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-rw-r--r--src/main/ElementVisitor.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/main/ElementVisitor.h b/src/main/ElementVisitor.h
index cf14aca..89de7d7 100644
--- a/src/main/ElementVisitor.h
+++ b/src/main/ElementVisitor.h
@@ -30,11 +30,11 @@ public:
ElementVisitor();
virtual ~ElementVisitor();
- virtual void visit(StraightElement* straight) = 0;
+ virtual void visit(const StraightElement* straight) const = 0;
- virtual void visit(Quadrupole* quadrupole) = 0;
+ virtual void visit(const Quadrupole* quadrupole) const = 0;
- virtual void visit(Dipole* dipole) = 0;
+ virtual void visit(const Dipole* dipole) const = 0;
};
}