import org.eclipse.xtext.resource.XtextResource;
import org.eclipse.xtext.scoping.IScope;
import org.eclipse.xtext.scoping.IScopeProvider;
import org.eclipse.xtext.ui.XtextProjectHelper;
import org.eclipse.xtext.util.RuntimeIOException;
<BUG>import org.eclipse.xtext.xbase.formatting.FormattingPreferenceValues;
import org.eclipse.xtext.xbase.formatting.IBasicFormatter;
import org.eclipse.xtext.xbase.formatting.IFormattingPreferenceValuesProvider;
import org.eclipse.xtext.xbase.formatting.TextReplacement;</BUG>
import com.google.common.collect.Sets;

import org.eclipse.xtext.resource.XtextResource;
import org.eclipse.xtext.scoping.IScope;
import org.eclipse.xtext.scoping.IScopeProvider;
import org.eclipse.xtext.ui.XtextProjectHelper;
import org.eclipse.xtext.util.RuntimeIOException;
import com.google.common.collect.Sets;
