de.otto.synapse.message

Class CompoundKey

java.lang.Object

de.otto.synapse.message.CompoundKey

All Implemented Interfaces:

Key, java.io.Serializable

public final class CompoundKey
extends java.lang.Object
implements Key

See Also:

Serialized Form

Field Summary

Fields inherited from interface de.otto.synapse.message.Key

NO_KEY

Method Summary

Modifier and Type	Method and Description
java.lang.String	compactionKey() Returns the part of the key that is used for message compaction, where a snapshot of a message log is taken by only keeping the latest message for every compaction-key.
boolean	equals(java.lang.Object o)
int	hashCode()
java.lang.String	partitionKey() Returns the part of the key that is used to select one of possibly several shards or partitions of a message channel.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface de.otto.synapse.message.Key

of, of, of

Method Detail

partitionKey

public java.lang.String partitionKey()

Description copied from interface: Key

Returns the part of the key that is used to select one of possibly several shards or partitions of a message channel.

All messages with the same partitionKey are guaranteed to keep their ordering.

Specified by:

partitionKey in interface Key

Returns:

partition key

compactionKey

public java.lang.String compactionKey()

Description copied from interface: Key

Returns the part of the key that is used for message compaction, where a snapshot of a message log is taken by only keeping the latest message for every compaction-key.

Specified by:

compactionKey in interface Key

Returns:

compaction key

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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object