public static void printBBB(File myFile) throws IOException{
FileInputStream myFileInputStream = new FileInputStream(myFile);
//添加部分
FileOutputStream myOutputStream = new FileOutputStream("e:\\b.mp3");
byte[] myByte = new byte[1024*1024];
int j=0;
int len=0;
System.out.println(myFile.length());
long startTime=System.currentTimeMillis();
while( (len = myFileInputStream.read(myByte, 0, myByte.length))!=-1){
for (int i = 0; i < len; i++) {
if(j++%73 == 0){
System.out.println("\r\n"+"10个数据");
}
System.out.print(Integer.toHexString(myByte[i]&0xff)+" ");
/***********************************
添加一下代码后打印输出的数据乱码,第一行数据,正常,然后一大片 00 ,后面又是乱码
************************************/
myOutputStream.write(myByte,0,len);
myOutputStream.flush();
}
long endTime=System.currentTimeMillis();
System.out.println("\r\n"+"读取文件所用时间:"+((endTime - startTime)/1000));
}
myFileInputStream.close();
myOutputStream.close();
}