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[HBASE-11064] Odd behaviors of TableName for empty namespace - HBase - [issue]
...In the class TableName,public static byte [] isLegalFullyQualifiedTableName(final byte[] tableName) {...int namespaceDelimIndex = ...if (namespaceDelimIndex == 0 || namespaceDelimIndex == -1...
http://issues.apache.org/jira/browse/HBASE-11064    Author: Hiroshi Ikeda, 2014-04-24, 05:58
[HBASE-10971] ImmutableBytesWritable is not immutable - HBase - [issue]
...ImmutableBytesWritable is not immutable in spite of the name. Also its javadoc says "its comparatively 'immutable'" but this class is just copy-on-write.Fix its javadoc. It is better to mark...
http://issues.apache.org/jira/browse/HBASE-10971    Author: Hiroshi Ikeda, 2014-04-14, 05:33
[HBASE-6651] Improve thread safety of HTablePool - HBase - [issue]
...There are some operations in HTablePool accessing PoolMap in multiple places without any explicit synchronization. For example HTablePool.closeTablePool() calls PoolMap.values(), and calls P...
http://issues.apache.org/jira/browse/HBASE-6651    Author: Hiroshi Ikeda, 2014-03-31, 13:37
[HBASE-10656]  high-scale-lib's Counter depends on Oracle (Sun) JRE, and also has some bug - HBase - [issue]
...Cliff's high-scale-lib's Counter is used in important classes (for example, HRegion) in HBase, but Counter uses sun.misc.Unsafe, that is implementation detail of the Java standard library an...
http://issues.apache.org/jira/browse/HBASE-10656    Author: Hiroshi Ikeda, 2014-03-25, 05:01
[HBASE-7278] Some bugs of HTableDesciptor - HBase - [issue]
...There are some bugs of the class HTableDescriptor.  public HTableDescriptor(final byte [] name) {    super();    setMetaFlags(this.name);   ...
http://issues.apache.org/jira/browse/HBASE-7278    Author: Hiroshi Ikeda, 2013-05-24, 09:23
[HBASE-7437] Improve CompactSelection - HBase - [issue]
...1. Using AtomicLong makes CompactSelection simple and improve its performance.2. There are unused fields and methods.3. The fields should be private.4. Assertion in the method finishRequest ...
http://issues.apache.org/jira/browse/HBASE-7437    Author: Hiroshi Ikeda, 2013-05-16, 02:55
[HBASE-7434] Use generics appropriately in RPCEngine and reduce casts, with fixing a related bug of breaking thread-safety in HConnectionManager - HBase - [issue]
...In RpcEngine,  VersionedProtocol getProxy(Class<? extends VersionedProtocol> protocol, ...)should be  <T extends VersionedProtocol> T getProxy(Class<T> ...
http://issues.apache.org/jira/browse/HBASE-7434    Author: Hiroshi Ikeda, 2013-04-24, 06:13
[HBASE-6639] Class.newInstance() can throw any checked exceptions and must be encapsulated with catching Exception - HBase - [issue]
...There are some logics to call Class.newInstance() without catching Exception,for example, in the method CoprocessorHost.loadInstance().Class.newInstance() is declared to throw InstantiationE...
http://issues.apache.org/jira/browse/HBASE-6639    Author: Hiroshi Ikeda, 2013-04-02, 11:19
[HBASE-7137] Improve Bytes to accept byte buffers which don't allow us to directly access their backing arrays - HBase - [issue]
...Inside HBase, it seems that there is the implicit assumption that byte buffers have backed arrays and are not read-only, and we can freely call ByteBuffer.array() and arrayOffset() without r...
http://issues.apache.org/jira/browse/HBASE-7137    Author: Hiroshi Ikeda, 2012-12-03, 22:05
[HBASE-7160] Improve IdLock and remove its minor defects - HBase - [issue]
...Combination of synchronizations and concurrent collections complicates the code, and it is hard to trace the code and to confirm its correctness. We should re-create the class and make it mo...
http://issues.apache.org/jira/browse/HBASE-7160    Author: Hiroshi Ikeda, 2012-11-26, 03:09
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