| 1 | /* |
| 2 | * Copyright 2007, SDQ, IPD, Uni Karlsruhe (TH) |
| 3 | */ |
| 4 | package de.uka.ipd.sdq.pcm.gmf.composite.edit.commands; |
| 5 | |
| 6 | import org.eclipse.core.commands.ExecutionException; |
| 7 | import org.eclipse.core.runtime.IAdaptable; |
| 8 | import org.eclipse.core.runtime.IProgressMonitor; |
| 9 | import org.eclipse.emf.ecore.EObject; |
| 10 | import org.eclipse.gmf.runtime.common.core.command.CommandResult; |
| 11 | import org.eclipse.gmf.runtime.emf.type.core.commands.EditElementCommand; |
| 12 | import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest; |
| 13 | import org.eclipse.swt.SWT; |
| 14 | import org.eclipse.swt.widgets.MessageBox; |
| 15 | import org.eclipse.swt.widgets.Shell; |
| 16 | import org.eclipse.ui.PlatformUI; |
| 17 | |
| 18 | import de.uka.ipd.sdq.pcm.core.composition.AssemblyConnector; |
| 19 | import de.uka.ipd.sdq.pcm.core.composition.ComposedStructure; |
| 20 | import de.uka.ipd.sdq.pcm.gmf.composite.edit.policies.PalladioComponentModelBaseItemSemanticEditPolicy; |
| 21 | import de.uka.ipd.sdq.pcm.repository.OperationProvidedRole; |
| 22 | import de.uka.ipd.sdq.pcm.repository.OperationRequiredRole; |
| 23 | |
| 24 | /** |
| 25 | * |
| 26 | * @author Christian Busch |
| 27 | * @generated |
| 28 | */ |
| 29 | public class AssemblyConnectorReorientCommand extends EditElementCommand { |
| 30 | |
| 31 | /** |
| 32 | * @generated |
| 33 | */ |
| 34 | private final int reorientDirection; |
| 35 | |
| 36 | /** |
| 37 | * @generated |
| 38 | */ |
| 39 | private final EObject oldEnd; |
| 40 | |
| 41 | /** |
| 42 | * @generated |
| 43 | */ |
| 44 | private final EObject newEnd; |
| 45 | |
| 46 | /** |
| 47 | * @generated |
| 48 | */ |
| 49 | public AssemblyConnectorReorientCommand(ReorientRelationshipRequest request) { |
| 50 | super(request.getLabel(), request.getRelationship(), request); |
| 51 | reorientDirection = request.getDirection(); |
| 52 | oldEnd = request.getOldRelationshipEnd(); |
| 53 | newEnd = request.getNewRelationshipEnd(); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * @generated |
| 58 | */ |
| 59 | public boolean canExecute() { |
| 60 | if (false == getElementToEdit() instanceof AssemblyConnector) { |
| 61 | return false; |
| 62 | } |
| 63 | if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) { |
| 64 | return canReorientSource(); |
| 65 | } |
| 66 | if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) { |
| 67 | return canReorientTarget(); |
| 68 | } |
| 69 | return false; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * @generated |
| 74 | */ |
| 75 | protected boolean canReorientSource() { |
| 76 | if (!(oldEnd instanceof OperationRequiredRole && newEnd instanceof OperationRequiredRole)) { |
| 77 | return false; |
| 78 | } |
| 79 | OperationProvidedRole target = getLink() |
| 80 | .getProvidedRole_AssemblyConnector(); |
| 81 | if (!(getLink().eContainer() instanceof ComposedStructure)) { |
| 82 | return false; |
| 83 | } |
| 84 | ComposedStructure container = (ComposedStructure) getLink() |
| 85 | .eContainer(); |
| 86 | return PalladioComponentModelBaseItemSemanticEditPolicy.LinkConstraints |
| 87 | .canExistAssemblyConnector_4004(container, getNewSource(), |
| 88 | target); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * @generated |
| 93 | */ |
| 94 | protected boolean canReorientTarget() { |
| 95 | if (!(oldEnd instanceof OperationProvidedRole && newEnd instanceof OperationProvidedRole)) { |
| 96 | return false; |
| 97 | } |
| 98 | OperationRequiredRole source = getLink() |
| 99 | .getRequiredRole_AssemblyConnector(); |
| 100 | if (!(getLink().eContainer() instanceof ComposedStructure)) { |
| 101 | return false; |
| 102 | } |
| 103 | ComposedStructure container = (ComposedStructure) getLink() |
| 104 | .eContainer(); |
| 105 | return PalladioComponentModelBaseItemSemanticEditPolicy.LinkConstraints |
| 106 | .canExistAssemblyConnector_4004(container, source, |
| 107 | getNewTarget()); |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * @generated |
| 112 | */ |
| 113 | protected CommandResult doExecuteWithResult(IProgressMonitor monitor, |
| 114 | IAdaptable info) throws ExecutionException { |
| 115 | if (!canExecute()) { |
| 116 | throw new ExecutionException( |
| 117 | "Invalid arguments in reorient link command"); //$NON-NLS-1$ |
| 118 | } |
| 119 | if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) { |
| 120 | return reorientSource(); |
| 121 | } |
| 122 | if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) { |
| 123 | return reorientTarget(); |
| 124 | } |
| 125 | throw new IllegalStateException(); |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * @generated NOT |
| 130 | */ |
| 131 | protected CommandResult reorientSource() throws ExecutionException { |
| 132 | Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow() |
| 133 | .getShell(); |
| 134 | MessageBox messageBox = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR); |
| 135 | messageBox.setText("Notice"); |
| 136 | messageBox |
| 137 | .setMessage("Please delete the link and create a new one instead of reorienting it."); |
| 138 | messageBox.open(); |
| 139 | return CommandResult.newCancelledCommandResult(); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * @generated NOT |
| 144 | */ |
| 145 | protected CommandResult reorientTarget() throws ExecutionException { |
| 146 | Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow() |
| 147 | .getShell(); |
| 148 | MessageBox messageBox = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR); |
| 149 | messageBox.setText("Notice"); |
| 150 | messageBox |
| 151 | .setMessage("Please delete the link and create a new one instead of reorienting it."); |
| 152 | messageBox.open(); |
| 153 | return CommandResult.newCancelledCommandResult(); |
| 154 | } |
| 155 | |
| 156 | /** |
| 157 | * @generated |
| 158 | */ |
| 159 | protected AssemblyConnector getLink() { |
| 160 | return (AssemblyConnector) getElementToEdit(); |
| 161 | } |
| 162 | |
| 163 | /** |
| 164 | * @generated |
| 165 | */ |
| 166 | protected OperationRequiredRole getOldSource() { |
| 167 | return (OperationRequiredRole) oldEnd; |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * @generated |
| 172 | */ |
| 173 | protected OperationRequiredRole getNewSource() { |
| 174 | return (OperationRequiredRole) newEnd; |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * @generated |
| 179 | */ |
| 180 | protected OperationProvidedRole getOldTarget() { |
| 181 | return (OperationProvidedRole) oldEnd; |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * @generated |
| 186 | */ |
| 187 | protected OperationProvidedRole getNewTarget() { |
| 188 | return (OperationProvidedRole) newEnd; |
| 189 | } |
| 190 | } |