java highlighting tests moved to community

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting/a50.java

@@ -0,0 +1,16 @@
+// multiple extend
+
+import java.io.*;
+
+class c1 {}
+class c2 implements Serializable, Externalizable {
+    public void writeExternal(ObjectOutput out) throws IOException {
+    }
+
+    public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+    }
+}	
+class a <error descr="Class cannot extend multiple classes">extends c1,c2</error> {
+
+
+}