Package de.otto.synapse.message

Class SimpleKey

  • All Implemented Interfaces:
    Key, java.io.Serializable
    public final class SimpleKey
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 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()  
      boolean isCompoundKey()  
      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

    • 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

      • isCompoundKey

        public boolean isCompoundKey()
        Specified by:
        isCompoundKey in interface 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