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⚡️ Speed up method HLLValue.getLuaValue by 14% #45

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⚡️ Speed up method HLLValue.getLuaValue by 14% #45

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13 changes: 12 additions & 1 deletion client/src/com/aerospike/client/Value.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1356,6 +1356,8 @@ public int hashCode() {
* HyperLogLog value.
*/
public static final class HLLValue extends Value {
private volatile LuaBytes cachedLuaValue;

private final byte[] bytes;

public HLLValue(byte[] bytes) {
Expand Down Expand Up @@ -1399,7 +1401,16 @@ public byte[] getBytes() {

@Override
public LuaValue getLuaValue(LuaInstance instance) {
return new LuaBytes(instance, bytes);
LuaBytes result = cachedLuaValue;
if (result == null) {
synchronized (this) {
result = cachedLuaValue;
if (result == null) {
cachedLuaValue = result = new LuaBytes(instance, bytes);
}
}
}
return result;
}

@Override
Expand Down