public static void keep(){
File sourceFile = new File("E:/a.txt");
File targetFile = new File("E:/b.txt");
byte[] buf = new byte[1];
try(
FileInputStream fis = new FileInputStream(sourceFile);
FileOutputStream fos = new FileOutputStream(targetFile);
) {
while (fis.read(buf) != -1) {
fos.write(buf);
if (targetFile.length() == 6) {
position = 6;
try {
Thread.sleep(10000);
} catch (InterruptedException e) {
e.printStackTrace();
}
try(
RandomAccessFile readFile = new RandomAccessFile(sourceFile, "rw");
RandomAccessFile writeFile = new RandomAccessFile(targetFile, "rw");
) {
readFile.seek(position);
writeFile.seek(position);
byte[] buf1 = new byte[1];
while (readFile.read(buf1) != -1) {
writeFile.write(buf1);
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
catch (IOException e) {
}
}
一个简单的断点续传方法案例
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转载自blog.csdn.net/weixin_45061669/article/details/104870039
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