1 files changed, 58 insertions, 0 deletions
diff --git a/plugins/org.eclipse.xpand3/src/org/eclipse/xand3/analyzation/typesystem/builtin/SetTypeImpl.java b/plugins/org.eclipse.xpand3/src/org/eclipse/xand3/analyzation/typesystem/builtin/SetTypeImpl.java
new file mode 100644
index 00000000..a9054076
--- /dev/null
+++ b/plugins/org.eclipse.xpand3/src/org/eclipse/xand3/analyzation/typesystem/builtin/SetTypeImpl.java
@@ -0,0 +1,58 @@
+/*******************************************************************************
+ * Copyright (c) 2005, 2007 committers of openArchitectureWare and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     committers of openArchitectureWare - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.xand3.analyzation.typesystem.builtin;
+
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.eclipse.xtend.expression.TypeSystem;
+import org.eclipse.xtend.typesystem.Feature;
+import org.eclipse.xtend.typesystem.ParameterizedType;
+import org.eclipse.xtend.typesystem.Type;
+
+/**
+ * @author Sven Efftinge (http://www.efftinge.de)
+ * @author Arno Haase
+ */
+public class SetTypeImpl extends CollectionTypeImpl {
+
+    public SetTypeImpl(final Type innerType, final TypeSystem ts, final String name) {
+        super(innerType, ts, name);
+    }
+
+    @Override
+    public boolean isInstance(final Object o) {
+        return o instanceof Set;
+    }
+
+    @Override
+    public Feature[] getContributedFeatures() {
+        return new Feature[] {};
+    }
+
+    @Override
+    public Set<Type> getSuperTypes() {
+        return Collections.singleton(getTypeSystem().getCollectionType(getInnerType()));
+    }
+
+    @Override
+    public Object newInstance() {
+        return new HashSet<Object>();
+    }
+
+    @Override
+    public ParameterizedType cloneWithInnerType(final Type innerType) {
+        return (ParameterizedType) getTypeSystem().getSetType(innerType);
+    }
+
+}