bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/query/QAlternative.java

   1 package org.simantics.scl.compiler.elaboration.query;
   2
   3 import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
   4 import org.simantics.scl.compiler.elaboration.expressions.QueryTransformer;
   5 import org.simantics.scl.compiler.elaboration.query.compilation.ConstraintCollectionContext;
   6
   7
   8 public class QAlternative extends QAbstractCombiner {
   9
  10     public QAlternative(Query ... queries) {
  11         super(queries);
  12     }
  13
  14     @Override
  15     public void collectConstraints(final ConstraintCollectionContext context) {
  16         throw new UnsupportedOperationException();
  17     }
  18
  19     @Override
  20     public Query replace(ReplaceContext context) {
  21         Query[] newQueries = new Query[queries.length];
  22         for(int i=0;i<queries.length;++i)
  23             newQueries[i] = queries[i].replace(context);
  24         return new QAlternative(newQueries);
  25     }
  26
  27     @Override
  28     public void accept(QueryVisitor visitor) {
  29         visitor.visit(this);
  30     }
  31
  32     @Override
  33     public Query accept(QueryTransformer transformer) {
  34         return transformer.transform(this);
  35     }
  36
  37 }