// Path: hive-dwrf/src/main/java/com/facebook/hive/orc/compression/CompressionCodec.java
// public interface CompressionCodec {
//   /**
//    * Compress the in buffer to the out buffer.
//    * @param in the bytes to compress
//    * @param out the uncompressed bytes
//    * @param overflow put any additional bytes here
//    * @return true if the output is smaller than input
//    * @throws IOException
//    */
//   boolean compress(ByteBuffer in, ByteBuffer out, ByteBuffer overflow
//                   ) throws IOException;
// 
//   /**
//    * Decompress the in buffer to the out buffer.
//    * @param in the bytes to decompress
//    * @param out the decompressed bytes
//    * @throws IOException
//    */
//   void decompress(ByteBuffer in, ByteBuffer out) throws IOException;
// 
//   void reloadConfigurations(Configuration conf);
// }
// 
// Path: hive-dwrf/src/main/java/com/facebook/hive/orc/compression/SnappyCodec.java
// public class SnappyCodec implements CompressionCodec {
// 
//   @Override
//   public void reloadConfigurations(Configuration conf) {
//   }
// 
//   @Override
//   public boolean compress(ByteBuffer in, ByteBuffer out,
//                           ByteBuffer overflow) throws IOException {
//     int inBytes = in.remaining();
//     // I should work on a patch for Snappy to support an overflow buffer
//     // to prevent the extra buffer copy.
//     byte[] compressed = new byte[Snappy.maxCompressedLength(inBytes)];
//     int outBytes =
//         Snappy.compress(in.array(), in.arrayOffset() + in.position(), inBytes,
//             compressed, 0);
//     if (outBytes < inBytes) {
//       int remaining = out.remaining();
//       if (remaining >= outBytes) {
//         System.arraycopy(compressed, 0, out.array(), out.arrayOffset() +
//             out.position(), outBytes);
//         out.position(out.position() + outBytes);
//       } else {
//         System.arraycopy(compressed, 0, out.array(), out.arrayOffset() +
//             out.position(), remaining);
//         out.position(out.limit());
//         System.arraycopy(compressed, remaining, overflow.array(),
//             overflow.arrayOffset(), outBytes - remaining);
//         overflow.position(outBytes - remaining);
//       }
//       return true;
//     } else {
//       return false;
//     }
//   }
// 
//   @Override
//   public void decompress(ByteBuffer in, ByteBuffer out) throws IOException {
//     int inOffset = in.position();
//     int uncompressLen =
//         Snappy.uncompress(in.array(), in.arrayOffset() + inOffset,
//         in.limit() - inOffset, out.array(), out.arrayOffset() + out.position());
//     out.position(uncompressLen + out.position());
//     out.flip();
//   }
// }
// 
// Path: hive-dwrf/src/main/java/com/facebook/hive/orc/WriterImpl.java
// static class RowIndexPositionRecorder implements PositionRecorder {
//   private final OrcProto.RowIndexEntry.Builder builder;
// 
//   RowIndexPositionRecorder(OrcProto.RowIndexEntry.Builder builder) {
//     this.builder = builder;
//   }
// 
//   @Override
//   public void addPosition(long position) {
//     builder.addPositions(position);
//   }
// }


import static junit.framework.Assert.assertEquals;
import java.nio.ByteBuffer;
import com.facebook.hive.orc.compression.CompressionCodec;
import com.facebook.hive.orc.compression.SnappyCodec;
import org.apache.hadoop.hive.serde2.ReaderWriterProfiler;
import org.junit.Test;
import com.facebook.hive.orc.OrcProto.RowIndex;
import com.facebook.hive.orc.OrcProto.RowIndexEntry;
import com.facebook.hive.orc.WriterImpl.RowIndexPositionRecorder;
    }
    out.flush();
    ByteBuffer inBuf = ByteBuffer.allocate(collect.buffer.size());
    collect.buffer.setByteBuffer(inBuf, 0, collect.buffer.size());
    inBuf.flip();
    ReaderWriterProfiler.setProfilerOptions(null);
    RunLengthByteReader in = new RunLengthByteReader(InStream.create("test",
        inBuf, null, 100));
    for(int i=0; i < 2048; ++i) {
      int x = in.next() & 0xff;
      if (i < 1024) {
        assertEquals((i/4) & 0xff, x);
      } else {
        assertEquals(i & 0xff, x);
      }
    }
    in.loadIndeces(rowIndex.build().getEntryList(), 0);
    for(int i=2047; i >= 0; --i) {
      in.seek(i);
      int x = in.next() & 0xff;
      if (i < 1024) {
        assertEquals((i/4) & 0xff, x);
      } else {
        assertEquals(i & 0xff, x);
      }
    }
  }

  @Test
  public void testCompressedSeek() throws Exception {
// Path: hive-dwrf/src/main/java/com/facebook/hive/orc/compression/CompressionCodec.java
// public interface CompressionCodec {
//   /**
//    * Compress the in buffer to the out buffer.
//    * @param in the bytes to compress
//    * @param out the uncompressed bytes
//    * @param overflow put any additional bytes here
//    * @return true if the output is smaller than input
//    * @throws IOException
//    */
//   boolean compress(ByteBuffer in, ByteBuffer out, ByteBuffer overflow
//                   ) throws IOException;
// 
//   /**
//    * Decompress the in buffer to the out buffer.
//    * @param in the bytes to decompress
//    * @param out the decompressed bytes
//    * @throws IOException
//    */
//   void decompress(ByteBuffer in, ByteBuffer out) throws IOException;
// 
//   void reloadConfigurations(Configuration conf);
// }
// 
// Path: hive-dwrf/src/main/java/com/facebook/hive/orc/compression/SnappyCodec.java
// public class SnappyCodec implements CompressionCodec {
// 
//   @Override
//   public void reloadConfigurations(Configuration conf) {
//   }
// 
//   @Override
//   public boolean compress(ByteBuffer in, ByteBuffer out,
//                           ByteBuffer overflow) throws IOException {
//     int inBytes = in.remaining();
//     // I should work on a patch for Snappy to support an overflow buffer
//     // to prevent the extra buffer copy.
//     byte[] compressed = new byte[Snappy.maxCompressedLength(inBytes)];
//     int outBytes =
//         Snappy.compress(in.array(), in.arrayOffset() + in.position(), inBytes,
//             compressed, 0);
//     if (outBytes < inBytes) {
//       int remaining = out.remaining();
//       if (remaining >= outBytes) {
//         System.arraycopy(compressed, 0, out.array(), out.arrayOffset() +
//             out.position(), outBytes);
//         out.position(out.position() + outBytes);
//       } else {
//         System.arraycopy(compressed, 0, out.array(), out.arrayOffset() +
//             out.position(), remaining);
//         out.position(out.limit());
//         System.arraycopy(compressed, remaining, overflow.array(),
//             overflow.arrayOffset(), outBytes - remaining);
//         overflow.position(outBytes - remaining);
//       }
//       return true;
//     } else {
//       return false;
//     }
//   }
// 
//   @Override
//   public void decompress(ByteBuffer in, ByteBuffer out) throws IOException {
//     int inOffset = in.position();
//     int uncompressLen =
//         Snappy.uncompress(in.array(), in.arrayOffset() + inOffset,
//         in.limit() - inOffset, out.array(), out.arrayOffset() + out.position());
//     out.position(uncompressLen + out.position());
//     out.flip();
//   }
// }
// 
// Path: hive-dwrf/src/main/java/com/facebook/hive/orc/WriterImpl.java
// static class RowIndexPositionRecorder implements PositionRecorder {
//   private final OrcProto.RowIndexEntry.Builder builder;
// 
//   RowIndexPositionRecorder(OrcProto.RowIndexEntry.Builder builder) {
//     this.builder = builder;
//   }
// 
//   @Override
//   public void addPosition(long position) {
//     builder.addPositions(position);
//   }
// }


// Path: hive-dwrf/src/test/java/com/facebook/hive/orc/TestRunLengthByteReader.java
import static junit.framework.Assert.assertEquals;
import java.nio.ByteBuffer;
import com.facebook.hive.orc.compression.CompressionCodec;
import com.facebook.hive.orc.compression.SnappyCodec;
import org.apache.hadoop.hive.serde2.ReaderWriterProfiler;
import org.junit.Test;
import com.facebook.hive.orc.OrcProto.RowIndex;
import com.facebook.hive.orc.OrcProto.RowIndexEntry;
import com.facebook.hive.orc.WriterImpl.RowIndexPositionRecorder;

    }
    out.flush();
    ByteBuffer inBuf = ByteBuffer.allocate(collect.buffer.size());
    collect.buffer.setByteBuffer(inBuf, 0, collect.buffer.size());
    inBuf.flip();
    ReaderWriterProfiler.setProfilerOptions(null);
    RunLengthByteReader in = new RunLengthByteReader(InStream.create("test",
        inBuf, null, 100));
    for(int i=0; i < 2048; ++i) {
      int x = in.next() & 0xff;
      if (i < 1024) {
        assertEquals((i/4) & 0xff, x);
      } else {
        assertEquals(i & 0xff, x);
      }
    }
    in.loadIndeces(rowIndex.build().getEntryList(), 0);
    for(int i=2047; i >= 0; --i) {
      in.seek(i);
      int x = in.next() & 0xff;
      if (i < 1024) {
        assertEquals((i/4) & 0xff, x);
      } else {
        assertEquals(i & 0xff, x);
      }
    }
  }

  @Test
  public void testCompressedSeek() throws Exception {
    CompressionCodec codec = new SnappyCodec();