该类的startElement()函数具体的形成了对XML文件的解析过程,并将分析结果放入变量m_infor中。

package com.hzhi.my_sax;

import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;

public class parse_handler extends DefaultHandler{

    private infor m_infor;
    private school m_c_school;
    private major m_c_major;

    public parse_handler(infor i){
        m_infor = i;
    }

    public void startElement(String uri, String localName, String name,
            Attributes attributes) throws SAXException{

        super.startElement(uri, localName, name, attributes);

        // 当前元素学院
        if (localName.equalsIgnoreCase(school.tag_name)){

            String school_name = attributes.getValue("Name");
            String code = attributes.getValue("Code");

            school m_school = new school(school_name, code);
            m_infor.add_school(m_school);
            // 记录当前的学院
            m_c_school = m_school;

        }
        // 当前元素有专业
        else if (localName.equalsIgnoreCase(major.tag_name)){

            String major_name = attributes.getValue("Name");
            String code = attributes.getValue("Code");

            major m_major = new major(major_name, code);
            m_c_school.add_major(m_major);
            // 记录当前的学院
            m_c_major = m_major;

        }
        // 当前元素有班级
        else if (localName.equalsIgnoreCase(clas.tag_name)){
            String clas_name = attributes.getValue("Name");
            String code = attributes.getValue("Code");

            //如果其从属的专业不为空则添加其专业的班级列表
            if(m_c_major != null) {
                clas m_clas = new clas(clas_name, code);
                m_c_major.add_clas(m_clas);
            }
        }


    }

}

parse_handler.java文件:

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