Package io.joynr.messaging

Enum MessagingQosEffort

java.lang.Object

java.lang.Enum<MessagingQosEffort>

io.joynr.messaging.MessagingQosEffort

All Implemented Interfaces:

Serializable, Comparable<MessagingQosEffort>

public enum MessagingQosEffort
extends Enum<MessagingQosEffort>

Used in MessagingQos to describe how much effort should be expent on ensuring the delivery of the message.

Enum Constant Summary

Enum Constants

Enum Constant	Description
BEST_EFFORT	Best effort means that the messaging system will ensure the message is sent out, but will not guarantee that it is received, also meaning the message is not persisted awaiting delivery if the receiver is not currently online.
NORMAL	Normal effort means that the messaging system will guarantee delivery of the message, including temporarily persisting the message as necessary if the receiver is not currently online.

Method Summary

Modifier and Type	Method	Description
static MessagingQosEffort	valueOf(String name)	Returns the enum constant of this type with the specified name.
static MessagingQosEffort[]	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

NORMAL

public static final MessagingQosEffort NORMAL

Normal effort means that the messaging system will guarantee delivery of the message, including temporarily persisting the message as necessary if the receiver is not currently online. Also known as 'at least once'.

BEST_EFFORT

public static final MessagingQosEffort BEST_EFFORT

Best effort means that the messaging system will ensure the message is sent out, but will not guarantee that it is received, also meaning the message is not persisted awaiting delivery if the receiver is not currently online. Also known as 'at most once' or 'fire and forget'.

Method Detail

values

public static MessagingQosEffort[] 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 (MessagingQosEffort c : MessagingQosEffort.values())
    System.out.println(c);

Returns:

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

valueOf

public static MessagingQosEffort 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