From 8810fc675a07e0ed62bcc391bb0464bc04dd3e37 Mon Sep 17 00:00:00 2001
From: Andreas Stöckel <astoecke@techfak.uni-bielefeld.de>
Date: Wed, 15 Apr 2015 20:40:25 +0200
Subject: Implement generic "inheritsFrom" method for Descriptor class

---
 src/core/model/Ontology.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/core/model/Ontology.cpp')

diff --git a/src/core/model/Ontology.cpp b/src/core/model/Ontology.cpp
index 89710d3..fa0cd1e 100644
--- a/src/core/model/Ontology.cpp
+++ b/src/core/model/Ontology.cpp
@@ -571,6 +571,16 @@ bool Descriptor::doValidate(Logger &logger) const
 	return valid & continueValidationCheckDuplicates(fds, logger);
 }
 
+bool Descriptor::doCheckInheritsFrom(Handle<Descriptor> c) const
+{
+	return false;
+}
+
+bool Descriptor::inheritsFrom(Handle<Descriptor> c) const
+{
+	return (c == this) || ((c != nullptr) && (c->type() == type()) && doCheckInheritsFrom(c));
+}
+
 NodeVector<Node> Descriptor::pathTo(Handle<StructuredClass> target,
                                     Logger &logger) const
 {
@@ -813,6 +823,11 @@ StructuredClass::StructuredClass(Manager &mgr, std::string name,
 	}
 }
 
+bool StructuredClass::doCheckInheritsFrom(Handle<Descriptor> c) const
+{
+	return isSubclassOf(c.cast<StructuredClass>());
+}
+
 bool StructuredClass::doValidate(Logger &logger) const
 {
 	bool valid = true;
-- 
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