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feature: support keys protocol (#14)
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95 changes: 95 additions & 0 deletions
95
src/main/java/icu/funkye/redispike/handler/process/impl/KeysRequestProcessor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| /* | ||
| * 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 icu.funkye.redispike.handler.process.impl; | ||
|
|
||
| import com.aerospike.client.AerospikeException; | ||
| import com.aerospike.client.Key; | ||
| import com.aerospike.client.Record; | ||
| import com.aerospike.client.listener.RecordSequenceListener; | ||
| import com.aerospike.client.policy.ScanPolicy; | ||
| import com.alipay.remoting.RemotingContext; | ||
| import com.alipay.remoting.util.StringUtils; | ||
|
|
||
| import icu.funkye.redispike.factory.AeroSpikeClientFactory; | ||
| import icu.funkye.redispike.handler.process.AbstractRedisRequestProcessor; | ||
| import icu.funkye.redispike.protocol.RedisRequestCommandCode; | ||
| import icu.funkye.redispike.protocol.request.KeysRequest; | ||
| import icu.funkye.redispike.util.IntegerUtils; | ||
|
|
||
| public class KeysRequestProcessor extends AbstractRedisRequestProcessor<KeysRequest> { | ||
| ScanPolicy scanPolicy = new ScanPolicy(client.getScanPolicyDefault()); | ||
|
|
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| public KeysRequestProcessor() { | ||
| this.cmdCode = new RedisRequestCommandCode(IntegerUtils.hashCodeToShort(KeysRequest.class.hashCode())); | ||
| this.scanPolicy.includeBinData = false; | ||
| } | ||
|
|
||
| @Override | ||
| public void handle(RemotingContext ctx, KeysRequest request) { | ||
|
|
||
| boolean all = StringUtils.equals(request.getPattern(), "*"); | ||
| boolean left = request.getPattern().startsWith("*"); | ||
| if (left) { | ||
| request.setPattern(request.getPattern().substring(1)); | ||
| } | ||
| boolean right = request.getPattern().endsWith("*"); | ||
| if (right) { | ||
| request.setPattern(request.getPattern().substring(0, request.getPattern().length() - 1)); | ||
| } | ||
| client.scanAll(AeroSpikeClientFactory.eventLoops.next(), new RecordSequenceListener() { | ||
| @Override | ||
| public void onRecord(Key key, Record record) throws AerospikeException { | ||
| if (key != null) { | ||
| if (key.userKey != null) { | ||
| String userKey = key.userKey.toString(); | ||
| if (all) { | ||
| request.setResponse(userKey); | ||
| } else if (left) { | ||
| if (right) { | ||
| if (userKey.contains(request.getPattern())) { | ||
| request.setResponse(userKey); | ||
| } | ||
| } else if (userKey.endsWith(request.getPattern())) { | ||
| request.setResponse(userKey); | ||
| } | ||
| } else if (right) { | ||
| if (userKey.startsWith(request.getPattern())) { | ||
| request.setResponse(userKey); | ||
| } | ||
| } else { | ||
| if (StringUtils.equals(userKey, request.getPattern())) { | ||
| request.setResponse(userKey); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void onSuccess() { | ||
| ctx.writeAndFlush(request.getResponse()); | ||
| } | ||
|
|
||
| @Override | ||
| public void onFailure(AerospikeException exception) { | ||
| logger.error(exception.getMessage(), exception); | ||
| ctx.writeAndFlush(request.getResponse()); | ||
| } | ||
| }, scanPolicy, AeroSpikeClientFactory.namespace, AeroSpikeClientFactory.set); | ||
| } | ||
|
|
||
| } |
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