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• DistributedReentrantReadWriteLock.java

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io.github.icodegarden.nutrient.lang.concurrent.lock.DistributedReentrantReadWriteLock Maven / Gradle / Ivy

package io.github.icodegarden.nutrient.lang.concurrent.lock;

/**
 * 
支持Reentrant的读写互斥锁
 

 * 读锁全程共享，可重入

 * 写锁全程互斥，可重入

 * 读写全程互斥

 * 
 * 

 * 
 * 在写锁中可以获取读锁，但读锁中获取写锁将永远不会成功

 * 通过获取写锁，然后获取读锁，然后释放写锁，锁降级从写锁降级为读锁。但是，不可能从读锁升级到写锁

 * 
 * @author Fangfang.Xu
 *
 */
public interface DistributedReentrantReadWriteLock {

	DistributedReentrantLock readLock();
	
	DistributedReentrantLock writeLock();
}