| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ltk.internal.core.refactoring; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.MultiStatus; |
| import org.eclipse.core.runtime.Status; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceStatus; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| |
| import org.eclipse.ltk.core.refactoring.IRefactoringCoreStatusCodes; |
| |
| public class Resources { |
| |
| private Resources() { |
| } |
| |
| /** |
| * Checks if the given resource is in sync with the underlying file system. |
| * |
| * @param resource the resource to be checked |
| * @return IStatus status describing the check's result. If <code>status. |
| * isOK()</code> returns <code>true</code> then the resource is in sync |
| */ |
| public static IStatus checkInSync(IResource resource) { |
| return checkInSync(new IResource[] {resource}); |
| } |
| |
| /** |
| * Checks if the given resources are in sync with the underlying file |
| * system. |
| * |
| * @param resources the resources to be checked |
| * @return IStatus status describing the check's result. If <code>status. |
| * isOK() </code> returns <code>true</code> then the resources are in sync |
| */ |
| public static IStatus checkInSync(IResource[] resources) { |
| IStatus result= null; |
| for (int i= 0; i < resources.length; i++) { |
| IResource resource= resources[i]; |
| if (!resource.isSynchronized(IResource.DEPTH_INFINITE)) { |
| result= addOutOfSync(result, resource); |
| } |
| } |
| if (result != null) |
| return result; |
| return new Status(IStatus.OK, RefactoringCorePlugin.getPluginId(), IStatus.OK, "", null); //$NON-NLS-1$ |
| } |
| |
| /** |
| * Makes the given resource committable. Committable means that it is |
| * writeable and that its content hasn't changed by calling |
| * <code>validateEdit</code> for the given resource on <tt>IWorkspace</tt>. |
| * |
| * @param resource the resource to be checked |
| * @param context the context passed to <code>validateEdit</code> |
| * @return status describing the method's result. If <code>status.isOK()</code> returns <code>true</code> then the resources are committable. |
| * |
| * @see org.eclipse.core.resources.IWorkspace#validateEdit(org.eclipse.core.resources.IFile[], java.lang.Object) |
| */ |
| public static IStatus makeCommittable(IResource resource, Object context) { |
| return makeCommittable(new IResource[] { resource }, context); |
| } |
| |
| /** |
| * Makes the given resources committable. Committable means that all |
| * resources are writeable and that the content of the resources hasn't |
| * changed by calling <code>validateEdit</code> for a given file on |
| * <tt>IWorkspace</tt>. |
| * |
| * @param resources the resources to be checked |
| * @param context the context passed to <code>validateEdit</code> |
| * @return IStatus status describing the method's result. If <code>status. |
| * isOK()</code> returns <code>true</code> then the add resources are |
| * committable |
| * |
| * @see org.eclipse.core.resources.IWorkspace#validateEdit(org.eclipse.core.resources.IFile[], java.lang.Object) |
| */ |
| public static IStatus makeCommittable(IResource[] resources, Object context) { |
| List readOnlyFiles= new ArrayList(); |
| for (int i= 0; i < resources.length; i++) { |
| IResource resource= resources[i]; |
| if (resource.getType() == IResource.FILE && resource.isReadOnly()) |
| readOnlyFiles.add(resource); |
| } |
| if (readOnlyFiles.size() == 0) |
| return new Status(IStatus.OK, RefactoringCorePlugin.getPluginId(), IStatus.OK, "", null); //$NON-NLS-1$ |
| |
| Map oldTimeStamps= createModificationStampMap(readOnlyFiles); |
| IStatus status= ResourcesPlugin.getWorkspace().validateEdit( |
| (IFile[]) readOnlyFiles.toArray(new IFile[readOnlyFiles.size()]), context); |
| if (!status.isOK()) |
| return status; |
| |
| IStatus modified= null; |
| Map newTimeStamps= createModificationStampMap(readOnlyFiles); |
| for (Iterator iter= oldTimeStamps.keySet().iterator(); iter.hasNext();) { |
| IFile file= (IFile) iter.next(); |
| if (!oldTimeStamps.get(file).equals(newTimeStamps.get(file))) |
| modified= addModified(modified, file); |
| } |
| if (modified != null) |
| return modified; |
| return new Status(IStatus.OK, RefactoringCorePlugin.getPluginId(), IStatus.OK, "", null); //$NON-NLS-1$ |
| } |
| |
| private static Map createModificationStampMap(List files){ |
| Map map= new HashMap(); |
| for (Iterator iter= files.iterator(); iter.hasNext(); ) { |
| IFile file= (IFile)iter.next(); |
| map.put(file, new Long(file.getModificationStamp())); |
| } |
| return map; |
| } |
| |
| private static IStatus addModified(IStatus status, IFile file) { |
| IStatus entry= new Status( |
| IStatus.ERROR, RefactoringCorePlugin.getPluginId(), |
| IRefactoringCoreStatusCodes.VALIDATE_EDIT_CHANGED_CONTENT, |
| RefactoringCoreMessages.getFormattedString("Resources.fileModified", file.getFullPath().toString()), //$NON-NLS-1$ |
| null); |
| if (status == null) { |
| return entry; |
| } else if (status.isMultiStatus()) { |
| ((MultiStatus)status).add(entry); |
| return status; |
| } else { |
| MultiStatus result= new MultiStatus(RefactoringCorePlugin.getPluginId(), |
| IRefactoringCoreStatusCodes.VALIDATE_EDIT_CHANGED_CONTENT, |
| RefactoringCoreMessages.getString("Resources.modifiedResources"), null); //$NON-NLS-1$ |
| result.add(status); |
| result.add(entry); |
| return result; |
| } |
| } |
| |
| private static IStatus addOutOfSync(IStatus status, IResource resource) { |
| IStatus entry= new Status( |
| IStatus.ERROR, |
| ResourcesPlugin.PI_RESOURCES, |
| IResourceStatus.OUT_OF_SYNC_LOCAL, |
| RefactoringCoreMessages.getFormattedString("Resources.outOfSync", resource.getFullPath().toString()), //$NON-NLS-1$ |
| null); |
| if (status == null) { |
| return entry; |
| } else if (status.isMultiStatus()) { |
| ((MultiStatus)status).add(entry); |
| return status; |
| } else { |
| MultiStatus result= new MultiStatus( |
| ResourcesPlugin.PI_RESOURCES, |
| IResourceStatus.OUT_OF_SYNC_LOCAL, |
| RefactoringCoreMessages.getString("Resources.outOfSyncResources"), null); //$NON-NLS-1$ |
| result.add(status); |
| result.add(entry); |
| return result; |
| } |
| } |
| |
| public static String[] getLocationOSStrings(IResource[] resources) { |
| List result= new ArrayList(resources.length); |
| for (int i= 0; i < resources.length; i++) { |
| IPath location= resources[i].getLocation(); |
| if (location != null) |
| result.add(location.toOSString()); |
| } |
| return (String[]) result.toArray(new String[result.size()]); |
| } |
| } |