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server/common/util/src/main/java/com/alipay/sofa/registry/task/KeyedThreadPoolExecutor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,172 @@ | ||
| /* | ||
| * 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 com.alipay.sofa.registry.task; | ||
|
|
||
| import com.alipay.sofa.registry.log.Logger; | ||
| import com.alipay.sofa.registry.log.LoggerFactory; | ||
| import com.alipay.sofa.registry.util.ConcurrentUtils; | ||
|
|
||
| import java.util.concurrent.ArrayBlockingQueue; | ||
| import java.util.concurrent.BlockingQueue; | ||
| import java.util.concurrent.RejectedExecutionException; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
||
| /** | ||
| * | ||
| * thread unsafe, could not use concurrently | ||
| * @author yuzhi.lyz | ||
| * @version v 0.1 2020-12-15 13:38 yuzhi.lyz Exp $ | ||
| */ | ||
| public class KeyedThreadPoolExecutor { | ||
| private static final Logger LOGGER = LoggerFactory.getLogger(KeyedThreadPoolExecutor.class); | ||
|
|
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| private final Worker[] workers; | ||
| private final String executorName; | ||
| private final int coreBufferSize; | ||
|
|
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| public KeyedThreadPoolExecutor(String executorName, int coreSize, int coreBufferSize) { | ||
| this.executorName = executorName; | ||
| this.coreBufferSize = coreBufferSize; | ||
| workers = new Worker[coreSize]; | ||
| for (int i = 0; i < coreSize; i++) { | ||
| Worker w = new Worker(i, new ArrayBlockingQueue<>(coreBufferSize)); | ||
| workers[i] = w; | ||
| ConcurrentUtils.createDaemonThread(executorName + "_" + i, w).start(); | ||
| } | ||
| } | ||
|
|
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| private final class Worker implements Runnable { | ||
| final BlockingQueue<KeyedTask> queue; | ||
| final int idx; | ||
|
|
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| Worker(int idx, BlockingQueue<KeyedTask> queue) { | ||
| this.idx = idx; | ||
| this.queue = queue; | ||
| } | ||
|
|
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| @Override | ||
| public void run() { | ||
| for (;;) { | ||
| try { | ||
| final KeyedTask task = queue.poll(60, TimeUnit.SECONDS); | ||
| if (task == null) { | ||
| LOGGER.info("{}_{} idle", executorName, idx); | ||
| continue; | ||
| } | ||
| task.run(); | ||
| } catch (Throwable e) { | ||
| LOGGER.error("{}_{} run task error", executorName, idx, e); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| public <T extends Runnable> KeyedTask<T> execute(Object key, T runnable) { | ||
| KeyedTask task = new KeyedTask(key, runnable); | ||
| Worker w = workerOf(key); | ||
| if (!w.queue.offer(task)) { | ||
| throw new RejectedExecutionException(String.format("%s_%d full, max=%d, now=%d", | ||
| executorName, w.idx, coreBufferSize, w.queue.size())); | ||
| } | ||
| return task; | ||
| } | ||
|
|
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| private Worker workerOf(Object key) { | ||
| int n = (key.hashCode() & 0x7fffffff) % workers.length; | ||
| return workers[n]; | ||
| } | ||
|
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| public static final class KeyedTask<T extends Runnable> implements Runnable { | ||
| final long createTime = System.currentTimeMillis(); | ||
| final Object key; | ||
| final T runnable; | ||
|
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| volatile long startTime; | ||
| volatile long endTime; | ||
| volatile boolean success; | ||
| volatile boolean canceled; | ||
|
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| private KeyedTask(Object key, T runnable) { | ||
| this.key = key; | ||
| this.runnable = runnable; | ||
| } | ||
|
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| public void cancel() { | ||
| this.canceled = true; | ||
| } | ||
|
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| @Override | ||
| public void run() { | ||
| try { | ||
| if (!canceled) { | ||
| runnable.run(); | ||
| } | ||
| this.success = true; | ||
| } catch (Throwable e) { | ||
| LOGGER.error("failed to run task {}, {}", key, runnable, e); | ||
| } finally { | ||
| this.endTime = System.currentTimeMillis(); | ||
| } | ||
| } | ||
|
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| public boolean isFinished() { | ||
| return this.endTime > 0; | ||
| } | ||
|
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| public boolean isSuccess() { | ||
| return isFinished() && success; | ||
| } | ||
|
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| public boolean isFailed() { | ||
| return isFinished() && !success; | ||
| } | ||
|
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| public long getCreateTime() { | ||
| return createTime; | ||
| } | ||
|
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| public long getStartTime() { | ||
| return startTime; | ||
| } | ||
|
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| public long getEndTime() { | ||
| return endTime; | ||
| } | ||
|
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| public Object key() { | ||
| return key; | ||
| } | ||
|
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| public T getRunnable() { | ||
| return runnable; | ||
| } | ||
|
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| public boolean isOverAfter(int intervalMs) { | ||
| if (!isFinished()) { | ||
| return false; | ||
| } | ||
| return canceled || System.currentTimeMillis() - endTime >= intervalMs; | ||
| } | ||
|
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| @Override | ||
| public String toString() { | ||
| return "KeyedTask{" + "createTime=" + createTime + ", key=" + key + ", runnable=" | ||
| + runnable + ", startTime=" + startTime + ", endTime=" + endTime + ", success=" | ||
| + success + ", canceled=" + canceled + '}'; | ||
| } | ||
| } | ||
| } |
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