import java.util.*;
import java.io.*;
import edu.neu.ccs.demeter.*;
 class EmptyExtension extends RestOfExtension {
  public EmptyExtension() {
    super();
    }
  public static EmptyExtension parse(java.io.Reader in) throws ParseException { return new Parser(in)._EmptyExtension();   }
  public static EmptyExtension parse(java.io.InputStream in) throws ParseException { return new Parser(in)._EmptyExtension();   }
  public static EmptyExtension parse(String s) {
    try { return parse(new java.io.StringReader(s)); }
    catch (ParseException e) {
      throw new RuntimeException(e.toString());
    }
    }
    void universal_trv0_bef(UniversalVisitor _v_) {
    super.universal_trv0_bef(_v_);
    ((UniversalVisitor) _v_).before(this);
  }

    void universal_trv0_aft(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).after(this);
    super.universal_trv0_aft(_v_);
  }

    void universal_trv0(UniversalVisitor _v_) {
    universal_trv0_bef(_v_);
    super.universal_trv0(_v_);
    universal_trv0_aft(_v_);
  }

    void processDefinition_Schema_trv_bef(SchemaVisitor __v0) {
    super.processDefinition_Schema_trv_bef(__v0);
    ((UniversalVisitor) __v0).before(this);
  }

    void processDefinition_Schema_trv_aft(SchemaVisitor __v0) {
    ((UniversalVisitor) __v0).after(this);
    super.processDefinition_Schema_trv_aft(__v0);
  }

    void processDefinition_Schema_trv(SchemaVisitor __v0) {
    processDefinition_Schema_trv_bef(__v0);
    super.processDefinition_Schema_trv(__v0);
    processDefinition_Schema_trv_aft(__v0);
  }

    void __trav_print_Schema_trv_bef(DisplayVisitor __v0) {
    super.__trav_print_Schema_trv_bef(__v0);
    ((DisplayVisitor) __v0).before(this);
  }

    void __trav_print_Schema_trv_aft(DisplayVisitor __v0) {
    ((DisplayVisitor) __v0).after(this);
    super.__trav_print_Schema_trv_aft(__v0);
  }

    void __trav_print_Schema_trv(DisplayVisitor __v0) {
    __trav_print_Schema_trv_bef(__v0);
    super.__trav_print_Schema_trv(__v0);
    __trav_print_Schema_trv_aft(__v0);
  }

}