Java读取Txt封装到对象中——（三）

JavaBean

package bean;

public class Question {

    private String timu; //题干
    private String leixing;  //类型
    private String axuanxiang;  //A选项
    private String bxuanxiang;   //B选项
    private String cxuanxiang;   //C选项
    private String dxuanxiang;   //D选项
    private String daan;          //答案
    private String jiexi;        //解析
    public String getTimu() {
        return timu;
    }
    public void setTimu(String timu) {
        this.timu = timu;
    }
    public String getLeixing() {
        return leixing;
    }
    public void setLeixing(String leixing) {
        this.leixing = leixing;
    }

    public String getAxuanxiang() {
        return axuanxiang;
    }
    public void setAxuanxiang(String axuanxiang) {
        this.axuanxiang = axuanxiang;
    }
    public String getBxuanxiang() {
        return bxuanxiang;
    }
    public void setBxuanxiang(String bxuanxiang) {
        this.bxuanxiang = bxuanxiang;
    }
    public String getCxuanxiang() {
        return cxuanxiang;
    }
    public void setCxuanxiang(String cxuanxiang) {
        this.cxuanxiang = cxuanxiang;
    }
    public String getDxuanxiang() {
        return dxuanxiang;
    }
    public void setDxuanxiang(String dxuanxiang) {
        this.dxuanxiang = dxuanxiang;
    }
    public String getDaan() {
        return daan;
    }
    public void setDaan(String daan) {
        this.daan = daan;
    }
    public String getJiexi() {
        return jiexi;
    }
    public void setJiexi(String jiexi) {
        this.jiexi = jiexi;
    }
    @Override
    public String toString() {
        return "Question [timu=" + timu + ", leixing=" + leixing + ", axuanxiang=" + axuanxiang + ", bxuanxiang="
                + bxuanxiang + ", cxuanxiang=" + cxuanxiang + ", dxuanxiang=" + dxuanxiang + ", daan=" + daan
                + ", jiexi=" + jiexi + "]";
    }
    public Question(String timu, String leixing, String axuanxiang, String bxuanxiang, String cxuanxiang,
            String dxuanxiang, String daan, String jiexi) {
        super();
        this.timu = timu;
        this.leixing = leixing;
        this.axuanxiang = axuanxiang;
        this.bxuanxiang = bxuanxiang;
        this.cxuanxiang = cxuanxiang;
        this.dxuanxiang = dxuanxiang;
        this.daan = daan;
        this.jiexi = jiexi;
    }
    public Question() {
        super();
    }

}

 读取txt封装对象的Java

package Action.txt;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;

import org.apache.log4j.Logger;
import org.junit.Test;

import bean.Question;

/**
 * 读取word上传上来的题目时候在最后多出一道空题，读取记事本编辑的上传上来的正常
 * 
 * @author: qlq
 * @date : 2017年7月25日上午9:04:12
 */
public class ReadTxtData {
    private static Logger log = Logger.getLogger(ReadTxtData.class);
    private static List<Question> list = new ArrayList<Question>();
    
    /**
     * 传下来txt文件路径与名字，返回list<Question>
     *@param fileName
     *@return
     *@throws Exception
     */
    public static List<Question> readTxtData(String fileName) throws Exception {
        String str;
        FileInputStream fis;
//        "E:\EclipseWorkspace\FreeMarker\test.txt"
        fis = new FileInputStream(fileName); // 打开文件输入流
        BufferedReader in = new BufferedReader(new InputStreamReader(fis, "utf-8"));

        // 用于保存实际读取的字符数

        StringBuffer sb = new StringBuffer();
        // 使用循环读取数据
        String line = "";
        while ((line = in.readLine()) != null) {
            if (!line.equals("")) {
                sb.append(line);
            }
        }

        String all = sb.toString().trim();
    /*    System.out.println(all);
        System.out.println("--------------------------------------");*/
//        System.out.println(all.trim());
//        System.out.println("--------------------------------------");
        
        List<Question> list = new ArrayList<>();
        
        // 分割题，以[题干]分割,注意第一个前面还有一道空的
        String ti[] = all.split("\[题干\]");
//        System.out.println(ti.length);
//        substring(start,end) 简单理解为从int开始取end-start个
        for (int i=1;i<ti.length;i++) {
            Question question = new Question();
            // 提取题干
            String tigan = ti[i].substring(0, ti[i].indexOf("[类型]"));
            question.setTimu(tigan);
//            System.out.println(tigan);
            // 提取类型
            int leixing_start = ti[i].indexOf("[类型]")+4;
            int leixing_end = leixing_start+2;
            String leixing = ti[i].substring(leixing_start,leixing_end);
            question.setLeixing(leixing);
//            System.out.println(leixing);
            // 提取ABCD
            if(leixing.equals("判断")){  //如果是判断题
//                提取答案，从[答案]后开始，取一个
                int daan_start = ti[i].indexOf("[答案]")+4;
                String daan = ti[i].substring(daan_start, daan_start+1);
                question.setDaan(daan);
//                System.out.println(daan);
//                提取解析
                int jiexi_start = ti[i].indexOf("[解析]")+4;
                String jiexi = ti[i].substring(jiexi_start);
                question.setJiexi(jiexi);
//                System.out.println(jiexi);
            }else{
//                提取ABCD选项:
                int a_start = ti[i].indexOf("[A选项]")+5;
                int a_end = ti[i].indexOf("[B选项]");
                String axuanxiang=ti[i].substring(a_start, a_end);
                question.setAxuanxiang(axuanxiang);
//                System.out.println(axuanxiang);
                
                int b_start = ti[i].indexOf("[B选项]")+5;
                int b_end = ti[i].indexOf("[C选项]");
                String bxuanxiang=ti[i].substring(b_start, b_end);
                question.setBxuanxiang(bxuanxiang);
//                System.out.println(bxuanxiang);
                
                int c_start = ti[i].indexOf("[C选项]")+5;
                int c_end = ti[i].indexOf("[D选项]");
                String cxuanxiang=ti[i].substring(c_start, c_end);
                question.setCxuanxiang(cxuanxiang);
//                System.out.println(cxuanxiang);
                
                int d_start = ti[i].indexOf("[D选项]")+5;
                int d_end = ti[i].indexOf("[答案]");
                String dxuanxiang=ti[i].substring(d_start, d_end);
                question.setDxuanxiang(dxuanxiang);
//                System.out.println(dxuanxiang);
                
//                提取答案
                int daan_start = ti[i].indexOf("[答案]")+4;
                int daan_end = ti[i].indexOf("[解析]");
                String daan = ti[i].substring(daan_start, daan_end);
                question.setDaan(daan);
//                System.out.println(daan);
//                提取解析
                int jiexi_start = ti[i].indexOf("[解析]")+4;
                String jiexi = ti[i].substring(jiexi_start);
                question.setJiexi(jiexi);
//                System.out.println(jiexi);
            }
            list.add(question);
        }
        return list;

    }
    
    @Test
    public void test1() throws Exception{
        List<Question> list1 = ReadTxtData.readTxtData("C:/Users/liqiang/Desktop/1.txt");
        System.out.println(list1);
    }
    

}

结果：

[Question [timu=你喜欢什么, leixing=单选, axuanxiang=方便吗, bxuanxiang=垃圾, cxuanxiang=牛肉, dxuanxiang=大饼, daan=A, jiexi=因为我喜欢大饼], Question [timu=你喜欢什么, leixing=多选, axuanxiang=篮球, bxuanxiang=足球, cxuanxiang=羽毛球, dxuanxiang=美女, daan=ABCD, jiexi=我都喜欢], Question [timu=你是人, leixing=判断, axuanxiang=null, bxuanxiang=null, cxuanxiang=null, dxuanxiang=null, daan=对, jiexi=因为我是人], Question [timu=你喜欢什么, leixing=单选, axuanxiang=方便吗, bxuanxiang=垃圾, cxuanxiang=牛肉, dxuanxiang=大饼, daan=A, jiexi=因为我喜欢大饼], Question [timu=你喜欢什么, leixing=多选, axuanxiang=篮球, bxuanxiang=足球, cxuanxiang=羽毛球, dxuanxiang=美女, daan=ABCD, jiexi=我都喜欢], Question [timu=你是人, leixing=判断, axuanxiang=null, bxuanxiang=null, cxuanxiang=null, dxuanxiang=null, daan=对, jiexi=因为我是人], Question [timu=你喜欢什么, leixing=单选, axuanxiang=方便吗, bxuanxiang=垃圾, cxuanxiang=牛肉, dxuanxiang=大饼, daan=A, jiexi=因为我喜欢大饼], Question [timu=你喜欢什么, leixing=多选, axuanxiang=篮球, bxuanxiang=足球, cxuanxiang=羽毛球, dxuanxiang=美女, daan=ABCD, jiexi=我都喜欢], Question [timu=你是人, leixing=判断, axuanxiang=null, bxuanxiang=null, cxuanxiang=null, dxuanxiang=null, daan=对, jiexi=因为我是人], Question [timu=你喜欢什么, leixing=单选, axuanxiang=方便吗, bxuanxiang=垃圾, cxuanxiang=牛肉, dxuanxiang=大饼, daan=A, jiexi=因为我喜欢大饼], Question [timu=你喜欢什么, leixing=多选, axuanxiang=篮球, bxuanxiang=足球, cxuanxiang=羽毛球, dxuanxiang=美女, daan=ABCD, jiexi=我都喜欢], Question [timu=你是人, leixing=判断, axuanxiang=null, bxuanxiang=null, cxuanxiang=null, dxuanxiang=null, daan=对, jiexi=因为我是人]]

1.txt

[题干]你喜欢什么
[类型]单选
[A选项]方便吗
[B选项]垃圾
[C选项]牛肉
[D选项]大饼
[答案]A
[解析]因为我喜欢大饼

[题干]你喜欢什么
[类型]多选
[A选项]篮球
[B选项]足球
[C选项]羽毛球
[D选项]美女
[答案]ABCD
[解析]我都喜欢

[题干]你是人
[类型]判断
[答案]对
[解析]因为我是人

[题干]你喜欢什么
[类型]单选
[A选项]方便吗
[B选项]垃圾
[C选项]牛肉
[D选项]大饼
[答案]A
[解析]因为我喜欢大饼

[题干]你喜欢什么
[类型]多选
[A选项]篮球
[B选项]足球
[C选项]羽毛球
[D选项]美女
[答案]ABCD
[解析]我都喜欢

[题干]你是人
[类型]判断
[答案]对
[解析]因为我是人

[题干]你喜欢什么
[类型]单选
[A选项]方便吗
[B选项]垃圾
[C选项]牛肉
[D选项]大饼
[答案]A
[解析]因为我喜欢大饼

[题干]你喜欢什么
[类型]多选
[A选项]篮球
[B选项]足球
[C选项]羽毛球
[D选项]美女
[答案]ABCD
[解析]我都喜欢

[题干]你是人
[类型]判断
[答案]对
[解析]因为我是人

[题干]你喜欢什么
[类型]单选
[A选项]方便吗
[B选项]垃圾
[C选项]牛肉
[D选项]大饼
[答案]A
[解析]因为我喜欢大饼

[题干]你喜欢什么
[类型]多选
[A选项]篮球
[B选项]足球
[C选项]羽毛球
[D选项]美女
[答案]ABCD
[解析]我都喜欢

[题干]你是人
[类型]判断
[答案]对
[解析]因为我是人