package object_in; import java.util.HashMap; import java.util.Map; public class TestMapInitialization { private static final Object CACHE_ATTR = null; private Object _sourceResolver; private Map appScope = new HashMap(); public void getAnnotationReader(Class type) { Object cache = appScope.get(CACHE_ATTR); if (cache == null) { cache = ""; appScope.put(CACHE_ATTR, cache); } } }