Bug 17826 [Wizards] New folder wizard is very large if you are creating the folder in a container with a very long path
F1 1) Create a folder with a very long name 2) Select the folder and open the new folder wizard, it is very wide. Similar with new file The Java creation wizards do not have this problem.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/misc/ResourceAndContainerGroup.java
return false;
        }
        problemType = PROBLEM_NONE;
        problemMessage = "";
        if (!validateContainer() || !validateResourceName())
            return false;
        IPath path = containerGroup.getContainerFullPath().append(
                resourceNameField.getText());
        return validateFullResourcePath(path);
    }
    /**
     * Returns a <code>boolean</code> indicating whether the specified resource
     * path represents a valid new resource in the workbench.  An error message
     * is stored for future reference if the path  does not represent a valid
     * new resource path.
     *
     * @param resourcePath the path to validate
     * @return <code>boolean</code> indicating validity of the resource path
     */
    protected boolean validateFullResourcePath(IPath resourcePath) {
        IWorkspace workspace = ResourcesPlugin.getWorkspace();
        IStatus result = workspace.validatePath(resourcePath.toString(),
                IResource.FOLDER);
        if (!result.isOK()) {
            problemType = PROBLEM_PATH_INVALID;
            problemMessage = result.getMessage();
            return false;
        }
        if (!allowExistingResources
                && (workspace.getRoot().getFolder(resourcePath).exists() || workspace