| /* |
| * 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.ParameterRequirements; |
| |
| import static org.apache.geode.redis.internal.RedisConstants.ERROR_NOT_INTEGER; |
| import static org.apache.geode.redis.internal.RedisConstants.ERROR_UNKNOWN_SLOWLOG_SUBCOMMAND; |
| |
| import org.apache.geode.redis.internal.netty.Command; |
| import org.apache.geode.redis.internal.netty.ExecutionHandlerContext; |
| |
| public class SlowlogParameterRequirements implements ParameterRequirements { |
| @Override |
| public void checkParameters(Command command, ExecutionHandlerContext context) { |
| int numberOfArguments = command.getProcessedCommand().size(); |
| |
| if (numberOfArguments < 2) { |
| throw new RedisParametersMismatchException(command.wrongNumberOfArgumentsErrorMessage()); |
| } else if (numberOfArguments == 2) { |
| confirmKnownSubcommands(command); |
| } else if (numberOfArguments == 3) { |
| confirmArgumentsToGetSubcommand(command); |
| } else { // numberOfArguments > 3 |
| throw new RedisParametersMismatchException( |
| String.format(ERROR_UNKNOWN_SLOWLOG_SUBCOMMAND, command.getStringKey())); |
| } |
| } |
| |
| private void confirmKnownSubcommands(Command command) { |
| if (!command.getStringKey().toLowerCase().equals("reset") && |
| !command.getStringKey().toLowerCase().equals("len") && |
| !command.getStringKey().toLowerCase().equals("get")) { |
| throw new RedisParametersMismatchException( |
| String.format(ERROR_UNKNOWN_SLOWLOG_SUBCOMMAND, command.getStringKey())); |
| } |
| } |
| |
| private void confirmArgumentsToGetSubcommand(Command command) { |
| if (!command.getStringKey().toLowerCase().equals("get")) { |
| throw new RedisParametersMismatchException( |
| String.format(ERROR_UNKNOWN_SLOWLOG_SUBCOMMAND, command.getStringKey())); |
| } |
| try { |
| Long.parseLong(new String(command.getProcessedCommand().get(2))); |
| } catch (NumberFormatException nex) { |
| throw new RedisParametersMismatchException(ERROR_NOT_INTEGER); |
| } |
| } |
| |
| } |