Examples of ptolemy.kernel.util.SingletonAttribute

ptolemy.kernel.util.SingletonAttribute
This class is an attribute that replaces any previously existing attribute in the container that has the same name. @author Steve Neuendorffer and Edward A. Lee @version $Id: SingletonAttribute.java,v 1.26 2005/07/08 19:59:19 cxh Exp $ @since Ptolemy II 1.0 @Pt.ProposedRating Green (eal) @Pt.AcceptedRating Green (janneck)


        // Ensure that the library is marked as a library.
        Attribute marker = library.getAttribute("_libraryMarker");


        if (marker == null) {
            new SingletonAttribute(library, "_libraryMarker");
        }


        return (CompositeEntity) library;
    }

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        if (_library != null) {
            Attribute marker = _library.getAttribute("_libraryMarker");


            if (marker == null) {
                try {
                    new SingletonAttribute(_library, "_libraryMarker");
                } catch (KernelException ex) {
                    throw new InternalErrorException(
                            "Can't add library marker: " + ex);
                }
            }

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     *  @exception IllegalActionException If this object has
     *   no container.
     */
    public int moveToFirst() throws IllegalActionException {
        try {
            new SingletonAttribute(this, "_renderFirst");
            Attribute renderLast = getAttribute("_renderLast");


            if (renderLast != null) {
                renderLast.setContainer(null);
            }

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     *  @exception IllegalActionException If this object has
     *   no container.
     */
    public int moveToLast() throws IllegalActionException {
        try {
            new SingletonAttribute(this, "_renderLast");
            Attribute renderFirst = getAttribute("_renderFirst");


            if (renderFirst != null) {
                renderFirst.setContainer(null);
            }

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        scale.addChoice("relative amplitude decibels");
        scale.addChoice("relative power decibels");


        // Ports
        array = new TypedIOPort(this, "array", true, false);
        new SingletonAttribute(array, "_showName");


        output = new TypedIOPort(this, "output", false, true);


        // Set Type Constraints.
        array.setTypeEquals(new ArrayType(BaseType.DOUBLE));

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Related Classes of ptolemy.kernel.util.SingletonAttribute

ptolemy.actor.lib.ArrayLevelCrossing

ptolemy.moml.LibraryAttribute

ptolemy.vergil.kernel.attributes.VisibleAttribute

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