Section 16.12 Properties Class
• A Properties object (p. 718) is a persistent subclass of Hashtable.
• The Properties no-argument constructor creates an empty Properties table. An overloaded constructor receives a Properties object containing default property values.
• Properties method setProperty (p. 718) specifies the value associated with its key argument. Method getProperty (p. 718) locates the value of the key specified as an argument. Method store (p. 720) saves the contents of a Properties object to specified OutputStream. Method load
(p. 721) restores the contents of a Properties object from the specified InputStream.
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