团队开发冲刺第十天（实现页面展示评论数与点赞数）

今天实现的功能为：页面展示每条数据的评论数与点赞数，大部分的代码是在服务器端的servlet请求编写。

遇到困难：目前还有bug，就是每次刷新后点赞数与评论数不符合，切换一级入口会使数据丢失，目前已经实现页面的点赞数与评论数的基本展示，明天攻克这些小bug

明天任务：把bug修复，有时间将搜索框大概功能做出来。

package com.example.newbsh.UI.home.hometype.news.adapter;

import android.annotation.SuppressLint;

import android.content.Context;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.util.Log;

import android.view.Gravity;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import android.view.inputmethod.InputMethodManager;

import android.widget.ImageView;

import android.widget.TextView;

import android.widget.Toast;

import androidx.annotation.NonNull;

import androidx.navigation.Navigation;

import androidx.recyclerview.widget.RecyclerView;

import com.bumptech.glide.Glide;

import com.bumptech.glide.request.RequestOptions;

import com.example.newbsh.HttpUtil.HttpUtil;

import com.example.newbsh.R;

import com.example.newbsh.UI.home.hometype.news.shownews.ShowNewsActivity;

import com.example.newbsh.UI.home.hometype.news.shownews.comment.BlogComment;

import org.json.JSONException;

import org.json.JSONObject;

import org.json.JSONArray;

import java.lang.ref.WeakReference;

public class NewsAdapter extends RecyclerView.Adapter {

JSONArray jsonArray=new JSONArray();

private View itemview;

private String numcomment,numsupport;

public void setJsonArray(JSONArray jsonArray) {

this.jsonArray = jsonArray;

}

@NonNull

@Override

public MyViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {

LayoutInflater layoutInflater=LayoutInflater.from(parent.getContext());

itemview=layoutInflater.inflate(R.layout.cell_news,parent,false);

return new MyViewHolder(itemview);

}

/*

展示评论的数据

*/

private void showComment(String title) {

new Thread(new Runnable() {

@Override

public void run() {

String reqdata="http://39.97.181.86/BaiXiaoSheng/newscomment?title="+title;

numcomment =String.valueOf(HttpUtil.sendPost(reqdata,""));

Log.d("data", "评论:"+ numcomment);

}

}).start();

Log.d("data", "评论:"+ numcomment);

}

/*

展示点赞的数据

*/

private void showSupport(String title) {

new Thread(new Runnable() {

@Override

public void run() {

String reqdata="http://39.97.181.86/BaiXiaoSheng/newssupport?title="+title;

numsupport =String.valueOf(HttpUtil.sendPost(reqdata,""));

Log.d("data", "点赞:"+ numsupport);

}

}).start();

Log.d("data", "点赞:"+ numsupport);

}

@Override

public void onBindViewHolder(@NonNull MyViewHolder holder, int position) {

JSONObject bean= null;

try {

bean = jsonArray.getJSONObject(position);

holder.textViewTitle.setText(bean.getString("title"));

holder.textViewJianJie.setText(bean.getString("doc"));

holder.textViewClicknumber.setText(bean.getString("click"));

holder.textViewDatetime.setText(bean.getString("date"));

String []urls=bean.getString("url").split(" ");

showSupport(bean.getString("title"));

showComment(bean.getString("title"));

holder.textViewnewscomment.setText(numcomment);

holder.textViewnewssupport.setText(numsupport);

numcomment="0";numsupport="0";

RequestOptions options = new RequestOptions()

.error(R.drawable.error)

.placeholder(R.drawable.loading);

if(urls.length!=0) {

for(int i=0;i

{

if(!urls[i].equals(" "))

{

Log.i("url",urls[i]);

Glide.with(itemview)

.load(urls[i])

.apply(options)

.into(holder.photo);

break;

}

}

}

} catch (JSONException e) {

e.printStackTrace();

}

holder.itemView.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

Bundle bundle=new Bundle();

try {

bundle.putString("title", jsonArray.getJSONObject(position).getString("title"));

bundle.putString("doc",jsonArray.getJSONObject(position).getString("doc"));

bundle.putString("click",jsonArray.getJSONObject(position).getString("click"));

bundle.putString("date",jsonArray.getJSONObject(position).getString("date"));

bundle.putString("url",jsonArray.getJSONObject(position).getString("url"));

bundle.putString("authorname",jsonArray.getJSONObject(position).getString("authorname"));

bundle.putString("authorurl",jsonArray.getJSONObject(position).getString("authorurl"));

} catch (JSONException e) {

e.printStackTrace();

}

Navigation.findNavController(v).navigate(R.id.action_home_to_showNewsActivity,bundle);

}

});

}

@Override

public int getItemCount() {

return jsonArray.length();

}

static class MyViewHolder extends RecyclerView.ViewHolder{

TextView textViewTitle,textViewJianJie,textViewDatetime,textViewClicknumber,textViewnewssupport,textViewnewscomment;

ImageView photo;

public MyViewHolder(@NonNull View itemView) {

super(itemView);

textViewTitle=itemView.findViewById(R.id.NewsTitle);

textViewJianJie=itemView.findViewById(R.id.jianjie);

textViewClicknumber=itemView.findViewById(R.id.clicknumber);

textViewDatetime=itemView.findViewById(R.id.datetime);

textViewnewscomment=itemView.findViewById(R.id.newscomment);

textViewnewssupport=itemView.findViewById(R.id.newsupport);

photo=itemView.findViewById(R.id.userphoto);

}

}

}

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