public static void fileChannelCopy(File s, File t) {FileInputStream fi = null;FileOutputStream fo = null;FileChannel in = null;FileChannel out = null;try {fi = new FileInputStream(s);fo = new FileOutputStream(t);in = fi.getChannel();// 得到对应的文件通道out = fo.getChannel();// 得到对应的文件通道in.transferTo(0, in.size(), out);// 连接两个通道，并且从in通道读取，然后写入out通道} catch (IOException e) {e.printStackTrace();} finally {try {fi.close();in.close();fo.close();out.close();} catch (IOException e) {e.printStackTrace();}}}
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