jhutchison commented on a change in pull request #5915:
URL: https://github.com/apache/geode/pull/5915#discussion_r560405644
##########
File path:
geode-redis/src/main/java/org/apache/geode/redis/internal/executor/key/RenameNxExecutor.java
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@@ -0,0 +1,32 @@
+package org.apache.geode.redis.internal.executor.key;
+
+import static org.apache.geode.redis.internal.RedisConstants.ERROR_NO_SUCH_KEY;
+
+import java.util.List;
+
+import org.apache.geode.redis.internal.data.ByteArrayWrapper;
+import org.apache.geode.redis.internal.executor.AbstractExecutor;
+import org.apache.geode.redis.internal.executor.RedisResponse;
+import org.apache.geode.redis.internal.netty.Command;
+import org.apache.geode.redis.internal.netty.ExecutionHandlerContext;
+
+public class RenameNxExecutor extends AbstractExecutor {
+ @Override
+ public RedisResponse executeCommand(Command command, ExecutionHandlerContext
context) {
+
+ List<ByteArrayWrapper> commandElems =
command.getProcessedCommandWrappers();
+ ByteArrayWrapper key = command.getKey();
+ ByteArrayWrapper newKey = commandElems.get(2);
+ RedisKeyCommands redisKeyCommands = getRedisKeyCommands(context);
+
+ if (redisKeyCommands.exists(newKey)) {
+ return RedisResponse.integer(0);
+ }
+
+ if (!redisKeyCommands.rename(key, newKey)) {
Review comment:
will do, thx.
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