org.apache.polygene.entitystore.mongodb

Enum MongoDBEntityStoreConfiguration.WriteConcern

java.lang.Object

java.lang.Enum<MongoDBEntityStoreConfiguration.WriteConcern>

org.apache.polygene.entitystore.mongodb.MongoDBEntityStoreConfiguration.WriteConcern

All Implemented Interfaces:

Serializable, Comparable<MongoDBEntityStoreConfiguration.WriteConcern>

Enclosing interface:

MongoDBEntityStoreConfiguration

public static enum MongoDBEntityStoreConfiguration.WriteConcern
extends Enum<MongoDBEntityStoreConfiguration.WriteConcern>

Enum Constant Summary

Enum Constants

Enum Constant and Description
ACKNOWLEDGED Write operations that use this write concern will wait for acknowledgement, using the default write concern configured on the server.
JOURNALED Write operations wait for the server to group commit to the journal file on disk.
MAJORITY Exceptions are raised for network issues, and server errors; waits on a majority of servers for the write operation.
UNACKNOWLEDGED Write operations that use this write concern will return as soon as the message is written to the socket.
W1 Write operations that use this write concern will wait for acknowledgement from a single member.
W2 Write operations that use this write concern will wait for acknowledgement from two members.
W3 Write operations that use this write concern will wait for acknowledgement from three members.

Method Summary

Modifier and Type	Method and Description
static MongoDBEntityStoreConfiguration.WriteConcern	valueOf(String name) Returns the enum constant of this type with the specified name.
static MongoDBEntityStoreConfiguration.WriteConcern[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

ACKNOWLEDGED

public static final MongoDBEntityStoreConfiguration.WriteConcern ACKNOWLEDGED

Write operations that use this write concern will wait for acknowledgement, using the default write concern configured on the server. This is the default value.

W1

public static final MongoDBEntityStoreConfiguration.WriteConcern W1

Write operations that use this write concern will wait for acknowledgement from a single member.

W2

public static final MongoDBEntityStoreConfiguration.WriteConcern W2

Write operations that use this write concern will wait for acknowledgement from two members.

W3

public static final MongoDBEntityStoreConfiguration.WriteConcern W3

Write operations that use this write concern will wait for acknowledgement from three members.

UNACKNOWLEDGED

public static final MongoDBEntityStoreConfiguration.WriteConcern UNACKNOWLEDGED

Write operations that use this write concern will return as soon as the message is written to the socket. Exceptions are raised for network issues, but not server errors.

JOURNALED

public static final MongoDBEntityStoreConfiguration.WriteConcern JOURNALED

Write operations wait for the server to group commit to the journal file on disk.

MAJORITY

public static final MongoDBEntityStoreConfiguration.WriteConcern MAJORITY

Exceptions are raised for network issues, and server errors; waits on a majority of servers for the write operation.

Method Detail

values

public static MongoDBEntityStoreConfiguration.WriteConcern[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (MongoDBEntityStoreConfiguration.WriteConcern c : MongoDBEntityStoreConfiguration.WriteConcern.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static MongoDBEntityStoreConfiguration.WriteConcern valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null