Package org.apache.jackrabbit.commons.predicate

Class RowPredicate

  • All Implemented Interfaces:
    Predicate
    public class RowPredicate
extends java.lang.Object
implements Predicate
    Predicate for checking whether a given object is a Row and optionally whether it contains a given selector. Subclasses can extend this class to provide more complex checking of the row or the selected node.
    Since:
    Apache Jackrabbit 2.2

    • Field Summary

      • Fields inherited from interface org.apache.jackrabbit.commons.predicate.Predicate

        FALSE, TRUE

    • Constructor Summary

      Constructors 
      Constructor Description
      RowPredicate()
      Creates a row predicate.
      RowPredicate​(java.lang.String selectorName)
      Creates a row predicate that checks the existence of the given selector (if given).

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean evaluate​(java.lang.Object object)
      Checks whether the given object is a Row and calls the protected evaluate(Row) method to evaluate the row.

      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • RowPredicate

        public RowPredicate​(java.lang.String selectorName)
        Creates a row predicate that checks the existence of the given selector (if given).
        Parameters:
        selectorName - selector name, or null

      • RowPredicate

        public RowPredicate()
        Creates a row predicate.

    • Method Detail

      • evaluate

        public boolean evaluate​(java.lang.Object object)
        Checks whether the given object is a Row and calls the protected evaluate(Row) method to evaluate the row.
        Specified by:
        evaluate in interface Predicate
        Parameters:
        object - some object
        Returns:
        predicate result