X-Git-Url: http://git.phpeclipse.com diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/corext/util/Resources.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/corext/util/Resources.java new file mode 100644 index 0000000..d555c13 --- /dev/null +++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/corext/util/Resources.java @@ -0,0 +1,188 @@ +/******************************************************************************* + * Copyright (c) 2000, 2004 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 net.sourceforge.phpdt.internal.corext.util; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; + +import net.sourceforge.phpdt.internal.corext.CorextMessages; +import net.sourceforge.phpdt.internal.ui.IJavaStatusConstants; +import net.sourceforge.phpdt.internal.ui.PHPUIStatus; +import net.sourceforge.phpeclipse.PHPeclipsePlugin; + +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.core.runtime.IPath; +import org.eclipse.core.runtime.IStatus; +import org.eclipse.core.runtime.MultiStatus; +import org.eclipse.core.runtime.Status; + +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 status. + * isOK() returns true 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 status. + * isOK() returns true 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, PHPeclipsePlugin.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 + * validateEdit for the given resource on IWorkspace. + * + * @param resource the resource to be checked + * @param context the context passed to validateEdit + * @return status describing the method's result. If status.isOK() returns true 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 validateEdit for a given file on + * IWorkspace. + * + * @param resources the resources to be checked + * @param context the context passed to validateEdit + * @return IStatus status describing the method's result. If status. + * isOK() returns true 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, PHPeclipsePlugin.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, PHPeclipsePlugin.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= PHPUIStatus.createError( + IJavaStatusConstants.VALIDATE_EDIT_CHANGED_CONTENT, + CorextMessages.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(PHPeclipsePlugin.getPluginId(), + IJavaStatusConstants.VALIDATE_EDIT_CHANGED_CONTENT, + CorextMessages.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, + CorextMessages.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, + CorextMessages.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()]); + } +}