Dictionary implements Iterable<StringList> { @Override public String toString() { return entrySet.toString(); } Dictionary();  Dictionary(boolean caseSensitive);  Dictionary(InputStream in);  Dictionary(InputStream in, boolean caseSensitive); void put(StringList tokens); int getMinTokenCount(); int getMaxTokenCount(); boolean contains(StringList tokens); void remove(StringList tokens); Iterator<StringList> iterator(); int size(); void serialize(OutputStream out); @Override boolean equals(Object obj); @Override int hashCode(); @Override String toString(); static Dictionary parseOneEntryPerLine(Reader in); Set<String> asStringSet();  }
@Test public void testToString() { StringList entry1 = new StringList(new String[]{"1a", "1b"}); Dictionary dictA = getCaseInsensitive(); dictA.toString(); dictA.put(entry1); dictA.toString(); }