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你可以自己修改一下,放到你的类里面调用。
/** * 拷贝一个文件到另一个目录 */ public boolean copyFile(String from,String to){
File fromFile,toFile; fromFile = new File(from); toFile = new File(to); FileInputStream fis = null; FileOutputStream fos = null;
try{ toFile.createNewFile(); fis = new FileInputStream(fromFile); fos = new FileOutputStream(toFile); int bytesRead; byte[] buf = new byte[4 * 1024]; // 4K buffer while((bytesRead=fis.read(buf))!=-1){ fos.write(buf,0,bytesRead); } fos.flush(); fos.close(); fis.close(); }catch(IOException e){ System.out.println(e); return false; } return true;
}
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