Package org.freedesktop.dbus

Class Variant<T>

  • public class Variant<T>
extends java.lang.Object
    A Wrapper class for Variant values. A method on DBus can send or receive a Variant. This will wrap another value whose type is determined at runtime. The Variant may be parameterized to restrict the types it may accept.

    • Constructor Summary

      Constructors 
      Constructor Description
      Variant​(T o)
      Create a Variant from a basic type object.
      Variant​(T o, java.lang.reflect.Type type)
      Create a Variant.
      Variant​(T o, java.lang.String sig)
      Create a Variant.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean equals​(java.lang.Object other)
      Compare this Variant with another by comparing contents
      java.lang.String getSig()
      Return the dbus signature of the wrapped value.
      java.lang.reflect.Type getType()
      Return the type of the wrapped value.
      T getValue()
      Return the wrapped value.
      java.lang.String toString()
      Format the Variant as a string.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • Variant

        public Variant​(T o)
        throws java.lang.IllegalArgumentException
        Create a Variant from a basic type object.
        Parameters:
        o - The wrapped value.
        Throws:
        IllegalArugmentException - If you try and wrap Null or an object of a non-basic type.
        java.lang.IllegalArgumentException

      • Variant

        public Variant​(T o,
               java.lang.reflect.Type type)
        throws java.lang.IllegalArgumentException
        Create a Variant.
        Parameters:
        o - The wrapped value.
        type - The explicit type of the value.
        Throws:
        IllegalArugmentException - If you try and wrap Null or an object which cannot be sent over DBus.
        java.lang.IllegalArgumentException

      • Variant

        public Variant​(T o,
               java.lang.String sig)
        throws java.lang.IllegalArgumentException
        Create a Variant.
        Parameters:
        o - The wrapped value.
        sig - The explicit type of the value, as a dbus type string.
        Throws:
        IllegalArugmentException - If you try and wrap Null or an object which cannot be sent over DBus.
        java.lang.IllegalArgumentException

    • Method Detail

      • getValue

        public T getValue()
        Return the wrapped value.

      • getType

        public java.lang.reflect.Type getType()
        Return the type of the wrapped value.

      • getSig

        public java.lang.String getSig()
        Return the dbus signature of the wrapped value.

      • toString

        public java.lang.String toString()
        Format the Variant as a string.
        Overrides:
        toString in class java.lang.Object

      • equals

        public boolean equals​(java.lang.Object other)
        Compare this Variant with another by comparing contents
        Overrides:
        equals in class java.lang.Object