Class LinkServiceImpl

  • All Implemented Interfaces:
    ILinkService

    public final class LinkServiceImpl
    extends java.lang.Object
    implements ILinkService
    • Constructor Detail

      • LinkServiceImpl

        public LinkServiceImpl()
    • Method Detail

      • getAllBusinessObjectsForLinkedPictogramElement

        public org.eclipse.emf.ecore.EObject[] getAllBusinessObjectsForLinkedPictogramElement​(PictogramElement pictogramElement)
        Returns all business objects which are linked to the given pictogram element.
        Specified by:
        getAllBusinessObjectsForLinkedPictogramElement in interface ILinkService
        Parameters:
        pictogramElement - The pictogram element for which to return the business objects.
        Returns:
        The business objects which are linked to the given pictogram element. Can be empty but not null.
      • getBusinessObjectForLinkedPictogramElement

        public org.eclipse.emf.ecore.EObject getBusinessObjectForLinkedPictogramElement​(PictogramElement pictogramElement)
        Returns the first of possibly several business objects which are linked to the given pictogram element. This is a convenience method for #getAllBusinessObjectsForPictogramElement(PictogramElement), because in many use cases only a single business object is linked.
        Specified by:
        getBusinessObjectForLinkedPictogramElement in interface ILinkService
        Parameters:
        pictogramElement - The pictogram element for which to return the business objects.
        Returns:
        The first of possibly several business objects which are linked to the given pictogram element. Can be null.
      • getLinkForPictogramElement

        public PictogramLink getLinkForPictogramElement​(PictogramElement pictogramElement)
        Returns the pictogram link referencing the given pictogram element.
        Specified by:
        getLinkForPictogramElement in interface ILinkService
        Parameters:
        pictogramElement - the pictogram element
        Returns:
        the pictogram link referencing the given pictogram element
      • getPictogramElements

        public java.util.List<PictogramElement> getPictogramElements​(Diagram diagram,
                                                                     org.eclipse.emf.ecore.EObject eObject)
        get all pictogram elements which references the given eObject.
        Specified by:
        getPictogramElements in interface ILinkService
        Parameters:
        eObject - the ref object
        diagram - the diagram
        Returns:
        the pictogram elements
      • getPictogramElements

        public java.util.List<PictogramElement> getPictogramElements​(Diagram diagram,
                                                                     java.util.List<org.eclipse.emf.ecore.EObject> eObjects,
                                                                     boolean onlyActive)
        Gets the pictogram elements.
        Specified by:
        getPictogramElements in interface ILinkService
        Parameters:
        diagram - the diagram
        eObjects - business objects
        onlyActive - if true, then only active pictogram elements of the diagram will be considered; if false all pictogram elements will be considered
        Returns:
        all (active) pictogram elements in the diagram, which have at least one reference to one of the business objects
      • hasLinkProperty

        public boolean hasLinkProperty​(PictogramElement pictogramElement,
                                       java.lang.String propertyValue)
        Checks existence and value of the link property to a given pictogram element. It is intended to use this property to be able to distinguish multiple pictogram elements linked to same domain model object.
        Specified by:
        hasLinkProperty in interface ILinkService
        Parameters:
        pictogramElement - the pictogram element
        propertyValue - the value to check against the property
        Returns:
        true if link property exists and has the given value; false if not
      • setLinkProperty

        public void setLinkProperty​(PictogramElement pictogramElement,
                                    java.lang.String propertyValue)
        Adds or modifies the link property to a given pictogram element. It is intended to use this property to be able to distinguish multiple pictogram elements linked to same domain model object.
        Specified by:
        setLinkProperty in interface ILinkService
        Parameters:
        pictogramElement - the pictogram element
        propertyValue - the new value for the link property
      • getLinkProperty

        public Property getLinkProperty​(PictogramElement pictogramElement)
        Gets the link property to a given pictogram element.
        Specified by:
        getLinkProperty in interface ILinkService
        Parameters:
        pictogramElement - the pictogram element
        Returns:
        the link property