usbrequest.java

来自「纯java操作系统jnode,安装简单和操作简单的个人使用的Java操作系统」· Java 代码 · 共 33 行

/*
 * $Id: USBRequest.java,v 1.1 2003/11/25 11:41:20 epr Exp $
 */
package org.jnode.driver.usb;

/**
 * @author Ewout Prangsma ([e-mail])
 */
public interface USBRequest {

	/**
	 * Gets the actual transfered data length.
	 * @return Returns the actualLength.
	 */
	public int getActualLength();
	
	/**
	 * Has this request bee completed.
	 */
	public boolean isCompleted();
	
	/**
	 * Gets the status of as this request.
	 */
	public int getStatus();
	
	/**
	 * Wait for this request to complete, or until a timeout occurs.
	 * @param timeout
	 */
	public void waitUntilComplete(long timeout);
}