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Merge pull request #386 from KamToHung/priority-executor
[ISSUE #283] add Priority executor
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28 changes: 28 additions & 0 deletions
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core/src/main/java/org/dromara/dynamictp/core/executor/priority/Priority.java
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/* | ||
* 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.dromara.dynamictp.core.executor.priority; | ||
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/** | ||
* Priority related | ||
* | ||
* @author <a href = "mailto:[email protected]">KamTo Hung</a> | ||
*/ | ||
public interface Priority { | ||
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int getPriority(); | ||
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} |
49 changes: 49 additions & 0 deletions
49
core/src/main/java/org/dromara/dynamictp/core/executor/priority/PriorityCallable.java
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/* | ||
* 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.dromara.dynamictp.core.executor.priority; | ||
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import lombok.Getter; | ||
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import java.util.concurrent.Callable; | ||
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/** | ||
* PriorityCallable related | ||
* | ||
* @author <a href = "mailto:[email protected]">KamTo Hung</a> | ||
*/ | ||
public class PriorityCallable<V> implements Priority, Callable<V> { | ||
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private final Callable<V> callable; | ||
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@Getter | ||
private final int priority; | ||
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private PriorityCallable(Callable<V> callable, int priority) { | ||
this.callable = callable; | ||
this.priority = priority; | ||
} | ||
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public static <T> Callable<T> of(Callable<T> task, int i) { | ||
return new PriorityCallable<>(task, i); | ||
} | ||
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@Override | ||
public V call() throws Exception { | ||
return callable.call(); | ||
} | ||
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} |
182 changes: 182 additions & 0 deletions
182
core/src/main/java/org/dromara/dynamictp/core/executor/priority/PriorityDtpExecutor.java
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/* | ||
* 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.dromara.dynamictp.core.executor.priority; | ||
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import lombok.extern.slf4j.Slf4j; | ||
import org.dromara.dynamictp.core.executor.DtpExecutor; | ||
import org.dromara.dynamictp.core.support.task.runnable.DtpRunnable; | ||
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import java.util.Comparator; | ||
import java.util.concurrent.Callable; | ||
import java.util.concurrent.Executors; | ||
import java.util.concurrent.Future; | ||
import java.util.concurrent.PriorityBlockingQueue; | ||
import java.util.concurrent.RejectedExecutionHandler; | ||
import java.util.concurrent.RunnableFuture; | ||
import java.util.concurrent.ThreadFactory; | ||
import java.util.concurrent.TimeUnit; | ||
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/** | ||
* PriorityDtpExecutor related, extending DtpExecutor, implements priority feature | ||
* | ||
* @author <a href = "mailto:[email protected]">KamTo Hung</a> | ||
*/ | ||
@Slf4j | ||
public class PriorityDtpExecutor extends DtpExecutor { | ||
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/** | ||
* The default priority. | ||
*/ | ||
private static final int DEFAULT_PRIORITY = 0; | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
int capacity) { | ||
this(corePoolSize, maximumPoolSize, keepAliveTime, unit, new PriorityBlockingQueue<>(capacity), Executors.defaultThreadFactory(), new AbortPolicy()); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
int capacity, | ||
ThreadFactory threadFactory) { | ||
this(corePoolSize, maximumPoolSize, keepAliveTime, unit, new PriorityBlockingQueue<>(capacity), threadFactory, new AbortPolicy()); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
int capacity, | ||
RejectedExecutionHandler handler) { | ||
this(corePoolSize, maximumPoolSize, keepAliveTime, unit, new PriorityBlockingQueue<>(capacity), Executors.defaultThreadFactory(), handler); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
int capacity, | ||
ThreadFactory threadFactory, | ||
RejectedExecutionHandler handler) { | ||
this(corePoolSize, maximumPoolSize, keepAliveTime, unit, new PriorityBlockingQueue<>(capacity), threadFactory, handler); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
PriorityBlockingQueue<Runnable> workQueue) { | ||
super(corePoolSize, maximumPoolSize, keepAliveTime, unit, workQueue, Executors.defaultThreadFactory(), new AbortPolicy()); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
PriorityBlockingQueue<Runnable> workQueue, | ||
ThreadFactory threadFactory) { | ||
this(corePoolSize, maximumPoolSize, keepAliveTime, unit, workQueue, threadFactory, new AbortPolicy()); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
PriorityBlockingQueue<Runnable> workQueue, | ||
RejectedExecutionHandler handler) { | ||
this(corePoolSize, maximumPoolSize, keepAliveTime, unit, workQueue, Executors.defaultThreadFactory(), handler); | ||
} | ||
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public PriorityDtpExecutor(int corePoolSize, | ||
int maximumPoolSize, | ||
long keepAliveTime, | ||
TimeUnit unit, | ||
PriorityBlockingQueue<Runnable> workQueue, | ||
ThreadFactory threadFactory, | ||
RejectedExecutionHandler handler) { | ||
super(corePoolSize, maximumPoolSize, keepAliveTime, unit, workQueue, threadFactory, handler); | ||
} | ||
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@Override | ||
protected <T> RunnableFuture<T> newTaskFor(Runnable runnable, T value) { | ||
return new PriorityFutureTask<>(runnable, value); | ||
} | ||
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@Override | ||
protected <T> RunnableFuture<T> newTaskFor(Callable<T> callable) { | ||
return new PriorityFutureTask<>(callable); | ||
} | ||
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public void execute(Runnable command, int priority) { | ||
super.execute(PriorityRunnable.of(command, priority)); | ||
} | ||
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@Override | ||
public Future<?> submit(Runnable task) { | ||
return super.submit(PriorityRunnable.of(task, DEFAULT_PRIORITY)); | ||
} | ||
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public Future<?> submit(Runnable task, int priority) { | ||
return super.submit(PriorityRunnable.of(task, priority)); | ||
} | ||
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@Override | ||
public <T> Future<T> submit(Runnable task, T result) { | ||
return super.submit(PriorityRunnable.of(task, DEFAULT_PRIORITY), result); | ||
} | ||
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public <T> Future<T> submit(Runnable task, T result, int priority) { | ||
return super.submit(PriorityRunnable.of(task, priority), result); | ||
} | ||
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@Override | ||
public <T> Future<T> submit(Callable<T> task) { | ||
return super.submit(PriorityCallable.of(task, DEFAULT_PRIORITY)); | ||
} | ||
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public <T> Future<T> submit(Callable<T> task, int priority) { | ||
return super.submit(PriorityCallable.of(task, priority)); | ||
} | ||
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/** | ||
* Priority Comparator | ||
* | ||
* @return Comparator | ||
*/ | ||
public static Comparator<Runnable> getRunnableComparator() { | ||
return (o1, o2) -> { | ||
if (!(o1 instanceof DtpRunnable) || !(o2 instanceof DtpRunnable)) { | ||
return 0; | ||
} | ||
Runnable po1 = ((DtpRunnable) o1).getOriginRunnable(); | ||
Runnable po2 = ((DtpRunnable) o2).getOriginRunnable(); | ||
if (po1 instanceof Priority && po2 instanceof Priority) { | ||
return Integer.compare(((Priority) po1).getPriority(), ((Priority) po2).getPriority()); | ||
} | ||
return 0; | ||
}; | ||
} | ||
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} |
54 changes: 54 additions & 0 deletions
54
core/src/main/java/org/dromara/dynamictp/core/executor/priority/PriorityFutureTask.java
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@@ -0,0 +1,54 @@ | ||
/* | ||
* 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.dromara.dynamictp.core.executor.priority; | ||
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import java.util.concurrent.Callable; | ||
import java.util.concurrent.FutureTask; | ||
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/** | ||
* PriorityFutureTask related | ||
* | ||
* @author <a href = "mailto:[email protected]">KamTo Hung</a> | ||
*/ | ||
public class PriorityFutureTask<V> extends FutureTask<V> implements Priority { | ||
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/** | ||
* The runnable. | ||
*/ | ||
private final Priority obj; | ||
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private final int priority; | ||
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public PriorityFutureTask(Runnable runnable, V result) { | ||
super(runnable, result); | ||
this.obj = (PriorityRunnable) runnable; | ||
this.priority = this.obj.getPriority(); | ||
} | ||
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public PriorityFutureTask(Callable<V> callable) { | ||
super(callable); | ||
this.obj = (PriorityCallable<V>) callable; | ||
this.priority = this.obj.getPriority(); | ||
} | ||
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@Override | ||
public int getPriority() { | ||
return this.priority; | ||
} | ||
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} |
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