| package com.gemstone.gemfire.internal.redis.executor.hash; |
| |
| import java.util.Collection; |
| import java.util.List; |
| |
| import com.gemstone.gemfire.cache.Region; |
| import com.gemstone.gemfire.internal.redis.ByteArrayWrapper; |
| import com.gemstone.gemfire.internal.redis.Command; |
| import com.gemstone.gemfire.internal.redis.ExecutionHandlerContext; |
| import com.gemstone.gemfire.internal.redis.RedisDataType; |
| import com.gemstone.gemfire.internal.redis.Coder; |
| import com.gemstone.gemfire.internal.redis.RedisConstants.ArityDef; |
| |
| public class HValsExecutor extends HashExecutor { |
| |
| @Override |
| public void executeCommand(Command command, ExecutionHandlerContext context) { |
| List<byte[]> commandElems = command.getProcessedCommand(); |
| |
| if (commandElems.size() < 2) { |
| command.setResponse(Coder.getErrorResponse(context.getByteBufAllocator(), ArityDef.HVALS)); |
| return; |
| } |
| |
| ByteArrayWrapper key = command.getKey(); |
| checkDataType(key, RedisDataType.REDIS_HASH, context); |
| |
| Region<ByteArrayWrapper, ByteArrayWrapper> keyRegion = getRegion(context, key); |
| |
| if (keyRegion == null) { |
| command.setResponse(Coder.getEmptyArrayResponse(context.getByteBufAllocator())); |
| return; |
| } |
| |
| Collection<ByteArrayWrapper> vals = keyRegion.values(); |
| |
| if (vals.isEmpty()) { |
| command.setResponse(Coder.getEmptyArrayResponse(context.getByteBufAllocator())); |
| return; |
| } |
| |
| command.setResponse(Coder.getBulkStringArrayResponse(context.getByteBufAllocator(), vals)); |
| } |
| |
| } |