Example #1
0
 @Override
 public final boolean accept(final ASTVisitor visitor) {
   if (exprs.length == 0) {
     if (!visitor.lock(null)) return false;
   } else {
     if (!dataLock(visitor, 0)) return false;
   }
   return super.accept(visitor);
 }
Example #2
0
 @Override
 public boolean accept(final ASTVisitor visitor) {
   if (root == null) {
     if (!visitor.lock(DBLocking.CTX)) return false;
   } else if (!root.accept(visitor)) {
     return false;
   }
   visitor.enterFocus();
   if (!visitAll(visitor, steps)) return false;
   visitor.exitFocus();
   return true;
 }