Package org.apache.commons.net.nntp

Class Threader

  • public class Threader
extends java.lang.Object

    • Constructor Detail

      • Threader

        public Threader()

    • Method Detail

      • thread

        public Threadable thread​(java.util.List<? extends Threadable> messages)
        The client passes in a list of Threadable objects, and the Threader constructs a connected 'graph' of messages
        Parameters:
        messages - list of messages to thread, must not be empty
        Returns:
        null if messages == null or root.child == null or messages list is empty
        Since:
        2.2

      • thread

        public Threadable thread​(java.lang.Iterable<? extends Threadable> messages)
        The client passes in a list of Iterable objects, and the Threader constructs a connected 'graph' of messages
        Parameters:
        messages - iterable of messages to thread, must not be empty
        Returns:
        null if messages == null or root.child == null or messages list is empty
        Since:
        3.0

      • buildContainer

        private void buildContainer​(Threadable threadable,
                            java.util.HashMap<java.lang.String,​ThreadContainer> idTable)
        Parameters:
        threadable -
        idTable -

      • findRootSet

        private ThreadContainer findRootSet​(java.util.HashMap<java.lang.String,​ThreadContainer> idTable)
        Find the root set of all existing ThreadContainers
        Parameters:
        idTable -
        Returns:
        root the ThreadContainer representing the root node

      • pruneEmptyContainers

        private void pruneEmptyContainers​(ThreadContainer parent)
        Delete any empty or dummy ThreadContainers
        Parameters:
        parent -

      • gatherSubjects

        private void gatherSubjects​(ThreadContainer root)
        If any two members of the root set have the same subject, merge them. This is to attempt to accomodate messages without References: headers.
        Parameters:
        root -

      • thread

        @Deprecated
public Threadable thread​(Threadable[] messages)
        Deprecated.
        (2.2) prefer thread(List)
        The client passes in an array of Threadable objects, and the Threader constructs a connected 'graph' of messages
        Parameters:
        messages - array of messages to thread, must not be empty
        Returns:
        null if messages == null or root.child == null or messages array is empty