发送带参数的get请求,并解决httpclient编码问题
package cn.wemart.httppost;
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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.sf.json.JSONObject;
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
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.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;
import org.dom4j.DocumentException;
public class ExecuteGet {
/**
* 组装请求参数
* @param keyVlaueList
*/
public static Map
Map
for(int i = 0;i
{
map.put(keyVlaueList[i][0],keyVlaueList[i][1]);
}
return map;
}
/**
* 获取接口返回字符串
* @param url
* @throws DocumentException
* @throws URISyntaxException
*/
public static String getGetMethodResponse(String url,String[][] keyVlaueList) {
String xmlStr =null;
String Str;
try {
//把键值对转换成JSON格式串
Map
postMap = setPostPara(keyVlaueList);
JSONObject object = JSONObject.fromObject(postMap);
List
postPara.add(new BasicNameValuePair("para",object.toString()));
System.out.println("+++++para="+object.toString()+"+++++");
//发送转码过的字符串,发送
CloseableHttpClient httpclient = HttpClients.createDefault();
HttpGet httpget = new HttpGet(url);
String sendstr = EntityUtils.toString(new UrlEncodedFormEntity(postPara,HTTP.UTF_8));
httpget.setURI(new URI(httpget.getURI().toString() + "?" + sendstr));
CloseableHttpResponse response = httpclient.execute(httpget);
//处理response的中文编码
BufferedReader reader = new BufferedReader(new InputStreamReader(response.getEntity().getContent(),"UTF-8"));
StringBuffer sb = new StringBuffer();
while ((Str = reader.readLine()) != null) {
sb.append(Str).append("\n");
}
xmlStr = sb.toString();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (URISyntaxException e) {
e.printStackTrace();
} catch (DocumentException e) {
e.printStackTrace();
}
return xmlStr;
}
}
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