er(
new FileInputStream(fPath), "utf8"));
while ((inStr = br.readLine()) != null) {
sb.append(inStr + "\r\n");
}
outStr = sb.toString();
OutputStreamWriter writer = new OutputStreamWriter(out, "utf8");
writer.write(outStr);
// 注：这里如果用缓冲方式写入文件的话，会导致中文乱码，用flush()方法则可以避免
writer.flush();
out.close();
br.close();
writer.close();
} catch (Exception e) {
e.printStackTrace();
}
}
// 当用户恢复数据的时候，直接传一个上传的文件给这个方法，就可以对数据库进行恢复了
public void restoreMysqlFromFile(File f) {
try {
FileInputStream fis = new FileInputStream(f);
Runtime rt = Runtime.getRuntime();
Process child = rt.exec("mysql -uroot -p1234 114la");
// 这里执行的是mysql命令，用户名，密码以及要恢复的数据库，命令执行完后会从我们上传的文件里面读取要执行的内容
OutputStream out = child.getOutputStream();
// 控制台的输入信息作为输出流
String inStr;
StringBuffer sb = new StringBuffer("");
String outStr;
BufferedReader br = new BufferedReader(new InputStreamReader(fis,
"utf8"));
while ((inStr = br.readLine()) != null) {
sb.append(inStr + "\r\n");
}
outStr = sb.toString();
OutputStreamWriter writer = new OutputStreamWriter(out, "utf8");
writer.write(outStr);
// 注：这里如果用缓冲方式写入文件的话，会导致中文乱码，用flush()方法则可以避免
writer.flush();
out.close();
br.close();
writer.close();
fis.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}