Package ca.cgjennings.util

Class SortedProperties

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.Object,​java.lang.Object>
    public class SortedProperties
extends java.util.Properties
    A subclass of java.util.Properties that stores its entries in sorted order.
    Since:
    1.5
    Author:
    Chris Jennings
    See Also:
    Serialized Form

    • Field Summary

      • Fields inherited from class java.util.Properties

        defaults

    • Constructor Summary

      Constructors 
      Constructor Description
      SortedProperties()
      Creates a new, empty sorted properties instance with no parent.
      SortedProperties​(java.util.Properties defaults)
      Creates a new, empty sorted properties instance with the specified parent.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.util.Comparator<java.lang.Object> getComparator()
      Return a comparator that will be used to sort the keys.
      java.util.Enumeration<java.lang.Object> keys()
      Returns the keys of all properties stored in this instance, in sorted order.
      void setComparator​(java.util.Comparator<java.lang.Object> comparator)
      Set the comparator that will be used to sort the keys.

      • Methods inherited from class java.util.Properties

        clear, clone, compute, computeIfAbsent, computeIfPresent, contains, containsKey, containsValue, elements, entrySet, equals, forEach, get, getOrDefault, getProperty, getProperty, hashCode, isEmpty, keySet, list, list, load, load, loadFromXML, merge, propertyNames, put, putAll, putIfAbsent, rehash, remove, remove, replace, replace, replaceAll, save, setProperty, size, store, store, storeToXML, storeToXML, storeToXML, stringPropertyNames, toString, values

      • Methods inherited from class java.lang.Object

        finalize, getClass, notify, notifyAll, wait, wait, wait

    • Constructor Detail

      • SortedProperties

        public SortedProperties()
        Creates a new, empty sorted properties instance with no parent.

      • SortedProperties

        public SortedProperties​(java.util.Properties defaults)
        Creates a new, empty sorted properties instance with the specified parent.
        Parameters:
        defaults - the properties instance that determines the default values for this instance

    • Method Detail

      • keys

        public java.util.Enumeration<java.lang.Object> keys()
        Returns the keys of all properties stored in this instance, in sorted order.
        Overrides:
        keys in class java.util.Properties
        Returns:
        an enumeration of the property keys, in sorted order

      • getComparator

        public java.util.Comparator<java.lang.Object> getComparator()
        Return a comparator that will be used to sort the keys. If null is returned, keys will be sorted according to their natural order.
        Returns:
        the comparator implementing the sort order, or null

      • setComparator

        public void setComparator​(java.util.Comparator<java.lang.Object> comparator)
        Set the comparator that will be used to sort the keys. If null, keys will be sorted according to their natural order.
        Parameters:
        comparator - the comparator implementing the sort order, or null