| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2009, 2013 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Francois Chouinard - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.linuxtools.internal.tmf.ui.project.handlers; |
| 14 | |
| 15 | import java.lang.reflect.InvocationTargetException; |
| 16 | import java.util.ArrayList; |
| 17 | import java.util.List; |
| 18 | |
| 19 | import org.eclipse.core.commands.AbstractHandler; |
| 20 | import org.eclipse.core.commands.ExecutionEvent; |
| 21 | import org.eclipse.core.commands.ExecutionException; |
| 22 | import org.eclipse.core.resources.IFile; |
| 23 | import org.eclipse.core.resources.IFolder; |
| 24 | import org.eclipse.core.resources.IResource; |
| 25 | import org.eclipse.core.resources.ResourcesPlugin; |
| 26 | import org.eclipse.core.runtime.CoreException; |
| 27 | import org.eclipse.core.runtime.IPath; |
| 28 | import org.eclipse.core.runtime.IProgressMonitor; |
| 29 | import org.eclipse.jface.viewers.ISelection; |
| 30 | import org.eclipse.jface.viewers.ISelectionProvider; |
| 31 | import org.eclipse.jface.viewers.TreeSelection; |
| 32 | import org.eclipse.jface.window.Window; |
| 33 | import org.eclipse.linuxtools.internal.tmf.ui.Activator; |
| 34 | import org.eclipse.linuxtools.tmf.core.TmfCommonConstants; |
| 35 | import org.eclipse.linuxtools.tmf.ui.project.model.ITmfProjectModelElement; |
| 36 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfExperimentFolder; |
| 37 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement; |
| 38 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder; |
| 39 | import org.eclipse.linuxtools.tmf.ui.project.wizards.RenameTraceDialog; |
| 40 | import org.eclipse.swt.widgets.Shell; |
| 41 | import org.eclipse.ui.IWorkbenchPage; |
| 42 | import org.eclipse.ui.IWorkbenchPart; |
| 43 | import org.eclipse.ui.IWorkbenchWindow; |
| 44 | import org.eclipse.ui.PlatformUI; |
| 45 | import org.eclipse.ui.actions.WorkspaceModifyOperation; |
| 46 | |
| 47 | /** |
| 48 | * <b><u>RenameTraceHandler</u></b> |
| 49 | * <p> |
| 50 | * TODO: Implement me. Please. |
| 51 | */ |
| 52 | public class RenameTraceHandler extends AbstractHandler { |
| 53 | |
| 54 | private TmfTraceElement fTrace = null; |
| 55 | |
| 56 | // ------------------------------------------------------------------------ |
| 57 | // isEnabled |
| 58 | // ------------------------------------------------------------------------ |
| 59 | |
| 60 | @Override |
| 61 | public boolean isEnabled() { |
| 62 | |
| 63 | // Check if we are closing down |
| 64 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
| 65 | if (window == null) { |
| 66 | return false; |
| 67 | } |
| 68 | |
| 69 | // Get the selection |
| 70 | IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
| 71 | IWorkbenchPart part = page.getActivePart(); |
| 72 | if (part == null) { |
| 73 | return false; |
| 74 | } |
| 75 | ISelectionProvider selectionProvider = part.getSite().getSelectionProvider(); |
| 76 | if (selectionProvider == null) { |
| 77 | return false; |
| 78 | } |
| 79 | ISelection selection = selectionProvider.getSelection(); |
| 80 | |
| 81 | // Make sure there is only selection and that it is an experiment |
| 82 | fTrace = null; |
| 83 | if (selection instanceof TreeSelection) { |
| 84 | TreeSelection sel = (TreeSelection) selection; |
| 85 | // There should be only one item selected as per the plugin.xml |
| 86 | Object element = sel.getFirstElement(); |
| 87 | if (element instanceof TmfTraceElement) { |
| 88 | fTrace = (TmfTraceElement) element; |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | return (fTrace != null); |
| 93 | } |
| 94 | |
| 95 | // ------------------------------------------------------------------------ |
| 96 | // Execution |
| 97 | // ------------------------------------------------------------------------ |
| 98 | |
| 99 | @Override |
| 100 | public Object execute(ExecutionEvent event) throws ExecutionException { |
| 101 | |
| 102 | // Check if we are closing down |
| 103 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
| 104 | if (window == null) { |
| 105 | return null; |
| 106 | } |
| 107 | |
| 108 | // If trace is under an experiment, use the original trace from the traces folder |
| 109 | fTrace = fTrace.getElementUnderTraceFolder(); |
| 110 | |
| 111 | // Fire the Rename Trace dialog |
| 112 | Shell shell = window.getShell(); |
| 113 | TmfTraceFolder traceFolder = (TmfTraceFolder) fTrace.getParent(); |
| 114 | TmfTraceElement oldTrace = fTrace; |
| 115 | RenameTraceDialog dialog = new RenameTraceDialog(shell, fTrace); |
| 116 | if (dialog.open() != Window.OK) { |
| 117 | return null; |
| 118 | } |
| 119 | |
| 120 | // Locate the new trace object |
| 121 | TmfTraceElement newTrace = null; |
| 122 | String newTraceName = dialog.getNewTraceName(); |
| 123 | for (ITmfProjectModelElement element : traceFolder.getChildren()) { |
| 124 | if (element instanceof TmfTraceElement) { |
| 125 | TmfTraceElement trace = (TmfTraceElement) element; |
| 126 | if (trace.getName().equals(newTraceName)) { |
| 127 | newTrace = trace; |
| 128 | break; |
| 129 | } |
| 130 | } |
| 131 | } |
| 132 | if (newTrace == null) { |
| 133 | return null; |
| 134 | } |
| 135 | |
| 136 | List<WorkspaceModifyOperation> removeOps = new ArrayList<WorkspaceModifyOperation>(); |
| 137 | TmfExperimentFolder experimentFolder = newTrace.getProject().getExperimentsFolder(); |
| 138 | for (final ITmfProjectModelElement experiment : experimentFolder.getChildren()) { |
| 139 | for (final ITmfProjectModelElement trace : experiment.getChildren()) { |
| 140 | if (trace.getName().equals(oldTrace.getName())) { |
| 141 | // Create a link to the renamed trace |
| 142 | createTraceLink(newTrace, experiment); |
| 143 | |
| 144 | // Queue the removal of the old trace link |
| 145 | removeOps.add(new WorkspaceModifyOperation() { |
| 146 | @Override |
| 147 | protected void execute(IProgressMonitor monitor) throws CoreException, InvocationTargetException, InterruptedException { |
| 148 | experiment.removeChild(trace); |
| 149 | trace.getResource().delete(true, null); |
| 150 | experiment.refresh(); |
| 151 | } |
| 152 | }); |
| 153 | } |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | for (WorkspaceModifyOperation operation : removeOps) { |
| 158 | try { |
| 159 | PlatformUI.getWorkbench().getProgressService().busyCursorWhile(operation); |
| 160 | } catch (InterruptedException exception) { |
| 161 | } catch (InvocationTargetException exception) { |
| 162 | } catch (RuntimeException exception) { |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | return null; |
| 167 | } |
| 168 | |
| 169 | private static void createTraceLink(TmfTraceElement trace, |
| 170 | final ITmfProjectModelElement experiment) { |
| 171 | try { |
| 172 | IResource resource = trace.getResource(); |
| 173 | IPath location = resource.getLocation(); |
| 174 | // Get the trace properties for this resource |
| 175 | String traceBundle = resource.getPersistentProperty(TmfCommonConstants.TRACEBUNDLE); |
| 176 | String traceTypeId = resource.getPersistentProperty(TmfCommonConstants.TRACETYPE); |
| 177 | String traceIcon = resource.getPersistentProperty(TmfCommonConstants.TRACEICON); |
| 178 | if (resource instanceof IFolder) { |
| 179 | IFolder folder = ((IFolder) experiment.getResource()).getFolder(trace.getName()); |
| 180 | if (ResourcesPlugin.getWorkspace().validateLinkLocation(folder, location).isOK()) { |
| 181 | folder.createLink(location, IResource.REPLACE, null); |
| 182 | folder.setPersistentProperty(TmfCommonConstants.TRACEBUNDLE, traceBundle); |
| 183 | folder.setPersistentProperty(TmfCommonConstants.TRACETYPE, traceTypeId); |
| 184 | folder.setPersistentProperty(TmfCommonConstants.TRACEICON, traceIcon); |
| 185 | } |
| 186 | else { |
| 187 | Activator.getDefault().logError("RenamaeTraceHandler: Invalid Trace Location: " + location); //$NON-NLS-1$ |
| 188 | } |
| 189 | } |
| 190 | else { |
| 191 | IFile file = ((IFolder) experiment.getResource()).getFile(trace.getName()); |
| 192 | if (ResourcesPlugin.getWorkspace().validateLinkLocation(file, location).isOK()) { |
| 193 | file.createLink(location, IResource.REPLACE, null); |
| 194 | file.setPersistentProperty(TmfCommonConstants.TRACEBUNDLE, traceBundle); |
| 195 | file.setPersistentProperty(TmfCommonConstants.TRACETYPE, traceTypeId); |
| 196 | file.setPersistentProperty(TmfCommonConstants.TRACEICON, traceIcon); |
| 197 | } |
| 198 | else { |
| 199 | Activator.getDefault().logError("RenamaeTraceHandler: Invalid Trace Location: " + location); //$NON-NLS-1$ |
| 200 | } |
| 201 | } |
| 202 | experiment.refresh(); |
| 203 | } catch (CoreException e) { |
| 204 | Activator.getDefault().logError("Error renaming trace" + trace.getName(), e); //$NON-NLS-1$ |
| 205 | } |
| 206 | } |
| 207 | |
| 208 | } |