com.magic.processing.concurrent.collection.ConcurrentCollectionSync Maven / Gradle / Ivy
package com.magic.processing.concurrent.collection;
import com.magic.processing.commons.helper.ProcessingHelper;
import com.magic.util.CollectionUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Collection;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
/**
* 并发处理Collection里的元素(同步)
*/
public class ConcurrentCollectionSync {
private Logger logger = LoggerFactory.getLogger(ConcurrentCollectionSync.class);
/**
* 将一个Collection分成若干组,排队执行,每组内部并发执行
* 同步执行
* 默认分成10组,超时时间10分钟
*
* @param dataList 数据集
* @param concurrentCollectionRunner 执行器
* @param
*/
public void syncRunner(Collection dataList,
ConcurrentCollectionRunner concurrentCollectionRunner) {
syncRunner(dataList, concurrentCollectionRunner, 10, 10, TimeUnit.MINUTES);
}
/**
* 将一个Collection分成若干组,排队执行,每组内部并发执行
* 同步执行
* 默认超时时间10分钟
*
* @param dataList 数据集
* @param concurrentCollectionRunner 执行器
* @param groupSize 每组大小,这个大小就决定了会同时开几个线程
* @param
*/
public void syncRunner(Collection dataList,
ConcurrentCollectionRunner concurrentCollectionRunner,
int groupSize) {
syncRunner(dataList, concurrentCollectionRunner, groupSize, 10, TimeUnit.MINUTES);
}
/**
* 将一个Collection分成若干组,每一组分别用一个线程执行
* 同步执行
* 默认分成10组,超时时间10分钟
*
* @param dataList 数据集
* @param concurrentCollectionGroupRunner 执行器
* @param
*/
public void syncGroupRunner(Collection dataList,
ConcurrentCollectionGroupRunner concurrentCollectionGroupRunner) {
syncGroupRunner(dataList, concurrentCollectionGroupRunner, 10, 10, TimeUnit.MINUTES);
}
/**
* 将一个Collection分成若干组,每一组分别用一个线程执行
* 同步执行
* 默认超时时间10分钟
*
* @param dataList 数据集
* @param concurrentCollectionGroupRunner 执行器
* @param groupSize 每组大小,这个大小就决定了会同时开几个线程
* @param
*/
public void syncGroupRunner(Collection dataList,
ConcurrentCollectionGroupRunner concurrentCollectionGroupRunner,
int groupSize) {
syncGroupRunner(dataList, concurrentCollectionGroupRunner, groupSize, 10, TimeUnit.MINUTES);
}
/**
* 将一个Collection分成若干组,每一组分别用一个线程执行
* 同步执行
*
* @param dataList 数据集
* @param concurrentCollectionGroupRunner 执行器
* @param groupSize 每组多少条,它关系到能分成多少组,而组数就决定了会同时开几个线程
* @param timeout 每一组的超时时间,单位由unit参数设置
* @param unit 超时时间单位
* @param
*/
public void syncGroupRunner(Collection dataList,
ConcurrentCollectionGroupRunner concurrentCollectionGroupRunner,
int groupSize,
long timeout,
TimeUnit unit) {
try {
// 将集合分成若干组,每组元素由调用者指定
Collection> dataGroup = CollectionUtils.partition(dataList, groupSize);
ThreadPoolExecutor poolExecutor = new ThreadPoolExecutor(dataGroup.size(),
dataGroup.size(),
1,
TimeUnit.MINUTES,
new LinkedBlockingQueue<>());
CountDownLatch count = new CountDownLatch(poolExecutor.getCorePoolSize());
// 给每一组都开一个线程,并发执行
for (Collection dataItem : dataGroup) {
poolExecutor.submit(() -> {
try {
concurrentCollectionGroupRunner.run(dataItem);
} catch (Throwable e) {
logger.error("ConcurrentProcessing syncGroupRunner error", e);
} finally {
count.countDown();
}
});
}
// 等所有线程执行结束后,或者超时后,再跳出此方法
ProcessingHelper.runnerAwait(timeout, unit, count, poolExecutor);
} catch (Exception e) {
logger.error("ConcurrentProcessingSync syncGroupRunner error", e);
throw e;
}
}
/**
* 将一个Collection分成若干组,排队执行,每组内部并发执行
* 同步执行
*
* @param dataList 数据集
* @param concurrentCollectionRunner 执行器
* @param groupSize 每组大小,这个大小就决定了会同时开几个线程
* @param timeout 每一组的超时时间,单位由unit参数设置
* @param unit 超时时间单位
* @param
*/
public void syncRunner(Collection dataList,
ConcurrentCollectionRunner concurrentCollectionRunner,
int groupSize,
long timeout,
TimeUnit unit) {
try {
// 将集合分成若干组,每组大小由调用者指定
Collection> dataGroup = CollectionUtils.partition(dataList, groupSize);
for (Collection dataItem : dataGroup) {
ThreadPoolExecutor poolExecutor = new ThreadPoolExecutor(dataItem.size(),
dataItem.size(),
1,
TimeUnit.MINUTES,
new LinkedBlockingQueue<>());
CountDownLatch count = new CountDownLatch(poolExecutor.getCorePoolSize());
// 给组内的每一个元素都开一个线程,并发执行
for (T item : dataItem) {
poolExecutor.submit(() -> {
try {
concurrentCollectionRunner.run(item);
} catch (Throwable e) {
logger.error("ConcurrentProcessing syncRunner error", e);
} finally {
count.countDown();
}
});
}
// 等所有线程执行结束后,或者超时后,再执行下一组
ProcessingHelper.runnerAwait(timeout, unit, count, poolExecutor);
}
} catch (Exception e) {
logger.error("ConcurrentProcessingSync syncRunner error", e);
throw e;
}
}
}
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