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Posted to commits@cassandra.apache.org by db...@apache.org on 2014/02/02 07:18:20 UTC

git commit: unused imports cleanup

Updated Branches:
  refs/heads/trunk 8085e6df2 -> 02fb21893


unused imports cleanup


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/02fb2189
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/02fb2189
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/02fb2189

Branch: refs/heads/trunk
Commit: 02fb218930aaf35d6c1101c4a2156e4663048fa1
Parents: 8085e6d
Author: Dave Brosius <db...@mebigfatguy.com>
Authored: Sun Feb 2 01:17:50 2014 -0500
Committer: Dave Brosius <db...@mebigfatguy.com>
Committed: Sun Feb 2 01:17:50 2014 -0500

----------------------------------------------------------------------
 src/java/org/apache/cassandra/cache/CounterCacheKey.java       | 2 --
 src/java/org/apache/cassandra/cache/RowCacheSentinel.java      | 3 ---
 src/java/org/apache/cassandra/config/Schema.java               | 4 ----
 src/java/org/apache/cassandra/cql3/CQL3Type.java               | 2 --
 src/java/org/apache/cassandra/cql3/QueryOptions.java           | 1 -
 src/java/org/apache/cassandra/cql3/ResultSet.java              | 1 -
 .../apache/cassandra/cql3/statements/CreateIndexStatement.java | 1 -
 src/java/org/apache/cassandra/db/DeletedCell.java              | 1 -
 src/java/org/apache/cassandra/db/Directories.java              | 1 -
 src/java/org/apache/cassandra/db/ExpiringCell.java             | 1 -
 src/java/org/apache/cassandra/db/commitlog/CommitLog.java      | 3 ---
 .../apache/cassandra/db/commitlog/CommitLogSegmentManager.java | 4 ----
 .../apache/cassandra/db/compaction/CompactionController.java   | 1 -
 .../org/apache/cassandra/db/compaction/CompactionIterable.java | 1 -
 .../apache/cassandra/db/composites/AbstractCellNameType.java   | 2 +-
 src/java/org/apache/cassandra/db/context/CounterContext.java   | 1 -
 src/java/org/apache/cassandra/db/marshal/ReversedType.java     | 2 +-
 src/java/org/apache/cassandra/gms/TokenSerializer.java         | 1 -
 .../cassandra/io/sstable/SSTableSimpleUnsortedWriter.java      | 1 -
 .../cassandra/io/sstable/metadata/IMetadataSerializer.java     | 1 -
 .../cassandra/io/sstable/metadata/MetadataCollector.java       | 1 -
 .../org/apache/cassandra/io/util/DataIntegrityMetadata.java    | 1 -
 src/java/org/apache/cassandra/service/CacheService.java        | 2 --
 src/java/org/apache/cassandra/streaming/StreamSession.java     | 1 -
 .../cassandra/streaming/compress/CompressedStreamReader.java   | 1 -
 src/java/org/apache/cassandra/thrift/SSLTransportFactory.java  | 1 -
 src/java/org/apache/cassandra/tools/BulkLoader.java            | 2 --
 src/java/org/apache/cassandra/tools/StandaloneSplitter.java    | 2 --
 src/java/org/apache/cassandra/transport/CBUtil.java            | 1 -
 src/java/org/apache/cassandra/transport/Event.java             | 1 -
 src/java/org/apache/cassandra/transport/Frame.java             | 1 -
 .../cassandra/transport/messages/CredentialsMessage.java       | 1 -
 .../org/apache/cassandra/transport/messages/ErrorMessage.java  | 4 ----
 .../apache/cassandra/transport/messages/ExecuteMessage.java    | 2 --
 .../apache/cassandra/transport/messages/OptionsMessage.java    | 1 -
 .../org/apache/cassandra/transport/messages/QueryMessage.java  | 1 -
 .../org/apache/cassandra/transport/messages/ReadyMessage.java  | 1 -
 .../apache/cassandra/transport/messages/RegisterMessage.java   | 1 -
 .../org/apache/cassandra/transport/messages/ResultMessage.java | 1 -
 .../apache/cassandra/transport/messages/StartupMessage.java    | 1 -
 .../apache/cassandra/transport/messages/SupportedMessage.java  | 1 -
 src/java/org/apache/cassandra/utils/BoundedStatsDeque.java     | 4 ----
 src/java/org/apache/cassandra/utils/FilterFactory.java         | 1 -
 src/java/org/apache/cassandra/utils/btree/BTree.java           | 2 --
 src/java/org/apache/cassandra/utils/concurrent/WaitQueue.java  | 3 +--
 src/java/org/apache/cassandra/utils/memory/Pool.java           | 1 -
 src/java/org/apache/cassandra/utils/obs/OpenBitSet.java        | 6 +++---
 .../org/apache/cassandra/db/compaction/CompactionsTest.java    | 1 -
 .../org/apache/cassandra/io/sstable/CQLSSTableWriterTest.java  | 4 ----
 test/unit/org/apache/cassandra/io/sstable/IndexHelperTest.java | 2 --
 .../unit/org/apache/cassandra/io/sstable/IndexSummaryTest.java | 1 -
 .../cassandra/service/AntiEntropyServiceTestAbstract.java      | 1 -
 52 files changed, 6 insertions(+), 82 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/cache/CounterCacheKey.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/cache/CounterCacheKey.java b/src/java/org/apache/cassandra/cache/CounterCacheKey.java
index b6920cf..da12dd4 100644
--- a/src/java/org/apache/cassandra/cache/CounterCacheKey.java
+++ b/src/java/org/apache/cassandra/cache/CounterCacheKey.java
@@ -22,10 +22,8 @@ import java.util.Arrays;
 import java.util.UUID;
 
 import org.apache.cassandra.config.Schema;
-import org.apache.cassandra.cql3.ColumnIdentifier;
 import org.apache.cassandra.db.composites.CellName;
 import org.apache.cassandra.db.composites.CellNames;
-import org.apache.cassandra.db.composites.SimpleSparseCellName;
 import org.apache.cassandra.utils.*;
 
 public class CounterCacheKey implements CacheKey

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/cache/RowCacheSentinel.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/cache/RowCacheSentinel.java b/src/java/org/apache/cassandra/cache/RowCacheSentinel.java
index 01e90c0..83c49d4 100644
--- a/src/java/org/apache/cassandra/cache/RowCacheSentinel.java
+++ b/src/java/org/apache/cassandra/cache/RowCacheSentinel.java
@@ -19,9 +19,6 @@ package org.apache.cassandra.cache;
 
 import java.util.concurrent.atomic.AtomicLong;
 
-import org.apache.cassandra.db.TypeSizes;
-import org.apache.cassandra.utils.ObjectSizes;
-
 import com.google.common.base.Objects;
 
 /**

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/config/Schema.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/config/Schema.java b/src/java/org/apache/cassandra/config/Schema.java
index e65b399..01be68a 100644
--- a/src/java/org/apache/cassandra/config/Schema.java
+++ b/src/java/org/apache/cassandra/config/Schema.java
@@ -17,7 +17,6 @@
  */
 package org.apache.cassandra.config;
 
-import java.nio.ByteBuffer;
 import java.nio.charset.CharacterCodingException;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
@@ -29,11 +28,8 @@ import org.slf4j.LoggerFactory;
 
 import org.apache.cassandra.db.*;
 import org.apache.cassandra.db.Keyspace;
-import org.apache.cassandra.db.marshal.AbstractType;
-import org.apache.cassandra.db.marshal.UserType;
 import org.apache.cassandra.io.sstable.Descriptor;
 import org.apache.cassandra.service.MigrationManager;
-import org.apache.cassandra.tracing.Tracing;
 import org.apache.cassandra.utils.ByteBufferUtil;
 import org.apache.cassandra.utils.Pair;
 import org.cliffc.high_scale_lib.NonBlockingHashMap;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/cql3/CQL3Type.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/cql3/CQL3Type.java b/src/java/org/apache/cassandra/cql3/CQL3Type.java
index 2ff6fb5..8ce89ca 100644
--- a/src/java/org/apache/cassandra/cql3/CQL3Type.java
+++ b/src/java/org/apache/cassandra/cql3/CQL3Type.java
@@ -17,8 +17,6 @@
  */
 package org.apache.cassandra.cql3;
 
-import java.nio.ByteBuffer;
-
 import org.apache.cassandra.config.KSMetaData;
 import org.apache.cassandra.config.Schema;
 import org.apache.cassandra.db.marshal.*;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/cql3/QueryOptions.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/cql3/QueryOptions.java b/src/java/org/apache/cassandra/cql3/QueryOptions.java
index 72edfbf..630c6a0 100644
--- a/src/java/org/apache/cassandra/cql3/QueryOptions.java
+++ b/src/java/org/apache/cassandra/cql3/QueryOptions.java
@@ -18,7 +18,6 @@
 package org.apache.cassandra.cql3;
 
 import java.nio.ByteBuffer;
-import java.util.ArrayList;
 import java.util.Collections;
 import java.util.EnumSet;
 import java.util.List;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/cql3/ResultSet.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/cql3/ResultSet.java b/src/java/org/apache/cassandra/cql3/ResultSet.java
index 4468637..ece56a9 100644
--- a/src/java/org/apache/cassandra/cql3/ResultSet.java
+++ b/src/java/org/apache/cassandra/cql3/ResultSet.java
@@ -21,7 +21,6 @@ import java.nio.ByteBuffer;
 import java.util.*;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.transport.*;
 import org.apache.cassandra.db.marshal.AbstractType;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/cql3/statements/CreateIndexStatement.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/cql3/statements/CreateIndexStatement.java b/src/java/org/apache/cassandra/cql3/statements/CreateIndexStatement.java
index d0478f5..fe5508b 100644
--- a/src/java/org/apache/cassandra/cql3/statements/CreateIndexStatement.java
+++ b/src/java/org/apache/cassandra/cql3/statements/CreateIndexStatement.java
@@ -29,7 +29,6 @@ import org.apache.cassandra.config.CFMetaData;
 import org.apache.cassandra.config.ColumnDefinition;
 import org.apache.cassandra.config.IndexType;
 import org.apache.cassandra.config.Schema;
-import org.apache.cassandra.db.index.SecondaryIndex;
 import org.apache.cassandra.db.marshal.MapType;
 import org.apache.cassandra.exceptions.*;
 import org.apache.cassandra.cql3.*;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/DeletedCell.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/DeletedCell.java b/src/java/org/apache/cassandra/db/DeletedCell.java
index 64a6df3..3701ab2 100644
--- a/src/java/org/apache/cassandra/db/DeletedCell.java
+++ b/src/java/org/apache/cassandra/db/DeletedCell.java
@@ -27,7 +27,6 @@ import org.apache.cassandra.io.util.DataOutputBuffer;
 import org.apache.cassandra.serializers.MarshalException;
 import org.apache.cassandra.utils.memory.AbstractAllocator;
 import org.apache.cassandra.utils.ByteBufferUtil;
-import org.apache.cassandra.utils.memory.HeapAllocator;
 
 public class DeletedCell extends Cell
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/Directories.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/Directories.java b/src/java/org/apache/cassandra/db/Directories.java
index b3723b3..6cd9da1 100644
--- a/src/java/org/apache/cassandra/db/Directories.java
+++ b/src/java/org/apache/cassandra/db/Directories.java
@@ -38,7 +38,6 @@ import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.ImmutableSet.Builder;
 import com.google.common.collect.Iterables;
-import com.google.common.collect.Iterators;
 import com.google.common.primitives.Longs;
 import com.google.common.util.concurrent.Uninterruptibles;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/ExpiringCell.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/ExpiringCell.java b/src/java/org/apache/cassandra/db/ExpiringCell.java
index 6742630..4e26c9e 100644
--- a/src/java/org/apache/cassandra/db/ExpiringCell.java
+++ b/src/java/org/apache/cassandra/db/ExpiringCell.java
@@ -27,7 +27,6 @@ import org.apache.cassandra.db.composites.CellNameType;
 import org.apache.cassandra.io.util.DataOutputBuffer;
 import org.apache.cassandra.serializers.MarshalException;
 import org.apache.cassandra.utils.memory.AbstractAllocator;
-import org.apache.cassandra.utils.memory.HeapAllocator;
 
 /**
  * Alternative to Cell that have an expiring time.

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/commitlog/CommitLog.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/commitlog/CommitLog.java b/src/java/org/apache/cassandra/db/commitlog/CommitLog.java
index 1181a6f..9f2b960 100644
--- a/src/java/org/apache/cassandra/db/commitlog/CommitLog.java
+++ b/src/java/org/apache/cassandra/db/commitlog/CommitLog.java
@@ -21,7 +21,6 @@ import java.io.*;
 import java.lang.management.ManagementFactory;
 import java.nio.ByteBuffer;
 import java.util.*;
-import java.util.concurrent.Future;
 
 import javax.management.MBeanServer;
 import javax.management.ObjectName;
@@ -39,8 +38,6 @@ import org.apache.cassandra.metrics.CommitLogMetrics;
 import org.apache.cassandra.net.MessagingService;
 import org.apache.cassandra.utils.PureJavaCrc32;
 
-import com.google.common.util.concurrent.Futures;
-
 import static org.apache.cassandra.db.commitlog.CommitLogSegment.*;
 
 /*

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/commitlog/CommitLogSegmentManager.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/commitlog/CommitLogSegmentManager.java b/src/java/org/apache/cassandra/db/commitlog/CommitLogSegmentManager.java
index bc87370..7a72f79 100644
--- a/src/java/org/apache/cassandra/db/commitlog/CommitLogSegmentManager.java
+++ b/src/java/org/apache/cassandra/db/commitlog/CommitLogSegmentManager.java
@@ -30,14 +30,12 @@ import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.Callable;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.Future;
-import java.util.concurrent.FutureTask;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
 
 import com.google.common.collect.Iterables;
 import com.google.common.util.concurrent.*;
-import org.apache.cassandra.service.paxos.Commit;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -48,8 +46,6 @@ import org.apache.cassandra.db.Keyspace;
 import org.apache.cassandra.db.Mutation;
 import org.apache.cassandra.io.util.FileUtils;
 import org.apache.cassandra.net.MessagingService;
-import org.apache.cassandra.service.StorageService;
-import org.apache.cassandra.utils.FBUtilities;
 import org.apache.cassandra.utils.Pair;
 import org.apache.cassandra.utils.concurrent.WaitQueue;
 import org.apache.cassandra.utils.WrappedRunnable;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/compaction/CompactionController.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/compaction/CompactionController.java b/src/java/org/apache/cassandra/db/compaction/CompactionController.java
index 066c7e5..3a19ca7 100644
--- a/src/java/org/apache/cassandra/db/compaction/CompactionController.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionController.java
@@ -30,7 +30,6 @@ import org.slf4j.LoggerFactory;
 import org.apache.cassandra.db.ColumnFamilyStore;
 import org.apache.cassandra.db.DataTracker;
 import org.apache.cassandra.db.DecoratedKey;
-import org.apache.cassandra.io.sstable.SSTableIdentityIterator;
 import org.apache.cassandra.io.sstable.SSTableReader;
 import org.apache.cassandra.utils.AlwaysPresentFilter;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java b/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java
index 132cf25..0c9b52a 100644
--- a/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java
@@ -24,7 +24,6 @@ import java.util.List;
 import com.google.common.collect.ImmutableList;
 
 import org.apache.cassandra.db.columniterator.OnDiskAtomIterator;
-import org.apache.cassandra.io.sstable.SSTableIdentityIterator;
 import org.apache.cassandra.utils.CloseableIterator;
 import org.apache.cassandra.utils.MergeIterator;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/composites/AbstractCellNameType.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/composites/AbstractCellNameType.java b/src/java/org/apache/cassandra/db/composites/AbstractCellNameType.java
index 83030a6..96fc1eb 100644
--- a/src/java/org/apache/cassandra/db/composites/AbstractCellNameType.java
+++ b/src/java/org/apache/cassandra/db/composites/AbstractCellNameType.java
@@ -215,7 +215,7 @@ public abstract class AbstractCellNameType extends AbstractCType implements Cell
             }
             else
             {
-                AbstractType<?> type = (AbstractType)subtype(i);
+                AbstractType<?> type = subtype(i);
                 // If it's a collection type, we need to find the right collection and use the key comparator (since we're building a cell name)
                 if (type instanceof ColumnToCollectionType)
                 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/context/CounterContext.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/context/CounterContext.java b/src/java/org/apache/cassandra/db/context/CounterContext.java
index 0b66d3b..9da636c 100644
--- a/src/java/org/apache/cassandra/db/context/CounterContext.java
+++ b/src/java/org/apache/cassandra/db/context/CounterContext.java
@@ -31,7 +31,6 @@ import org.slf4j.LoggerFactory;
 import org.apache.cassandra.db.ClockAndCount;
 import org.apache.cassandra.db.TypeSizes;
 import org.apache.cassandra.db.compaction.CompactionManager;
-import org.apache.cassandra.serializers.MarshalException;
 import org.apache.cassandra.utils.*;
 
 /**

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/db/marshal/ReversedType.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/marshal/ReversedType.java b/src/java/org/apache/cassandra/db/marshal/ReversedType.java
index ef8fb92..f9ab81e 100644
--- a/src/java/org/apache/cassandra/db/marshal/ReversedType.java
+++ b/src/java/org/apache/cassandra/db/marshal/ReversedType.java
@@ -50,7 +50,7 @@ public class ReversedType<T> extends AbstractType<T>
             type = new ReversedType<T>(baseType);
             instances.put(baseType, type);
         }
-        return (ReversedType<T>) type;
+        return type;
     }
 
     private ReversedType(AbstractType<T> baseType)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/gms/TokenSerializer.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/gms/TokenSerializer.java b/src/java/org/apache/cassandra/gms/TokenSerializer.java
index 3789b50..bc5bf4b 100644
--- a/src/java/org/apache/cassandra/gms/TokenSerializer.java
+++ b/src/java/org/apache/cassandra/gms/TokenSerializer.java
@@ -17,7 +17,6 @@
  */
 package org.apache.cassandra.gms;
 
-import org.apache.cassandra.db.TypeSizes;
 import org.apache.cassandra.dht.IPartitioner;
 import org.apache.cassandra.dht.Token;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/io/sstable/SSTableSimpleUnsortedWriter.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/io/sstable/SSTableSimpleUnsortedWriter.java b/src/java/org/apache/cassandra/io/sstable/SSTableSimpleUnsortedWriter.java
index c881395..c8c7277 100644
--- a/src/java/org/apache/cassandra/io/sstable/SSTableSimpleUnsortedWriter.java
+++ b/src/java/org/apache/cassandra/io/sstable/SSTableSimpleUnsortedWriter.java
@@ -28,7 +28,6 @@ import com.google.common.base.Throwables;
 
 import org.apache.cassandra.config.CFMetaData;
 import org.apache.cassandra.db.ColumnFamily;
-import org.apache.cassandra.db.ColumnFamilyType;
 import org.apache.cassandra.db.DecoratedKey;
 import org.apache.cassandra.db.TreeMapBackedSortedColumns;
 import org.apache.cassandra.db.marshal.AbstractType;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/io/sstable/metadata/IMetadataSerializer.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/io/sstable/metadata/IMetadataSerializer.java b/src/java/org/apache/cassandra/io/sstable/metadata/IMetadataSerializer.java
index 0875e5d..bd953ae 100644
--- a/src/java/org/apache/cassandra/io/sstable/metadata/IMetadataSerializer.java
+++ b/src/java/org/apache/cassandra/io/sstable/metadata/IMetadataSerializer.java
@@ -19,7 +19,6 @@ package org.apache.cassandra.io.sstable.metadata;
 
 import java.io.DataOutput;
 import java.io.IOException;
-import java.util.Collection;
 import java.util.EnumSet;
 import java.util.Map;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/io/sstable/metadata/MetadataCollector.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/io/sstable/metadata/MetadataCollector.java b/src/java/org/apache/cassandra/io/sstable/metadata/MetadataCollector.java
index c61b766..e20015d 100644
--- a/src/java/org/apache/cassandra/io/sstable/metadata/MetadataCollector.java
+++ b/src/java/org/apache/cassandra/io/sstable/metadata/MetadataCollector.java
@@ -31,7 +31,6 @@ import org.apache.cassandra.io.sstable.*;
 import org.apache.cassandra.utils.EstimatedHistogram;
 import org.apache.cassandra.utils.MurmurHash;
 import org.apache.cassandra.utils.StreamingHistogram;
-import org.apache.cassandra.utils.memory.HeapAllocator;
 
 public class MetadataCollector
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/io/util/DataIntegrityMetadata.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/io/util/DataIntegrityMetadata.java b/src/java/org/apache/cassandra/io/util/DataIntegrityMetadata.java
index 0606941..f3c6c63 100644
--- a/src/java/org/apache/cassandra/io/util/DataIntegrityMetadata.java
+++ b/src/java/org/apache/cassandra/io/util/DataIntegrityMetadata.java
@@ -29,7 +29,6 @@ import java.util.zip.Checksum;
 
 import org.apache.cassandra.io.sstable.Component;
 import org.apache.cassandra.io.sstable.Descriptor;
-import org.apache.cassandra.io.sstable.SSTable;
 import org.apache.cassandra.utils.Hex;
 import org.apache.cassandra.utils.PureJavaCrc32;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/service/CacheService.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/service/CacheService.java b/src/java/org/apache/cassandra/service/CacheService.java
index 4a2fc18..d8c26bc 100644
--- a/src/java/org/apache/cassandra/service/CacheService.java
+++ b/src/java/org/apache/cassandra/service/CacheService.java
@@ -32,7 +32,6 @@ import java.util.concurrent.locks.Lock;
 import javax.management.MBeanServer;
 import javax.management.ObjectName;
 
-import com.google.common.collect.ImmutableSortedSet;
 import com.google.common.util.concurrent.Futures;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -51,7 +50,6 @@ import org.apache.cassandra.db.filter.QueryFilter;
 import org.apache.cassandra.io.sstable.Descriptor;
 import org.apache.cassandra.io.sstable.SSTableReader;
 import org.apache.cassandra.utils.ByteBufferUtil;
-import org.apache.cassandra.utils.CounterId;
 import org.apache.cassandra.utils.FBUtilities;
 import org.apache.cassandra.utils.Pair;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/streaming/StreamSession.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/streaming/StreamSession.java b/src/java/org/apache/cassandra/streaming/StreamSession.java
index eb720ed..e65f2db 100644
--- a/src/java/org/apache/cassandra/streaming/StreamSession.java
+++ b/src/java/org/apache/cassandra/streaming/StreamSession.java
@@ -23,7 +23,6 @@ import java.util.*;
 import java.util.concurrent.Future;
 
 import com.google.common.collect.Lists;
-import org.apache.cassandra.io.sstable.SSTableWriter;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/streaming/compress/CompressedStreamReader.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/streaming/compress/CompressedStreamReader.java b/src/java/org/apache/cassandra/streaming/compress/CompressedStreamReader.java
index 4aac941..d294e4a 100644
--- a/src/java/org/apache/cassandra/streaming/compress/CompressedStreamReader.java
+++ b/src/java/org/apache/cassandra/streaming/compress/CompressedStreamReader.java
@@ -28,7 +28,6 @@ import org.apache.cassandra.config.Schema;
 import org.apache.cassandra.db.ColumnFamilyStore;
 import org.apache.cassandra.db.Keyspace;
 import org.apache.cassandra.io.compress.CompressionMetadata;
-import org.apache.cassandra.io.sstable.SSTableReader;
 import org.apache.cassandra.io.sstable.SSTableWriter;
 import org.apache.cassandra.streaming.ProgressInfo;
 import org.apache.cassandra.streaming.StreamReader;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/thrift/SSLTransportFactory.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/thrift/SSLTransportFactory.java b/src/java/org/apache/cassandra/thrift/SSLTransportFactory.java
index f828600..b23d28c 100644
--- a/src/java/org/apache/cassandra/thrift/SSLTransportFactory.java
+++ b/src/java/org/apache/cassandra/thrift/SSLTransportFactory.java
@@ -21,7 +21,6 @@ import com.google.common.collect.Sets;
 import org.apache.cassandra.cli.transport.FramedTransportFactory;
 import org.apache.thrift.transport.TSSLTransportFactory;
 import org.apache.thrift.transport.TTransport;
-import org.apache.thrift.transport.TTransportException;
 
 import java.util.Map;
 import java.util.Set;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/tools/BulkLoader.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/tools/BulkLoader.java b/src/java/org/apache/cassandra/tools/BulkLoader.java
index 9593a55..ec4892f 100644
--- a/src/java/org/apache/cassandra/tools/BulkLoader.java
+++ b/src/java/org/apache/cassandra/tools/BulkLoader.java
@@ -30,8 +30,6 @@ import org.apache.cassandra.config.EncryptionOptions;
 import org.apache.commons.cli.*;
 import org.apache.thrift.protocol.TBinaryProtocol;
 import org.apache.thrift.protocol.TProtocol;
-import org.apache.thrift.transport.TFramedTransport;
-import org.apache.thrift.transport.TSocket;
 import org.apache.thrift.transport.TTransport;
 
 import org.apache.cassandra.auth.IAuthenticator;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/tools/StandaloneSplitter.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/tools/StandaloneSplitter.java b/src/java/org/apache/cassandra/tools/StandaloneSplitter.java
index 6783ba7..8b92586 100644
--- a/src/java/org/apache/cassandra/tools/StandaloneSplitter.java
+++ b/src/java/org/apache/cassandra/tools/StandaloneSplitter.java
@@ -25,11 +25,9 @@ import java.util.*;
 import org.apache.commons.cli.*;
 
 import org.apache.cassandra.config.DatabaseDescriptor;
-import org.apache.cassandra.config.Schema;
 import org.apache.cassandra.db.ColumnFamilyStore;
 import org.apache.cassandra.db.Directories;
 import org.apache.cassandra.db.Keyspace;
-import org.apache.cassandra.db.compaction.LeveledManifest;
 import org.apache.cassandra.db.compaction.SSTableSplitter;
 import org.apache.cassandra.io.sstable.*;
 import org.apache.cassandra.utils.Pair;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/CBUtil.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/CBUtil.java b/src/java/org/apache/cassandra/transport/CBUtil.java
index dfd0439..2816f47 100644
--- a/src/java/org/apache/cassandra/transport/CBUtil.java
+++ b/src/java/org/apache/cassandra/transport/CBUtil.java
@@ -30,7 +30,6 @@ import java.util.Map;
 import java.util.UUID;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.util.CharsetUtil;
 
 import org.apache.cassandra.db.ConsistencyLevel;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/Event.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/Event.java b/src/java/org/apache/cassandra/transport/Event.java
index ba9a23d..d0b673b 100644
--- a/src/java/org/apache/cassandra/transport/Event.java
+++ b/src/java/org/apache/cassandra/transport/Event.java
@@ -21,7 +21,6 @@ import java.net.InetAddress;
 import java.net.InetSocketAddress;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 public abstract class Event
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/Frame.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/Frame.java b/src/java/org/apache/cassandra/transport/Frame.java
index 6472b39..e0f49e1 100644
--- a/src/java/org/apache/cassandra/transport/Frame.java
+++ b/src/java/org/apache/cassandra/transport/Frame.java
@@ -31,7 +31,6 @@ import org.jboss.netty.handler.codec.frame.*;
 import org.apache.cassandra.config.DatabaseDescriptor;
 import org.apache.cassandra.exceptions.InvalidRequestException;
 import org.apache.cassandra.transport.messages.ErrorMessage;
-import org.apache.cassandra.utils.ByteBufferUtil;
 
 public class Frame
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/CredentialsMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/CredentialsMessage.java b/src/java/org/apache/cassandra/transport/messages/CredentialsMessage.java
index 2c93afd..dca8bf8 100644
--- a/src/java/org/apache/cassandra/transport/messages/CredentialsMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/CredentialsMessage.java
@@ -24,7 +24,6 @@ import org.apache.cassandra.auth.AuthenticatedUser;
 import org.apache.cassandra.config.DatabaseDescriptor;
 import org.apache.cassandra.transport.ProtocolException;
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.exceptions.AuthenticationException;
 import org.apache.cassandra.service.QueryState;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/ErrorMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/ErrorMessage.java b/src/java/org/apache/cassandra/transport/messages/ErrorMessage.java
index 3ca5801..8f9ba6a 100644
--- a/src/java/org/apache/cassandra/transport/messages/ErrorMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/ErrorMessage.java
@@ -17,10 +17,7 @@
  */
 package org.apache.cassandra.transport.messages;
 
-import java.nio.ByteBuffer;
-
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -31,7 +28,6 @@ import org.apache.cassandra.transport.CBUtil;
 import org.apache.cassandra.transport.Message;
 import org.apache.cassandra.transport.ProtocolException;
 import org.apache.cassandra.transport.ServerError;
-import org.apache.cassandra.utils.ByteBufferUtil;
 import org.apache.cassandra.utils.MD5Digest;
 
 /**

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/ExecuteMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/ExecuteMessage.java b/src/java/org/apache/cassandra/transport/messages/ExecuteMessage.java
index c090f9f..64e4785 100644
--- a/src/java/org/apache/cassandra/transport/messages/ExecuteMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/ExecuteMessage.java
@@ -18,13 +18,11 @@
 package org.apache.cassandra.transport.messages;
 
 import java.nio.ByteBuffer;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.UUID;
 
 import com.google.common.collect.ImmutableMap;
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.cql3.CQLStatement;
 import org.apache.cassandra.cql3.QueryProcessor;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/OptionsMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/OptionsMessage.java b/src/java/org/apache/cassandra/transport/messages/OptionsMessage.java
index dd99c60..f74d252 100644
--- a/src/java/org/apache/cassandra/transport/messages/OptionsMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/OptionsMessage.java
@@ -23,7 +23,6 @@ import java.util.List;
 import java.util.Map;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.cql3.QueryProcessor;
 import org.apache.cassandra.service.QueryState;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/QueryMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/QueryMessage.java b/src/java/org/apache/cassandra/transport/messages/QueryMessage.java
index 744e0ea..c5ff143 100644
--- a/src/java/org/apache/cassandra/transport/messages/QueryMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/QueryMessage.java
@@ -23,7 +23,6 @@ import java.util.UUID;
 
 import com.google.common.collect.ImmutableMap;
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.cql3.QueryProcessor;
 import org.apache.cassandra.cql3.QueryOptions;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/ReadyMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/ReadyMessage.java b/src/java/org/apache/cassandra/transport/messages/ReadyMessage.java
index 10bff86..40464eb 100644
--- a/src/java/org/apache/cassandra/transport/messages/ReadyMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/ReadyMessage.java
@@ -18,7 +18,6 @@
 package org.apache.cassandra.transport.messages;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.transport.Message;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/RegisterMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/RegisterMessage.java b/src/java/org/apache/cassandra/transport/messages/RegisterMessage.java
index fc6ade7..834d584 100644
--- a/src/java/org/apache/cassandra/transport/messages/RegisterMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/RegisterMessage.java
@@ -21,7 +21,6 @@ import java.util.ArrayList;
 import java.util.List;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.service.QueryState;
 import org.apache.cassandra.transport.*;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/ResultMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/ResultMessage.java b/src/java/org/apache/cassandra/transport/messages/ResultMessage.java
index 3d41793..0a57fee 100644
--- a/src/java/org/apache/cassandra/transport/messages/ResultMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/ResultMessage.java
@@ -20,7 +20,6 @@ package org.apache.cassandra.transport.messages;
 import java.util.*;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.cql3.ColumnSpecification;
 import org.apache.cassandra.cql3.CQLStatement;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/StartupMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/StartupMessage.java b/src/java/org/apache/cassandra/transport/messages/StartupMessage.java
index d56a037..d2b4350 100644
--- a/src/java/org/apache/cassandra/transport/messages/StartupMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/StartupMessage.java
@@ -21,7 +21,6 @@ import java.util.HashMap;
 import java.util.Map;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.config.DatabaseDescriptor;
 import org.apache.cassandra.exceptions.InvalidRequestException;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/transport/messages/SupportedMessage.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/transport/messages/SupportedMessage.java b/src/java/org/apache/cassandra/transport/messages/SupportedMessage.java
index 44a95e7..1ec9b51 100644
--- a/src/java/org/apache/cassandra/transport/messages/SupportedMessage.java
+++ b/src/java/org/apache/cassandra/transport/messages/SupportedMessage.java
@@ -21,7 +21,6 @@ import java.util.List;
 import java.util.Map;
 
 import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
 
 import org.apache.cassandra.transport.CBUtil;
 import org.apache.cassandra.transport.Message;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/utils/BoundedStatsDeque.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/BoundedStatsDeque.java b/src/java/org/apache/cassandra/utils/BoundedStatsDeque.java
index 3983b74..2ad28c4 100644
--- a/src/java/org/apache/cassandra/utils/BoundedStatsDeque.java
+++ b/src/java/org/apache/cassandra/utils/BoundedStatsDeque.java
@@ -18,12 +18,8 @@
 package org.apache.cassandra.utils;
 
 import java.util.Iterator;
-import java.util.NoSuchElementException;
 import java.util.concurrent.LinkedBlockingDeque;
 import java.util.concurrent.atomic.AtomicLong;
-import java.util.concurrent.atomic.AtomicReference;
-
-import com.google.common.util.concurrent.AtomicDouble;
 
 /**
  * bounded threadsafe deque

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/utils/FilterFactory.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/FilterFactory.java b/src/java/org/apache/cassandra/utils/FilterFactory.java
index e50cbda..ea81b11 100644
--- a/src/java/org/apache/cassandra/utils/FilterFactory.java
+++ b/src/java/org/apache/cassandra/utils/FilterFactory.java
@@ -21,7 +21,6 @@ import java.io.DataInput;
 import java.io.DataOutput;
 import java.io.IOException;
 
-import org.apache.cassandra.db.TypeSizes;
 import org.apache.cassandra.utils.obs.IBitSet;
 import org.apache.cassandra.utils.obs.OffHeapBitSet;
 import org.apache.cassandra.utils.obs.OpenBitSet;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/utils/btree/BTree.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/btree/BTree.java b/src/java/org/apache/cassandra/utils/btree/BTree.java
index eb7e558..40c9ca8 100644
--- a/src/java/org/apache/cassandra/utils/btree/BTree.java
+++ b/src/java/org/apache/cassandra/utils/btree/BTree.java
@@ -4,9 +4,7 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Comparator;
 
-import com.google.common.base.Function;
 import org.apache.cassandra.utils.ObjectSizes;
-import com.google.common.collect.Collections2;
 
 public class BTree
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/utils/concurrent/WaitQueue.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/concurrent/WaitQueue.java b/src/java/org/apache/cassandra/utils/concurrent/WaitQueue.java
index 9bef8c3..3b4ce5f 100644
--- a/src/java/org/apache/cassandra/utils/concurrent/WaitQueue.java
+++ b/src/java/org/apache/cassandra/utils/concurrent/WaitQueue.java
@@ -7,7 +7,6 @@ import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 import java.util.concurrent.ConcurrentLinkedDeque;
-import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
 import java.util.concurrent.locks.LockSupport;
 
@@ -264,7 +263,7 @@ public final class WaitQueue
             boolean interrupted = false;
             while (!isSignalled())
             {
-                if (Thread.currentThread().interrupted())
+                if (Thread.interrupted())
                     interrupted = true;
                 LockSupport.park();
             }

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/utils/memory/Pool.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/memory/Pool.java b/src/java/org/apache/cassandra/utils/memory/Pool.java
index 4e59de8..927c62b 100644
--- a/src/java/org/apache/cassandra/utils/memory/Pool.java
+++ b/src/java/org/apache/cassandra/utils/memory/Pool.java
@@ -4,7 +4,6 @@ import org.apache.cassandra.utils.concurrent.OpOrder;
 import org.apache.cassandra.utils.concurrent.WaitQueue;
 
 import java.util.concurrent.atomic.AtomicLong;
-import java.util.concurrent.atomic.AtomicLongFieldUpdater;
 
 
 /**

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/src/java/org/apache/cassandra/utils/obs/OpenBitSet.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/obs/OpenBitSet.java b/src/java/org/apache/cassandra/utils/obs/OpenBitSet.java
index b5310fa..5657d41 100644
--- a/src/java/org/apache/cassandra/utils/obs/OpenBitSet.java
+++ b/src/java/org/apache/cassandra/utils/obs/OpenBitSet.java
@@ -307,7 +307,7 @@ public class OpenBitSet implements IBitSet
     long[][] thisArr = this.bits;
     long[][] otherArr = other.bits;
     int thisPageSize = PAGE_SIZE;
-    int otherPageSize = other.PAGE_SIZE;
+    int otherPageSize = OpenBitSet.PAGE_SIZE;
     // testing against zero can be more efficient
     int pos=newLen;
     while(--pos>=0) {
@@ -357,8 +357,8 @@ public class OpenBitSet implements IBitSet
       a=this;
     }
 
-    int aPageSize = this.PAGE_SIZE;
-    int bPageSize = b.PAGE_SIZE;
+    int aPageSize = OpenBitSet.PAGE_SIZE;
+    int bPageSize = OpenBitSet.PAGE_SIZE;
 
     // check for any set bits out of the range of b
     for (int i=a.wlen-1; i>=b.wlen; i--) {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/test/unit/org/apache/cassandra/db/compaction/CompactionsTest.java
----------------------------------------------------------------------
diff --git a/test/unit/org/apache/cassandra/db/compaction/CompactionsTest.java b/test/unit/org/apache/cassandra/db/compaction/CompactionsTest.java
index 601836c..50f4a65 100644
--- a/test/unit/org/apache/cassandra/db/compaction/CompactionsTest.java
+++ b/test/unit/org/apache/cassandra/db/compaction/CompactionsTest.java
@@ -26,7 +26,6 @@ import java.util.concurrent.TimeUnit;
 
 import com.google.common.base.Function;
 import com.google.common.collect.Iterables;
-import com.google.common.collect.SetMultimap;
 import com.google.common.collect.Sets;
 import org.junit.Test;
 import org.junit.runner.RunWith;

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/test/unit/org/apache/cassandra/io/sstable/CQLSSTableWriterTest.java
----------------------------------------------------------------------
diff --git a/test/unit/org/apache/cassandra/io/sstable/CQLSSTableWriterTest.java b/test/unit/org/apache/cassandra/io/sstable/CQLSSTableWriterTest.java
index 0e38e16..4e191e9 100644
--- a/test/unit/org/apache/cassandra/io/sstable/CQLSSTableWriterTest.java
+++ b/test/unit/org/apache/cassandra/io/sstable/CQLSSTableWriterTest.java
@@ -26,16 +26,12 @@ import org.junit.Test;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 
-import org.apache.cassandra.SchemaLoader;
-import org.apache.cassandra.Util;
 import org.apache.cassandra.config.CFMetaData;
 import org.apache.cassandra.config.Schema;
 import org.apache.cassandra.cql3.*;
-import org.apache.cassandra.db.*;
 import org.apache.cassandra.dht.Range;
 import org.apache.cassandra.dht.Token;
 import org.apache.cassandra.service.StorageService;
-import org.apache.cassandra.utils.ByteBufferUtil;
 import org.apache.cassandra.utils.FBUtilities;
 import org.apache.cassandra.utils.OutputHandler;
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/test/unit/org/apache/cassandra/io/sstable/IndexHelperTest.java
----------------------------------------------------------------------
diff --git a/test/unit/org/apache/cassandra/io/sstable/IndexHelperTest.java b/test/unit/org/apache/cassandra/io/sstable/IndexHelperTest.java
index 9d0e6cf..59ef4c4 100644
--- a/test/unit/org/apache/cassandra/io/sstable/IndexHelperTest.java
+++ b/test/unit/org/apache/cassandra/io/sstable/IndexHelperTest.java
@@ -27,10 +27,8 @@ import org.junit.Test;
 
 import org.apache.cassandra.Util;
 import org.apache.cassandra.db.composites.*;
-import org.apache.cassandra.db.marshal.AbstractType;
 import org.apache.cassandra.db.marshal.IntegerType;
 import static org.apache.cassandra.io.sstable.IndexHelper.IndexInfo;
-import static org.apache.cassandra.utils.ByteBufferUtil.bytes;
 
 public class IndexHelperTest
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/test/unit/org/apache/cassandra/io/sstable/IndexSummaryTest.java
----------------------------------------------------------------------
diff --git a/test/unit/org/apache/cassandra/io/sstable/IndexSummaryTest.java b/test/unit/org/apache/cassandra/io/sstable/IndexSummaryTest.java
index e9cca75..2253302 100644
--- a/test/unit/org/apache/cassandra/io/sstable/IndexSummaryTest.java
+++ b/test/unit/org/apache/cassandra/io/sstable/IndexSummaryTest.java
@@ -42,7 +42,6 @@ import static org.apache.cassandra.io.sstable.Downsampling.BASE_SAMPLING_LEVEL;
 import static org.apache.cassandra.io.sstable.Downsampling.MIN_SAMPLING_LEVEL;
 
 import static org.junit.Assert.*;
-import static org.junit.Assert.assertEquals;
 
 public class IndexSummaryTest
 {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/02fb2189/test/unit/org/apache/cassandra/service/AntiEntropyServiceTestAbstract.java
----------------------------------------------------------------------
diff --git a/test/unit/org/apache/cassandra/service/AntiEntropyServiceTestAbstract.java b/test/unit/org/apache/cassandra/service/AntiEntropyServiceTestAbstract.java
index 1123fc0..78ae1c1 100644
--- a/test/unit/org/apache/cassandra/service/AntiEntropyServiceTestAbstract.java
+++ b/test/unit/org/apache/cassandra/service/AntiEntropyServiceTestAbstract.java
@@ -45,7 +45,6 @@ import org.apache.cassandra.net.MessagingService;
 import org.apache.cassandra.repair.RepairJobDesc;
 import org.apache.cassandra.utils.FBUtilities;
 
-import static org.apache.cassandra.service.ActiveRepairService.*;
 import static org.junit.Assert.assertEquals;
 
 public abstract class AntiEntropyServiceTestAbstract extends SchemaLoader