public interface  org.apache.commons.collections.OrderedMap extends java.lang.Object implements org.apache.commons.collections.IterableMap
{
public abstract org.apache.commons.collections.OrderedMapIterator mapIterator();
public abstract java.lang.Object firstKey();
public abstract java.lang.Object lastKey();
public abstract java.lang.Object nextKey(java.lang.Object);
public abstract java.lang.Object previousKey(java.lang.Object);
}