See below: On Tue, Jan 12, 2010 at 9:12 AM, Something Something < mailinglist...@gmail.com> wrote: > > NavigableMap<byte[], NavigableMap<byte[], NavigableMap<Long, > byte[]>>> map = result.getMap(); >
Above returns a map keyed by families: http://hadoop.apache.org/hbase/docs/current/api/org/apache/hadoop/hbase/client/Result.html#getMap%28%29 > for (Map.Entry<byte[], NavigableMap<byte[], NavigableMap<Long, > byte[]>>> entry : map.entrySet()) { > byte[] key = entry.getKey(); > This is family name, not key. > *LOG.info("key = " + Bytes.toString(key));* > NavigableMap<byte[], NavigableMap<Long, byte[]>> value = > entry.getValue(); > This is a map keyed by column qualifiers. > for (Entry<byte[], NavigableMap<Long, byte[]>> entry1 : > value.entrySet()) { > byte[] key1 = entry1.getKey(); > *LOG.info("key1 = " + Bytes.toString(key1));* > This is the family qualifier. > NavigableMap<byte[], NavigableMap<Long, byte[]>> value1 = > entry.getValue(); > I do not think you intended to do this. I think you meant entry1, not 'entry' and map type should be NavigableMap<Long, byte[]> rather than above. St.Ack > for (Entry<byte[], NavigableMap<Long, byte[]>> entry2 : > value1.entrySet()) { > String key2 = Bytes.toString(entry2.getKey()); > *LOG.info("key2 = " + key2);* > > } > } > } > } >
