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Posted to issues@hbase.apache.org by "Jean-Daniel Cryans (Resolved) (JIRA)" <ji...@apache.org> on 2012/01/03 20:36:42 UTC
[jira] [Resolved] (HBASE-5095) HBase Table Input BUG
[ https://issues.apache.org/jira/browse/HBASE-5095?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jean-Daniel Cryans resolved HBASE-5095.
---------------------------------------
Resolution: Invalid
The qualifier can't be null, use an empty byte array (or convert an empty string) instead.
> HBase Table Input BUG
> ---------------------
>
> Key: HBASE-5095
> URL: https://issues.apache.org/jira/browse/HBASE-5095
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.20.6
> Environment: Red Hat Enterprise Linux Server release 5.4
> Reporter: LuiYip
> Original Estimate: 72h
> Remaining Estimate: 72h
>
> When I put one row into Hbase Table, it throws IOException.(NullPointerException). I could make sure that I have add values into the Row. But when it runs at table.put(row). The exception comes out.
> Here is part of my code.
> public HbaseInterface() {
> HBaseConfiguration config = new HBaseConfiguration();
> try {
> config.set("hbase.zookeeper.quorum", "127.0.0.1");
> config.set("hbase.zookeeper.property.clientPort", "2222");
> table = new HTable(config, urlstable);
> } catch (Exception ex) {
> if (LOGGER.isErrorEnabled()) {
> LOGGER.error("error", ex);
> }
> }
> }
> public boolean put(String url, String category) {
>
> Put row = new Put(Bytes.toBytes(url));
> row.add(Bytes.toBytes(lifetime), null, Bytes.toBytes("99999"));
> row.add(Bytes.toBytes(categories), null, Bytes.toBytes(category));
> row.add(Bytes.toBytes(digest), null, Bytes.toBytes(m_encry.encrypt(url)));
> try {
> table.put(row);
> } catch (Exception ex) {
> if (LOGGER.isErrorEnabled()) {
> LOGGER.error("hbase put error :", ex);
> }
> return false;
> }
> return true;
> }
> This is the table description.
> {NAME => 'urls', FAMILIES => [{NAME => 'categories', COMPRESSION => 'N true
> ONE', VERSIONS => '3', TTL => '2147483647', BLOCKSIZE => '65536', IN_M
> EMORY => 'false', BLOCKCACHE => 'true'}, {NAME => 'digest', COMPRESSIO
> N => 'NONE', VERSIONS => '3', TTL => '2147483647', BLOCKSIZE => '65536
> ', IN_MEMORY => 'false', BLOCKCACHE => 'true'}, {NAME => 'lifetime', C
> OMPRESSION => 'NONE', VERSIONS => '3', TTL => '2147483647', BLOCKSIZE
> => '65536', IN_MEMORY => 'false', BLOCKCACHE => 'true'}]}
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