Android开发-> XmlPullParser解析XmlSerializer生成的xml文件

XmlSerializer生成的xml文件格式：

XmlSerializer生成xml文件

<?xml version='1.0' encoding='utf-8' standalone='yes' ?>
<student>
<name>AAA</name>
<number>14234324</number>
<gender>female</gender>
</student>

学生信息记录小程序

解析代码

public void read(View view) {
        String stuName = name.getText().toString().trim();
        if (TextUtils.isEmpty(stuName)){
            alter("请输入要查询的学生姓名");
            return;
        }
        File file = new File(getFilesDir(),stuName+".xml");
        if (file.exists() &&file.length()>0){

            XmlPullParser parser = Xml.newPullParser();
            FileInputStream fis;
            String stuInfo = "";
            try {
                fis = new FileInputStream(file);
                parser.setInput(fis, "utf-8");
                int type = parser.START_DOCUMENT;
                while(type!=parser.END_DOCUMENT){
                    if (type == parser.START_TAG){
                        String tag = parser.getName();
                        if ("name".equals(tag)){
                            stuInfo+=" 姓名: "+parser.nextText();
                        }else if ("number".equals(tag)){
                            stuInfo+=" 学号: "+parser.nextText();
                        }else if ("gender".equals(tag)){
                            stuInfo+= " 性别: "+parser.nextText();
                        }
                    }
                    type = parser.next();
                }
                fis.close();
                info.setText(stuInfo);
            } catch (Exception e) {
                alter("查询失败");
                e.printStackTrace();
            }

        }else{
            alter("查无此人");
            return ;
        }
    }