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 module com {  module sun {  module star {  module io {

/** makes it possible to connect data sinks and sources.

    <p>The predecessor-member is the element in the connection that is
    nearer to the source of the data. The successor-member is the element
    that is further away from the source of the data. (Note that this
    classification does not depend on whether the class implements
    XInputStream or XOutputStream; it only
    depends on the direction of data flow.) </p>
    <p>This interface allows generic services to navigate between
    arbitrary elements of a connection.</p>
 */
published interface XConnectable: com::sun::star::uno::XInterface
{
    /** sets the source of the data flow for this object.
     */
    void setPredecessor( [in] com::sun::star::io::XConnectable aPredecessor );

    /** @returns
            the predecessor of this object.
     */
    com::sun::star::io::XConnectable getPredecessor();

    /** sets the sink of the data flow for this object.
     */
    void setSuccessor( [in] com::sun::star::io::XConnectable aSuccessor );

    /** @returns
            the successor of this object.
     */
    com::sun::star::io::XConnectable getSuccessor();

};


}; }; }; };

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