Java Code Examples for org.eclipse.ui.internal.ide.IDEWorkbenchMessages#CopyFilesAndFoldersOperation_destinationDescendentError

/**
 * Checks whether the destination is valid for copying the source file
 * stores.
 * <p>
 * Note this method is for internal use only. It is not API.
 * </p>
 * <p>
 * TODO Bug 117804. This method has been renamed to avoid a bug in the
 * Eclipse compiler with regards to visibility and type resolution when
 * linking.
 * </p>
 *
 * @param destination
 *            the destination container
 * @param sourceStores
 *            the source IFileStore
 * @return an error message, or <code>null</code> if the path is valid
 */
private String validateImportDestinationInternal(IContainer destination, IFileStore[] sourceStores) {
    if (!isAccessible(destination)) {
        return IDEWorkbenchMessages.CopyFilesAndFoldersOperation_destinationAccessError;
    }

    IFileStore destinationStore;
    try {
        destinationStore = EFS.getStore(destination.getLocationURI());
    } catch (CoreException exception) {
        IDEWorkbenchPlugin.log(exception.getLocalizedMessage(), exception);
        return NLS.bind(IDEWorkbenchMessages.CopyFilesAndFoldersOperation_internalError,
                exception.getLocalizedMessage());
    }
    for (int i = 0; i < sourceStores.length; i++) {
        IFileStore sourceStore = sourceStores[i];
        IFileStore sourceParentStore = sourceStore.getParent();

        if (sourceStore != null) {
            if (destinationStore.equals(sourceStore)
                    || (sourceParentStore != null && destinationStore.equals(sourceParentStore))) {
                return NLS.bind(IDEWorkbenchMessages.CopyFilesAndFoldersOperation_importSameSourceAndDest,
                        sourceStore.getName());
            }
            // work around bug 16202. replacement for
            // sourcePath.isPrefixOf(destinationPath)
            IFileStore destinationParent = destinationStore.getParent();
            if (sourceStore.isParentOf(destinationParent)) {
                return IDEWorkbenchMessages.CopyFilesAndFoldersOperation_destinationDescendentError;
            }

        }
    }
    return null;
}
 

/**
 * Checks whether the destination is valid for copying the source resources.
 * <p>
 * Note this method is for internal use only. It is not API.
 * </p>
 *
 * @param destination
 *            the destination container
 * @param sourceResources
 *            the source resources
 * @return an error message, or <code>null</code> if the path is valid
 */
public String validateDestination(IContainer destination, IResource[] sourceResources) {
    if (!isAccessible(destination)) {
        return IDEWorkbenchMessages.CopyFilesAndFoldersOperation_destinationAccessError;
    }
    IContainer firstParent = null;
    URI destinationLocation = destination.getLocationURI();
    for (int i = 0; i < sourceResources.length; i++) {
        IResource sourceResource = sourceResources[i];
        if (firstParent == null) {
            firstParent = sourceResource.getParent();
        } else if (firstParent.equals(sourceResource.getParent()) == false) {
            // Resources must have common parent. Fixes bug 33398.
            return IDEWorkbenchMessages.CopyFilesAndFoldersOperation_parentNotEqual;
        }

        URI sourceLocation = sourceResource.getLocationURI();
        if (sourceLocation == null) {
            if (sourceResource.isLinked()) {
                // Don't allow copying linked resources with undefined path
                // variables. See bug 28754.
                return NLS.bind(IDEWorkbenchMessages.CopyFilesAndFoldersOperation_missingPathVariable,
                        sourceResource.getName());
            }
            return NLS.bind(IDEWorkbenchMessages.CopyFilesAndFoldersOperation_resourceDeleted,
                    sourceResource.getName());

        }
        if (sourceLocation.equals(destinationLocation)) {
            return NLS.bind(IDEWorkbenchMessages.CopyFilesAndFoldersOperation_sameSourceAndDest,
                    sourceResource.getName());
        }
        // is the source a parent of the destination?
        if (new Path(sourceLocation.toString()).isPrefixOf(new Path(destinationLocation.toString()))) {
            return IDEWorkbenchMessages.CopyFilesAndFoldersOperation_destinationDescendentError;
        }

        String linkedResourceMessage = validateLinkedResource(destination, sourceResource);
        if (linkedResourceMessage != null) {
            return linkedResourceMessage;
        }
    }
    return null;
}