ringles commented on a change in pull request #6489: URL: https://github.com/apache/geode/pull/6489#discussion_r638073859
########## File path: geode-apis-compatible-with-redis/src/main/java/org/apache/geode/redis/internal/executor/sortedset/ZAddExecutor.java ########## @@ -0,0 +1,94 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more contributor license + * agreements. See the NOTICE file distributed with this work for additional information regarding + * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the License. You may obtain a + * copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the License + * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express + * or implied. See the License for the specific language governing permissions and limitations under + * the License. + */ +package org.apache.geode.redis.internal.executor.sortedset; + + +import java.util.ArrayList; +import java.util.Iterator; +import java.util.List; + +import org.apache.geode.redis.internal.executor.RedisResponse; +import org.apache.geode.redis.internal.netty.Coder; +import org.apache.geode.redis.internal.netty.Command; +import org.apache.geode.redis.internal.netty.ExecutionHandlerContext; + +public class ZAddExecutor extends SortedSetExecutor { + @Override + public RedisResponse executeCommand(Command command, ExecutionHandlerContext context) { + RedisSortedSetCommands redisSortedSetCommands = createRedisSortedSetCommands(context); + + List<byte[]> commandElements = command.getProcessedCommand(); + + List<byte[]> scoresAndMembersToAdd = new ArrayList<>(); + Iterator<byte[]> commandIterator = commandElements.iterator(); + boolean adding = false; + boolean nxFound = false, xxFound = false; + int count = 0; + + while (commandIterator.hasNext()) { + byte[] next = commandIterator.next(); + if (count < 2) { // Skip past command, key + count++; + continue; + } else { + String subCommandString = Coder.bytesToString(next).toLowerCase(); + try { + Double.valueOf(subCommandString); + adding = true; + } catch (NumberFormatException nfe) { Review comment: It's a little trickier than that to parse without backtracking, but I've put up a candidate refactor that I think makes the processing more obvious. It's a little harder to error-check, but we assume ZAddParameterRequirements is doing its job. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
