Package org.tentackle.wurblet

Class JoinPath

  • All Implemented Interfaces:
    org.tentackle.common.Path<JoinPath,​Join>
    public class JoinPath
extends java.lang.Object
implements org.tentackle.common.Path<JoinPath,​Join>
    Path of Joins.
    Author:
    harald

    • Constructor Summary

      Constructors 
      Constructor Description
      JoinPath​(java.util.List<Join> elements, java.util.List<JoinPath> paths)
      Creates a relation path.
      JoinPath​(Join element, java.util.List<JoinPath> paths)
      Creates a normalized relation path.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      Join findJoin​(java.util.List<org.tentackle.model.Relation> relations)
      Find the join for given relation path.
      java.util.List<Join> getElements()  
      java.util.List<JoinPath> getPaths()  
      void normalize()
      Normalizes the join and all subjoins.
      A normalized join contains only a single element.
      java.lang.String toString()  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

    • Constructor Detail

      • JoinPath

        public JoinPath​(java.util.List<Join> elements,
                java.util.List<JoinPath> paths)
        Creates a relation path.
        Parameters:
        elements - the relations, null or empty if none
        paths - the continuation paths, null or empty if none

      • JoinPath

        public JoinPath​(Join element,
                java.util.List<JoinPath> paths)
        Creates a normalized relation path.
        Parameters:
        element - the relation
        paths - the continuation paths, null or empty if none

    • Method Detail

      • getElements

        public java.util.List<Join> getElements()
        Specified by:
        getElements in interface org.tentackle.common.Path<JoinPath,​Join>

      • getPaths

        public java.util.List<JoinPath> getPaths()
        Specified by:
        getPaths in interface org.tentackle.common.Path<JoinPath,​Join>

      • findJoin

        public Join findJoin​(java.util.List<org.tentackle.model.Relation> relations)
        Find the join for given relation path.
        Parameters:
        relations - the relation path
        Returns:
        the join if found, else null

      • normalize

        public void normalize()
        Normalizes the join and all subjoins.
        A normalized join contains only a single element.

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object