final MultiMap<Object, Object> multiMap = getMultiMap();
multiMap.put("key1", "value1");
multiMap.put("key2", "value8");
PortableEntryEvent result = (PortableEntryEvent) client.receive();
assertEquals("key2", ss.toObject(result.getKey()));
assertEquals("value8", ss.toObject(result.getValue()));
}
private MultiMap<Object, Object> getMultiMap() {