Class Compare

  • All Implemented Interfaces:
    java.lang.Cloneable, ResourceSelector

    public class Compare
    extends DataType
    implements ResourceSelector
    ResourceSelector that compares against "control" Resource(s) using ResourceComparators.
    Since:
    Ant 1.7
    • Constructor Detail

      • Compare

        public Compare()
    • Method Detail

      • add

        public void add​(ResourceComparator c)
        Add a ResourceComparator to this Compare selector. If multiple ResourceComparators are added, they will be processed in LIFO order.
        Parameters:
        c - the ResourceComparator to add.
      • setAgainst

        public void setAgainst​(Quantifier against)
        Set the quantifier to be used. Default "all".
        Parameters:
        against - the Quantifier EnumeratedAttribute to use.
      • setWhen

        public void setWhen​(Comparison when)
        Set the comparison to be used. Default "equal".
        Parameters:
        when - the Comparison EnumeratedAttribute to use.
      • createControl

        public ResourceCollection createControl()
        Create the nested control element. These are the resources to compare against.
        Returns:
        ResourceCollection.
      • isSelected

        public boolean isSelected​(Resource r)
        Return true if this Resource is selected.
        Specified by:
        isSelected in interface ResourceSelector
        Parameters:
        r - the Resource to check.
        Returns:
        whether the Resource was selected.
      • dieOnCircularReference

        protected void dieOnCircularReference​(java.util.Stack<java.lang.Object> stk,
                                              Project p)
                                       throws BuildException
        Overrides the version from DataType to recurse on nested ResourceComparators.
        Overrides:
        dieOnCircularReference in class DataType
        Parameters:
        stk - the stack of data types to use (recursively).
        p - the project to use to dereference the references.
        Throws:
        BuildException - on error.