ReadConcern (mongo-java-driver 3.6.0 API)

java.lang.Object
- com.mongodb.ReadConcern

```
public final class ReadConcern
extends java.lang.Object
```
A read concern allows clients to choose a level of isolation for their reads.

Since:

3.2

MongoDB documentation

Read Concern

Since server release

3.2

Field Summary

Fields
Modifier and Type	Field and Description
`static ReadConcern`	`DEFAULT` Use the servers default read concern.
`static ReadConcern`	`LINEARIZABLE` The linearizable read concern.
`static ReadConcern`	`LOCAL` The local read concern.
`static ReadConcern`	`MAJORITY` The majority read concern.

Constructor Summary

Constructors
Constructor and Description

ReadConcern(ReadConcernLevel level)
Construct a new read concern

Constructors
Constructor and Description
`ReadConcern(ReadConcernLevel level)` Construct a new read concern

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`BsonDocument`	`asDocument()` Gets this read concern as a document.
`boolean`	`equals(java.lang.Object o)`
`ReadConcernLevel`	`getLevel()` Gets the read concern level.
`int`	`hashCode()`
`boolean`	`isServerDefault()`

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

- Field Detail
  - DEFAULT
```
public static final ReadConcern DEFAULT
```
    Use the servers default read concern.
  - LOCAL
```
public static final ReadConcern LOCAL
```
    The local read concern.
  - MAJORITY
```
public static final ReadConcern MAJORITY
```
    The majority read concern.
  - LINEARIZABLE
```
public static final ReadConcern LINEARIZABLE
```
    The linearizable read concern.
    This read concern is only compatible with ReadPreference.primary().
    
    Since:
    
    3.4
    
    Since server release
    
    3.4
- Constructor Detail
  - ReadConcern
```
public ReadConcern(ReadConcernLevel level)
```
    Construct a new read concern
    
    Parameters:
    
    level - the read concern level
- Method Detail
  - getLevel
```
public ReadConcernLevel getLevel()
```
    Gets the read concern level.
    
    Returns:
    
    the read concern level, which may be null (which indicates to use the server's default level)
    
    Since:
    
    3.6
  - isServerDefault
```
public boolean isServerDefault()
```
    Returns:
    
    true if this is the server default read concern
  - asDocument
```
public BsonDocument asDocument()
```
    Gets this read concern as a document.
    
    Returns:
    
    The read concern as a BsonDocument
  - equals
```
public boolean equals(java.lang.Object o)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object

Class ReadConcern

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

DEFAULT

LOCAL

MAJORITY

LINEARIZABLE

Constructor Detail

ReadConcern

Method Detail

getLevel

isServerDefault

asDocument

equals

hashCode