core:
import java.util.*;
import java.io.*;

import edu.neu.ccs.demeter.*;
add: class ComplexTypeContent {
  protected SimpleContent simplecontent;
  public SimpleContent get_simplecontent() {{ return simplecontent; }}
  public void set_simplecontent(SimpleContent new_simplecontent)
    {{ simplecontent = new_simplecontent; }}
  protected ComplexContent complexcontent;
  public ComplexContent get_complexcontent() {{ return complexcontent; }}
  public void set_complexcontent(ComplexContent new_complexcontent)
    {{ complexcontent = new_complexcontent; }}
  protected ElementItem elementitem;
  public ElementItem get_elementitem() {{ return elementitem; }}
  public void set_elementitem(ElementItem new_elementitem)
    {{ elementitem = new_elementitem; }}
  public constructor ComplexTypeContent() {{ super(); }}
  public constructor ComplexTypeContent(SimpleContent simplecontent, ComplexContent complexcontent, ElementItem elementitem) {{
    super();
    set_simplecontent(simplecontent);
    set_complexcontent(complexcontent);
    set_elementitem(elementitem);
  }}
  public static ComplexTypeContent parse(java.io.Reader in)
    throws ParseException
  {{ return new Parser(in)._ComplexTypeContent(); }}
  public static ComplexTypeContent parse(java.io.InputStream in)
    throws ParseException
  {{ return new Parser(in)._ComplexTypeContent(); }}
  public static ComplexTypeContent 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_) {
    ((UniversalVisitor) _v_).before(this);
  }
}}
{{  void universal_trv0_aft(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).after(this);
  }
}}
{{  void universal_trv0(UniversalVisitor _v_) {
    universal_trv0_bef(_v_);
    if (simplecontent != null) {
      ((UniversalVisitor) _v_).before_simplecontent(this, simplecontent);
      simplecontent.universal_trv0(_v_);
      ((UniversalVisitor) _v_).after_simplecontent(this, simplecontent);
    }
    if (complexcontent != null) {
      ((UniversalVisitor) _v_).before_complexcontent(this, complexcontent);
      complexcontent.universal_trv0(_v_);
      ((UniversalVisitor) _v_).after_complexcontent(this, complexcontent);
    }
    if (elementitem != null) {
      ((UniversalVisitor) _v_).before_elementitem(this, elementitem);
      elementitem.universal_trv0(_v_);
      ((UniversalVisitor) _v_).after_elementitem(this, elementitem);
    }
    universal_trv0_aft(_v_);
  }
}}
{{  void processDefinition_Schema_trv_bef(SchemaVisitor __v0) {
    ((UniversalVisitor) __v0).before(this);
  }
}}
{{  void processDefinition_Schema_trv_aft(SchemaVisitor __v0) {
    ((UniversalVisitor) __v0).after(this);
  }
}}
{{  void processDefinition_Schema_trv(SchemaVisitor __v0) {
    processDefinition_Schema_trv_bef(__v0);
    if (simplecontent != null) {
      ((UniversalVisitor) __v0).before_simplecontent(this, simplecontent);
      simplecontent.processDefinition_Schema_trv(__v0);
      ((UniversalVisitor) __v0).after_simplecontent(this, simplecontent);
    }
    if (complexcontent != null) {
      ((UniversalVisitor) __v0).before_complexcontent(this, complexcontent);
      complexcontent.processDefinition_Schema_trv(__v0);
      ((UniversalVisitor) __v0).after_complexcontent(this, complexcontent);
    }
    if (elementitem != null) {
      ((UniversalVisitor) __v0).before_elementitem(this, elementitem);
      elementitem.processDefinition_Schema_trv(__v0);
      ((UniversalVisitor) __v0).after_elementitem(this, elementitem);
    }
    processDefinition_Schema_trv_aft(__v0);
  }
}}
{{  void __trav_print_Schema_trv_bef(DisplayVisitor __v0) {
    ((DisplayVisitor) __v0).before(this);
  }
}}
{{  void __trav_print_Schema_trv_aft(DisplayVisitor __v0) {
    ((DisplayVisitor) __v0).after(this);
  }
}}
{{  void __trav_print_Schema_trv(DisplayVisitor __v0) {
    __trav_print_Schema_trv_bef(__v0);
    if (simplecontent != null) {
      ((DisplayVisitor) __v0).before_simplecontent(this, simplecontent);
      simplecontent.__trav_print_Schema_trv(__v0);
      ((UniversalVisitor) __v0).after_simplecontent(this, simplecontent);
    }
    if (complexcontent != null) {
      ((DisplayVisitor) __v0).before_complexcontent(this, complexcontent);
      complexcontent.__trav_print_Schema_trv(__v0);
      ((UniversalVisitor) __v0).after_complexcontent(this, complexcontent);
    }
    if (elementitem != null) {
      ((DisplayVisitor) __v0).before_elementitem(this, elementitem);
      elementitem.__trav_print_Schema_trv(__v0);
      ((UniversalVisitor) __v0).after_elementitem(this, elementitem);
    }
    __trav_print_Schema_trv_aft(__v0);
  }
}}
}