Package ptolemy.moml.filter

Class PortClassChanges

  • All Implemented Interfaces:
    MoMLFilter
    public class PortClassChanges
extends MoMLFilterSimple
    When this class is registered with the MoMLParser.setMoMLFilter() method, it will cause MoMLParser to filter so that models from earlier releases will run in the current release.

    This class will filter for actors that have had port class changes.

    Since:
    Ptolemy II 4.0
    Version:
    $Id$
    Author:
    Haiyang Zheng
    Pt.AcceptedRating:
    Red (hyzheng)
    Pt.ProposedRating:
    Red (hyzheng)

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.String filterAttributeValue​(NamedObj container, java.lang.String element, java.lang.String attributeName, java.lang.String attributeValue, java.lang.String xmlFile)
      If the attributeName is "class" and attributeValue names a class that has had its port classes changed between releases, then substitute in the new port classes.
      void filterEndElement​(NamedObj container, java.lang.String elementName, java.lang.StringBuffer currentCharData, java.lang.String xmlFile)
      Reset private variables.
      java.lang.String toString()
      Return a string that describes what the filter does.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • PortClassChanges

        public PortClassChanges()

    • Method Detail

      • filterAttributeValue

        public java.lang.String filterAttributeValue​(NamedObj container,
                                             java.lang.String element,
                                             java.lang.String attributeName,
                                             java.lang.String attributeValue,
                                             java.lang.String xmlFile)
        If the attributeName is "class" and attributeValue names a class that has had its port classes changed between releases, then substitute in the new port classes.
        Parameters:
        container - The container for this attribute. in this method.
        element - The XML element name.
        attributeName - The name of the attribute.
        attributeValue - The value of the attribute.
        xmlFile - The file currently being parsed.
        Returns:
        the value of the attributeValue argument.

      • filterEndElement

        public void filterEndElement​(NamedObj container,
                             java.lang.String elementName,
                             java.lang.StringBuffer currentCharData,
                             java.lang.String xmlFile)
                      throws java.lang.Exception
        Reset private variables.
        Parameters:
        container - The object created by this element.
        elementName - The element name.
        currentCharData - The character data, which appears only in the doc and configure elements
        xmlFile - The file currently being parsed.
        Throws:
        java.lang.Exception - if there is a problem substituting in the new value.

      • toString

        public java.lang.String toString()
        Return a string that describes what the filter does.
        Specified by:
        toString in interface MoMLFilter
        Overrides:
        toString in class java.lang.Object
        Returns:
        the description of the filter that ends with a newline.