Groupable.java

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package sun.nio.ch;

/**
 * Implemented by asynchronous channels that can be associated with an asynchronous channel group.
 */
/*
 * 可以关联异步通道组的通道
 * 注：异步通道组在windows上实现为完成端口
 */
interface Groupable {
    
    // 返回当前通道关联的异步通道组，不同的平台有其各自的实现
    AsynchronousChannelGroupImpl group();
    
}