5 Android(安卓)json 解析

package com.east.zy;import java.io.BufferedReader;import java.io.InputStreamReader;import java.net.HttpURLConnection;import java.net.URL;import java.net.URLConnection;import org.apache.http.HttpConnection;import org.json.JSONException;import org.json.JSONObject;import android.R.string;import android.app.Activity;import android.os.Bundle;import android.widget.TextView;public class TestActivity extends Activity {    /** Called when the activity is first created. */private TextView text;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        text=(TextView)findViewById(R.id.textView);                String str=this.connectWeb();        System.out.println(str);        try {        parseJSON(this.connectWeb());} catch (JSONException e) {// TODO: handle exceptione.printStackTrace();}            }        public String connectWeb()    {    String str="";    try {    URL url=new URL("http://m.weather.com.cn/data/101180701.html");HttpURLConnection connect=(HttpURLConnection)url.openConnection();//connect.setRequestMethod("GET");//connect.setDoInput(true);InputStreamReader read=new InputStreamReader(connect.getInputStream());BufferedReader bf=new BufferedReader(read);String temp;while((temp=bf.readLine())!= null){str += temp;}//System.out.println(str);text.setText(str);} catch (Exception e) {e.printStackTrace();}    return str;    /*     {    "weatherinfo": {        "city": "南阳",        "city_en": "nanyang",        "date_y": "2013年12月31日",        "date": "",        "week": "星期二",        "fchh": "11",        "cityid": "101180701",        "temp1": "15℃~0℃",        "temp2": "14℃~0℃",        "temp3": "12℃~0℃",        "temp4": "14℃~-1℃",        "temp5": "13℃~0℃",        "temp6": "11℃~-1℃",        "tempF1": "59℉~32℉",        "tempF2": "57.2℉~32℉",        "tempF3": "53.6℉~32℉",        "tempF4": "57.2℉~30.2℉",        "tempF5": "55.4℉~32℉",        "tempF6": "51.8℉~30.2℉",        "weather1": "晴",        "weather2": "晴",        "weather3": "多云",        "weather4": "晴",        "weather5": "晴",        "weather6": "阴转晴",        "img1": "0",        "img2": "99",        "img3": "0",        "img4": "99",        "img5": "1",        "img6": "99",        "img7": "0",        "img8": "99",        "img9": "0",        "img10": "99",        "img11": "2",        "img12": "0",        "img_single": "0",        "img_title1": "晴",        "img_title2": "晴",        "img_title3": "晴",        "img_title4": "晴",        "img_title5": "多云",        "img_title6": "多云",        "img_title7": "晴",        "img_title8": "晴",        "img_title9": "晴",        "img_title10": "晴",        "img_title11": "阴",        "img_title12": "晴",        "img_title_single": "晴",        "wind1": "微风",        "wind2": "微风",        "wind3": "微风",        "wind4": "微风",        "wind5": "微风",        "wind6": "微风",        "fx1": "微风",        "fx2": "微风",        "fl1": "小于3级",        "fl2": "小于3级",        "fl3": "小于3级",        "fl4": "小于3级",        "fl5": "小于3级",        "fl6": "小于3级",        "index": "冷",        "index_d": "天气冷，建议着棉服、羽绒服、皮夹克加羊毛衫等冬季服装。年老体弱者宜着厚棉衣、冬大衣或厚羽绒服。",        "index48": "冷",        "index48_d": "天气冷，建议着棉服、羽绒服、皮夹克加羊毛衫等冬季服装。年老体弱者宜着厚棉衣、冬大衣或厚羽绒服。",        "index_uv": "中等",        "index48_uv": "中等",        "index_xc": "适宜",        "index_tr": "适宜",        "index_co": "舒适",        "st1": "15",        "st2": "2",        "st3": "14",        "st4": "2",        "st5": "13",        "st6": "0",        "index_cl": "适宜",        "index_ls": "基本适宜",        "index_ag": "极不易发"    }}     * */    }    /**     * 无数组 JSON 解析      * @param str     * @throws JSONException     */    public void parseJSON(String str) throws JSONException    {//    StringBuilder builder=new StringBuilder();//    builder.append(str);        JSONObject object=new JSONObject(str);    JSONObject obj=object.getJSONObject("weatherinfo");    String str1=obj.getString("city");    String str2=obj.getString("index_ls");    System.out.println(str2);    text.setText(str1);        }    }
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