主要是json返回值的獲取

package com.xtisp.service.system;

import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;


import javax.annotation.Resource;


import net.sf.json.JSONObject;




import org.apache.commons.io.FileUtils;
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.mime.Header;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicHeader;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;
import org.apache.tomcat.jni.Global;
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Service;


import com.xtisp.entity.system.IPDic;
import com.xtisp.solution.dao.DaoSupport;
import com.xtisp.util.PageData;



public class IPDicService {





public static void scheduleTask() {


System.out.println("定時處理IP地址");


try {


StringBuilder entityStringBuilder=new StringBuilder();
JSONObject resultJsonObject=null;
String getUrl = String.format("http://ip.taobao.com/service/getIpInfo.php?ip=%s", "47.90.33.254");?

CloseableHttpClient httpclient = HttpClients.createDefault();
RequestConfig requestConfig = RequestConfig.custom()
? ? ? ?.setSocketTimeout(1000)
? ? ? ?.setConnectTimeout(3000)
? ? ? ?.build();
HttpGet httpGet = new HttpGet(getUrl);
//httpGet.addHeader("Accept","text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
//httpGet.addHeader("Accept-Encoding","gzip, deflate, sdch");
//httpGet.addHeader("Accept-Language","zh-CN,zh;q=0.8");
//httpGet.addHeader("Cache-Control","no-cache");
//httpGet.addHeader("Host","ip.taobao.com");
//httpGet.addHeader("Pragma","no-cache");
//httpGet.addHeader("Proxy-Connection","keep-alive");
//httpGet.addHeader("Upgrade-Insecure-Requests","1");
//httpGet.addHeader("User-Agent","Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36name, value");


httpGet.setConfig(requestConfig);
System.out.println(getUrl);
CloseableHttpResponse getResponse = httpclient.execute(httpGet);
HttpEntity responseEntity = getResponse.getEntity();
BufferedReader bufferedReader=null;
System.out.println(getResponse.getStatusLine() ); ?


if (responseEntity != null) {

try {
bufferedReader=new BufferedReader(new InputStreamReader(responseEntity.getContent(), "UTF-8"), 8*1024);
? ?String line=null;
while ((line=bufferedReader.readLine())!=null) {
entityStringBuilder.append(line);
}
//利用從HttpEntity中得到的String生成JsonObject

} catch (Exception e) {
e.printStackTrace();
}

System.out.println(entityStringBuilder.toString());

resultJsonObject= JSONObject.fromObject(entityStringBuilder.toString());
//JSONObject jsonObject = JSONObject.fromObject(paramContent);?

System.out.println(resultJsonObject.getJSONObject("data").get("region"));
System.out.println(resultJsonObject.get("region"));

}




EntityUtils.consume(responseEntity);


}catch(Exception ex){
ex.printStackTrace();
}
System.out.println("處理IP地址");


}

public static void main(String[] args) {
scheduleTask();
//GetAddressByIp("47.90.33.254");
}



public static String GetAddressByIp(String IP){
? ? ? ?String resout = "";
? ? ? ?try{
? ? ? ? String str = getJsonContent("http://ip.taobao.com/service/getIpInfo.php?ip="+IP);
? ? ? ? System.out.println(str);
? ? ? ? JSONObject obj = JSONObject.fromObject(str);
? ? ? ? JSONObject obj2 = ?(JSONObject) obj.get("data");
? ? ? ? String code = (String) obj.get("code");
? ? ? ? if(code.equals("0")){
? ? ? ? ? ? resout = ?obj2.get("country")+"--" +obj2.get("area")+"--" +obj2.get("city")+"--" +obj2.get("isp");
? ? ? ? }else{
? ? ? ? ? ? resout = ?"IP地址有誤";
? ? ? ? }
? ? ? ?}catch(Exception e){
? ? ? ? ? ??
? ? ? ? ? ?e.printStackTrace();
? ? ? ? ? ? resout = "獲取IP地址異常："+e.getMessage();
? ? ? ?}
? ? ? ?return resout;
? ? ? ? ?
? ?}
? ?
? ?public static String getJsonContent(String urlStr)
? ?{
? ? ? ?try
? ? ? ?{// 獲取HttpURLConnection連接對象
? ? ? ? ? ?URL url = new URL(urlStr);
? ? ? ? ? ?HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
? ? ? ? ? ?// 設置連接屬性
? ? ? ? ? ?httpConn.setConnectTimeout(3000);
? ? ? ? ? ?httpConn.setDoInput(true);
? ? ? ? ? ?httpConn.setRequestMethod("GET");
? ? ? ? ? ?// 獲取相應碼
? ? ? ? ? ?int respCode = httpConn.getResponseCode();
? ? ? ? ? ?if (respCode == 200)
? ? ? ? ? ?{
? ? ? ? ? ? ? ?return ConvertStream2Json(httpConn.getInputStream());
? ? ? ? ? ?}
? ? ? ?}
? ? ? ?catch (MalformedURLException e)
? ? ? ?{
? ? ? ? ? ?e.printStackTrace();
? ? ? ?}
? ? ? ?catch (IOException e)
? ? ? ?{
? ? ? ? ? ?e.printStackTrace();
? ? ? ?}
? ? ? ?return "";
? ?}
? ?
? ?private static String ConvertStream2Json(InputStream inputStream)
? ?{
? ? ? ?String jsonStr = "";
? ? ? ?// ByteArrayOutputStream相當于內存輸出流
? ? ? ?ByteArrayOutputStream out = new ByteArrayOutputStream();
? ? ? ?byte[] buffer = new byte[1024];
? ? ? ?int len = 0;
? ? ? ?// 將輸入流轉移到內存輸出流中
? ? ? ?try
? ? ? ?{
? ? ? ? ? ?while ((len = inputStream.read(buffer, 0, buffer.length)) != -1)
? ? ? ? ? ?{
? ? ? ? ? ? ? ?out.write(buffer, 0, len);
? ? ? ? ? ?}
? ? ? ? ? ?// 將內存流轉換為字符串
? ? ? ? ? ?jsonStr = new String(out.toByteArray());
? ? ? ?}
? ? ? ?catch (IOException e)
? ? ? ?{
? ? ? ? ? ?// TODO Auto-generated catch block
? ? ? ? ? ?e.printStackTrace();
? ? ? ?}
? ? ? ?return jsonStr;
? ?}
}

總結

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