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    3. IO流复制图片

    IO流复制图片

    xiaoxiao2021-03-25  53
    package com.heima.test; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; public class DemoReader { /** * @param args */ public static void main(String[] args) { File file=new File("D:\\画框.jpg"); File file2=new File("pic/1.jpg"); try { InputStream is=new FileInputStream(file); OutputStream ops=new FileOutputStream(file2); byte[] b=new byte[1024]; int len=0; while((len=is.read(b))!=-1){ ops.write(b, 0, len); } is.close(); ops.close(); } catch (FileNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }
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