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fix approximate histogram serde to not change buffer limit

This commit is contained in:
Xavier Léauté 2014-07-01 16:13:00 -07:00
parent 70ae6e1fcd
commit d0b8494735
1 changed files with 3 additions and 2 deletions
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5
histogram/src/main/java/io/druid/query/aggregation/histogram/ApproximateHistogramFoldingSerde.java
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@ -110,8 +110,9 @@ public class ApproximateHistogramFoldingSerde extends ComplexMetricSerde
@Override @Override
public ApproximateHistogram fromByteBuffer(ByteBuffer buffer, int numBytes) public ApproximateHistogram fromByteBuffer(ByteBuffer buffer, int numBytes)
{ {
buffer.limit(buffer.position() + numBytes); final ByteBuffer readOnlyBuffer = buffer.asReadOnlyBuffer();
return ApproximateHistogram.fromBytes(buffer); readOnlyBuffer.limit(readOnlyBuffer.position() + numBytes);
return ApproximateHistogram.fromBytes(readOnlyBuffer);
} }
@Override @Override