a single index.

Since:

3.0

MongoDB documentation
Index options

Constructor Summary

Constructors
Constructor	Description
`IndexModel(Bson keys)`	Construct an instance with the given keys.
`IndexModel(Bson keys, IndexOptions options)`	Construct an instance with the given keys and options.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Bson`	`getKeys()`	Gets the index keys.
`IndexOptions`	`getOptions()`	Gets the index options.
`String`	`toString()`

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

- Constructor Detail
  - IndexModel
```
public IndexModel(Bson keys)
```
    Construct an instance with the given keys.
    
    Parameters:
    
    keys - the index keys
  - IndexModel
```
public IndexModel(Bson keys,
                  IndexOptions options)
```
    Construct an instance with the given keys and options.
    
    Parameters:
    
    keys - the index keys
    
    options - the index options
- Method Detail
  - getKeys
```
public Bson getKeys()
```
    Gets the index keys.
    
    Returns:
    
    the index keys
  - getOptions
```
public IndexOptions getOptions()
```
    Gets the index options.
    
    Returns:
    
    the index options
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object