public class JsonUtil { private static final ReentrantReadWriteLock rwl = new ReentrantReadWriteLock(); private static final Lock rLock = rwl.readLock(); private static final Lock wLock = rwl.writeLock();
public static void read(){ try{ rLock.lock(); 读的一些操作。。。。。
} finally { rLock.unlock(); } }
public static void write(){ try{ wLock.lock(); 写的一些操作。。。。。
