package com.siyeh.igtest.serialization; import com.siyeh.ig.fixes.RenameFix; import java.io.ObjectOutputStream; import java.io.IOException; public class NonSerializableObjectPassedToObjectStream { public void foo() throws IOException { final ObjectOutputStream stream = new ObjectOutputStream(null); stream.writeObject(new Integer(3)); stream.writeObject(new RenameFix()); } }