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This article mainly explains "JAVA multithreading with JDK1.5 to provide read-write lock to achieve high concurrency local cache tool class", the explanation content in the article is simple and clear, easy to learn and understand, please follow the small series of ideas slowly in-depth, together to study and learn "JAVA multithreading with JDK1.5 to provide read-write lock to achieve high concurrency local cache tool class" bar!

package com.study;import java.util.LinkedHashMap;import java.util.Map;import java.util.concurrent.locks.ReadWriteLock;import java.util.concurrent.locks.ReentrantReadWriteLock;public class ReadWriteLockDemo { private static Map cacheMap = new LinkedHashMap(); public static void main(String[] args) { ReadWriteLockDemo readWriteLockDemo = new ReadWriteLockDemo(); final CacheUtils cacheUtils = readWriteLockDemo.new CacheUtils(); Thread thread = new Thread(new Runnable() { @Override public void run() { for(Integer index = 0;index

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