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httpclient 请求http数据,json转map的实例

  • 时间:2020-05-03 05:06 编辑: 来源: 阅读:
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摘要:httpclient 请求http数据,json转map的实例
[b]实例如下:[/b]
package com.idc.dataAudit.dataResource;


import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;


import net.sf.json.JSONArray;
import net.sf.json.JSONObject;


import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.methods.GetMethod;


public class RequestHttpManage {
 public Map<Integer,String> RequesthttpInfo(String url) { 
  String resultStr = null;
  Map<Integer,String> mapResult = new HashMap<Integer,String>();
   try{
   HttpClient client = new HttpClient();  
   HttpMethod method=new GetMethod(url); 
   //使用POST方法 
   //HttpMethod method = new PostMethod("http://java.sun.com"); 
   client.executeMethod(method); 
   
   //打印服务器返回的状态 
   //System.out.println(method.getProtocolVersion());
   //System.out.println(method.getStatusLine().getStatusCode());
   //System.out.println(method.getStatusLine().getReasonPhrase());
     // System.out.println(method.getStatusLine().toString());
     // System.out.println(method.getStatusLine()); 
   //打印返回的信息 
     // System.out.println(method.getResponseBodyAsString()); 
   
   
   mapResult.put(method.getStatusLine().getStatusCode(), method.getResponseBodyAsString());
   //释放连接 
   method.releaseConnection(); 
   }catch(Exception e){
    e.printStackTrace();
   }
   System.out.println(mapResult);
   return mapResult;
  } 
 public Map<String,List<String>> GetMapFromJson(String jsonStr){
   Map<String,List<String>> mapResult = new HashMap<String,List<String>>();
   try{
    
     JSONObject result = JSONObject.fromObject(jsonStr);//转换为JSONObject
      
       JSONArray nameList = result.getJSONArray("result");//获取JSONArray
       int length = nameList.size();
       for(int i=0;i<length;i++){
        JSONObject tempObject = nameList.getJSONObject(i);
        
        Iterator iter = tempObject.keys();
        String key = (String)iter.next();
        
        
        String keyId = tempObject .getString(key);
        
        List<String> objList = new ArrayList<String>();
        for (; iter.hasNext();) { 
           String keyLocal = (String)iter.next();
         //  System.out.println(key+"="+tempObject .getString(keyLocal));
           objList.add(tempObject .getString(keyLocal));
        }
        mapResult.put(keyId, objList);
       }
   }catch(Exception e){
    e.printStackTrace();
   }
   System.out.println(mapResult);
   return mapResult;
  }


 
}
以上就是小编为大家带来的httpclient 请求http数据,json转map的实例全部内容了,希望大家多多支持编程素材网~
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