import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
public class ReadImg {
public static byte[] getBytesFromFile(File f){
if (f == null){
return null;
}
try{
FileInputStream stream = new FileInputStream(f);
ByteArrayOutputStream out = new ByteArrayOutputStream(1000);
byte[] b = new byte[1000];
int n;
while ((n = stream.read(b)) != -1)
out.write(b, 0, n);
stream.close();
out.close();
return out.toByteArray();
} catch (IOException e){
e.printStackTrace();
}
return null;
}
}
【java】File 转换为 byte[]
最新推荐文章于 2025-03-14 10:47:36 发布
