| 1 | /* |
| 2 | *Copyright 2007, SDQ, IPD, U KA |
| 3 | */ |
| 4 | package de.uka.ipd.sdq.pcm.gmf.allocation.providers; |
| 5 | |
| 6 | import org.eclipse.core.runtime.IAdaptable; |
| 7 | import org.eclipse.emf.ecore.EClass; |
| 8 | import org.eclipse.emf.ecore.EObject; |
| 9 | import org.eclipse.gmf.runtime.diagram.core.providers.AbstractViewProvider; |
| 10 | import org.eclipse.gmf.runtime.notation.View; |
| 11 | import org.eclipse.gmf.runtime.emf.type.core.IElementType; |
| 12 | import org.eclipse.gmf.runtime.emf.type.core.IHintedType; |
| 13 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.AllocationComponentLabelEditPart; |
| 14 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.AllocationContextEditPart; |
| 15 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.AllocationContextEntityNameEditPart; |
| 16 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.AllocationEditPart; |
| 17 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.ResourceContainerAllocationCompartmentEditPart; |
| 18 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.ResourceContainerEditPart; |
| 19 | import de.uka.ipd.sdq.pcm.gmf.allocation.edit.parts.ResourceContainerEntityNameEditPart; |
| 20 | |
| 21 | import de.uka.ipd.sdq.pcm.gmf.allocation.part.PalladioComponentModelVisualIDRegistry; |
| 22 | |
| 23 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.AllocationComponentLabelViewFactory; |
| 24 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.AllocationContextEntityNameViewFactory; |
| 25 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.AllocationContextViewFactory; |
| 26 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.AllocationViewFactory; |
| 27 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.ResourceContainerAllocationCompartmentViewFactory; |
| 28 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.ResourceContainerEntityNameViewFactory; |
| 29 | import de.uka.ipd.sdq.pcm.gmf.allocation.view.factories.ResourceContainerViewFactory; |
| 30 | |
| 31 | /** |
| 32 | * @generated |
| 33 | */ |
| 34 | public class PalladioComponentModelViewProvider extends AbstractViewProvider { |
| 35 | |
| 36 | /** |
| 37 | * @generated |
| 38 | */ |
| 39 | protected Class getDiagramViewClass(IAdaptable semanticAdapter, |
| 40 | String diagramKind) { |
| 41 | EObject semanticElement = getSemanticElement(semanticAdapter); |
| 42 | if (AllocationEditPart.MODEL_ID.equals(diagramKind) |
| 43 | && PalladioComponentModelVisualIDRegistry |
| 44 | .getDiagramVisualID(semanticElement) != -1) { |
| 45 | return AllocationViewFactory.class; |
| 46 | } |
| 47 | return null; |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * @generated |
| 52 | */ |
| 53 | protected Class getNodeViewClass(IAdaptable semanticAdapter, |
| 54 | View containerView, String semanticHint) { |
| 55 | if (containerView == null) { |
| 56 | return null; |
| 57 | } |
| 58 | IElementType elementType = getSemanticElementType(semanticAdapter); |
| 59 | EObject domainElement = getSemanticElement(semanticAdapter); |
| 60 | int visualID; |
| 61 | if (semanticHint == null) { |
| 62 | // Semantic hint is not specified. Can be a result of call from CanonicalEditPolicy. |
| 63 | // In this situation there should be NO elementType, visualID will be determined |
| 64 | // by VisualIDRegistry.getNodeVisualID() for domainElement. |
| 65 | if (elementType != null || domainElement == null) { |
| 66 | return null; |
| 67 | } |
| 68 | visualID = PalladioComponentModelVisualIDRegistry.getNodeVisualID( |
| 69 | containerView, domainElement); |
| 70 | } else { |
| 71 | visualID = PalladioComponentModelVisualIDRegistry |
| 72 | .getVisualID(semanticHint); |
| 73 | if (elementType != null) { |
| 74 | // Semantic hint is specified together with element type. |
| 75 | // Both parameters should describe exactly the same diagram element. |
| 76 | // In addition we check that visualID returned by VisualIDRegistry.getNodeVisualID() for |
| 77 | // domainElement (if specified) is the same as in element type. |
| 78 | if (!PalladioComponentModelElementTypes |
| 79 | .isKnownElementType(elementType) |
| 80 | || (!(elementType instanceof IHintedType))) { |
| 81 | return null; // foreign element type |
| 82 | } |
| 83 | String elementTypeHint = ((IHintedType) elementType) |
| 84 | .getSemanticHint(); |
| 85 | if (!semanticHint.equals(elementTypeHint)) { |
| 86 | return null; // if semantic hint is specified it should be the same as in element type |
| 87 | } |
| 88 | if (domainElement != null |
| 89 | && visualID != PalladioComponentModelVisualIDRegistry |
| 90 | .getNodeVisualID(containerView, domainElement)) { |
| 91 | return null; // visual id for node EClass should match visual id from element type |
| 92 | } |
| 93 | } else { |
| 94 | // Element type is not specified. Domain element should be present (except pure design elements). |
| 95 | // This method is called with EObjectAdapter as parameter from: |
| 96 | // - ViewService.createNode(View container, EObject eObject, String type, PreferencesHint preferencesHint) |
| 97 | // - generated ViewFactory.decorateView() for parent element |
| 98 | if (!AllocationEditPart.MODEL_ID |
| 99 | .equals(PalladioComponentModelVisualIDRegistry |
| 100 | .getModelID(containerView))) { |
| 101 | return null; // foreign diagram |
| 102 | } |
| 103 | switch (visualID) { |
| 104 | case ResourceContainerEditPart.VISUAL_ID: |
| 105 | case AllocationContextEditPart.VISUAL_ID: |
| 106 | if (domainElement == null |
| 107 | || visualID != PalladioComponentModelVisualIDRegistry |
| 108 | .getNodeVisualID(containerView, |
| 109 | domainElement)) { |
| 110 | return null; // visual id in semantic hint should match visual id for domain element |
| 111 | } |
| 112 | break; |
| 113 | case ResourceContainerEntityNameEditPart.VISUAL_ID: |
| 114 | case ResourceContainerAllocationCompartmentEditPart.VISUAL_ID: |
| 115 | if (ResourceContainerEditPart.VISUAL_ID != PalladioComponentModelVisualIDRegistry |
| 116 | .getVisualID(containerView) |
| 117 | || containerView.getElement() != domainElement) { |
| 118 | return null; // wrong container |
| 119 | } |
| 120 | break; |
| 121 | case AllocationContextEntityNameEditPart.VISUAL_ID: |
| 122 | case AllocationComponentLabelEditPart.VISUAL_ID: |
| 123 | if (AllocationContextEditPart.VISUAL_ID != PalladioComponentModelVisualIDRegistry |
| 124 | .getVisualID(containerView) |
| 125 | || containerView.getElement() != domainElement) { |
| 126 | return null; // wrong container |
| 127 | } |
| 128 | break; |
| 129 | default: |
| 130 | return null; |
| 131 | } |
| 132 | } |
| 133 | } |
| 134 | return getNodeViewClass(containerView, visualID); |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * @generated |
| 139 | */ |
| 140 | protected Class getNodeViewClass(View containerView, int visualID) { |
| 141 | if (containerView == null |
| 142 | || !PalladioComponentModelVisualIDRegistry.canCreateNode( |
| 143 | containerView, visualID)) { |
| 144 | return null; |
| 145 | } |
| 146 | switch (visualID) { |
| 147 | case ResourceContainerEditPart.VISUAL_ID: |
| 148 | return ResourceContainerViewFactory.class; |
| 149 | case ResourceContainerEntityNameEditPart.VISUAL_ID: |
| 150 | return ResourceContainerEntityNameViewFactory.class; |
| 151 | case AllocationContextEditPart.VISUAL_ID: |
| 152 | return AllocationContextViewFactory.class; |
| 153 | case AllocationContextEntityNameEditPart.VISUAL_ID: |
| 154 | return AllocationContextEntityNameViewFactory.class; |
| 155 | case AllocationComponentLabelEditPart.VISUAL_ID: |
| 156 | return AllocationComponentLabelViewFactory.class; |
| 157 | case ResourceContainerAllocationCompartmentEditPart.VISUAL_ID: |
| 158 | return ResourceContainerAllocationCompartmentViewFactory.class; |
| 159 | } |
| 160 | return null; |
| 161 | } |
| 162 | |
| 163 | /** |
| 164 | * @generated |
| 165 | */ |
| 166 | protected Class getEdgeViewClass(IAdaptable semanticAdapter, |
| 167 | View containerView, String semanticHint) { |
| 168 | IElementType elementType = getSemanticElementType(semanticAdapter); |
| 169 | if (!PalladioComponentModelElementTypes.isKnownElementType(elementType) |
| 170 | || (!(elementType instanceof IHintedType))) { |
| 171 | return null; // foreign element type |
| 172 | } |
| 173 | String elementTypeHint = ((IHintedType) elementType).getSemanticHint(); |
| 174 | if (elementTypeHint == null) { |
| 175 | return null; // our hint is visual id and must be specified |
| 176 | } |
| 177 | if (semanticHint != null && !semanticHint.equals(elementTypeHint)) { |
| 178 | return null; // if semantic hint is specified it should be the same as in element type |
| 179 | } |
| 180 | int visualID = PalladioComponentModelVisualIDRegistry |
| 181 | .getVisualID(elementTypeHint); |
| 182 | EObject domainElement = getSemanticElement(semanticAdapter); |
| 183 | if (domainElement != null |
| 184 | && visualID != PalladioComponentModelVisualIDRegistry |
| 185 | .getLinkWithClassVisualID(domainElement)) { |
| 186 | return null; // visual id for link EClass should match visual id from element type |
| 187 | } |
| 188 | return getEdgeViewClass(visualID); |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * @generated |
| 193 | */ |
| 194 | protected Class getEdgeViewClass(int visualID) { |
| 195 | switch (visualID) { |
| 196 | } |
| 197 | return null; |
| 198 | } |
| 199 | |
| 200 | /** |
| 201 | * @generated |
| 202 | */ |
| 203 | private IElementType getSemanticElementType(IAdaptable semanticAdapter) { |
| 204 | if (semanticAdapter == null) { |
| 205 | return null; |
| 206 | } |
| 207 | return (IElementType) semanticAdapter.getAdapter(IElementType.class); |
| 208 | } |
| 209 | |
| 210 | } |