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HBASE-26527 ArrayIndexOutOfBoundsException in KeyValueUtil.copyToNewK… #3904

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Merged
Apache9 merged 2 commits into from
Dec 6, 2021
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HBASE-26527 ArrayIndexOutOfBoundsException in KeyValueUtil.copyToNewK… #3904

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HBASE-26527 ArrayIndexOutOfBoundsException in KeyValueUtil.copyToNewK…
stoty Dec 1, 2021
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added comment as requested by Duo
stoty Dec 6, 2021
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6 changes: 5 additions & 1 deletion hbase-common/src/main/java/org/apache/hadoop/hbase/KeyValueUtil.java
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Original file line number Diff line number Diff line change
Expand Up @@ -128,7 +128,11 @@ public static KeyValue toNewKeyCell(final Cell cell) {
}

public static byte[] copyToNewByteArray(final Cell cell) {
int v1Length = cell.getSerializedSize();
//Cell#getSerializedSize returns the serialized size of the Source cell, which may
//not serialize all fields. We are constructing a KeyValue backing array here,
//which does include all fields, and must allocate accordingly.
int v1Length = length(cell.getRowLength(), cell.getFamilyLength(),
cell.getQualifierLength(), cell.getValueLength(), cell.getTagsLength(), true);
byte[] backingBytes = new byte[v1Length];
appendToByteArray(cell, backingBytes, 0, true);
return backingBytes;
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