core:

import edu.neu.ccs.demeter.*;
add: class Compound extends StrategyExpression {
  protected Op op;
  public Op get_op() {{ return op; }}
  public void set_op(Op new_op)
    {{ op = new_op; }}
  protected StrategyExpression_List strategyexpression_list;
  public StrategyExpression_List get_strategyexpression_list() {{ return strategyexpression_list; }}
  public void set_strategyexpression_list(StrategyExpression_List new_strategyexpression_list)
    {{ strategyexpression_list = new_strategyexpression_list; }}
  public constructor Compound() {{ super(); }}
  public constructor Compound(Op op, StrategyExpression_List strategyexpression_list) {{
    super();
    set_op(op);
    set_strategyexpression_list(strategyexpression_list);
  }}
  public static Compound parse(java.io.Reader in)
    throws ParseException
  {{ return new Parser(in)._Compound(); }}
  public static Compound parse(java.io.InputStream in)
    throws ParseException
  {{ return new Parser(in)._Compound(); }}
  public static Compound 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_);
    ((UniversalVisitor) _v_).before_op(this, op);
    op.universal_trv0(_v_);
    ((UniversalVisitor) _v_).after_op(this, op);
    ((UniversalVisitor) _v_).before_strategyexpression_list(this, strategyexpression_list);
    strategyexpression_list.universal_trv0(_v_);
    ((UniversalVisitor) _v_).after_strategyexpression_list(this, strategyexpression_list);
    super.universal_trv0(_v_);
    universal_trv0_aft(_v_);
  }
}}
{{  void __trav_display_DAJ_trv_bef(DisplayVisitor __v0) {
    super.__trav_display_DAJ_trv_bef(__v0);
    ((DisplayVisitor) __v0).before(this);
  }
}}
{{  void __trav_display_DAJ_trv_aft(DisplayVisitor __v0) {
    ((DisplayVisitor) __v0).after(this);
    super.__trav_display_DAJ_trv_aft(__v0);
  }
}}
{{  void __trav_display_DAJ_trv(DisplayVisitor __v0) {
    __trav_display_DAJ_trv_bef(__v0);
    ((DisplayVisitor) __v0).before_op(this, op);
    op.__trav_display_DAJ_trv(__v0);
    ((UniversalVisitor) __v0).after_op(this, op);
    ((DisplayVisitor) __v0).before_strategyexpression_list(this, strategyexpression_list);
    strategyexpression_list.__trav_display_DAJ_trv(__v0);
    ((UniversalVisitor) __v0).after_strategyexpression_list(this, strategyexpression_list);
    super.__trav_display_DAJ_trv(__v0);
    __trav_display_DAJ_trv_aft(__v0);
  }
}}
}