代码描述：基于JAVA每月运势api调用代码实例

接口地址：http://www.juhe.cn/docs/api/id/58

  import java.io.BufferedReader;  import java.io.DataOutputStream;  import java.io.IOException;  import java.io.InputStream;  import java.io.InputStreamReader;  import java.io.UnsupportedEncodingException;  import java.net.HttpURLConnection;  import java.net.URL;  import java.net.URLEncoder;  import java.util.HashMap;  import java.util.Map;    import net.sf.json.JSONObject;    /**  *星座运势调用示例代码 － 聚合数据  *在线接口文档：http://www.juhe.cn/docs/58  **/    public class JuheDemo {      public static final String DEF_CHATSET = "UTF-8";      public static final int DEF_CONN_TIMEOUT = 30000;      public static final int DEF_READ_TIMEOUT = 30000;      public static String userAgent =  "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36";        //配置您申请的KEY      public static final String APPKEY ="*************************";        //1.运势查询      public static void getRequest1(){          String result =null;          String url ="http://web.juhe.cn:8080/constellation/getAll";//请求接口地址          Map params = new HashMap();//请求参数              params.put("key",APPKEY);//应用APPKEY(应用详细页查询)              params.put("consName","");//星座名称，如:白羊座              params.put("type","");//运势类型：today,tomorrow,week,nextweek,month,year            try {              result =net(url, params, "GET");              JSONObject object = JSONObject.fromObject(result);              if(object.getInt("error_code")==0){                  System.out.println(object.get("result"));              }else{                  System.out.println(object.get("error_code")+":"+object.get("reason"));              }          } catch (Exception e) {              e.printStackTrace();          }      }        public static void main(String[] args) {        }        /**       *       * @param strUrl 请求地址       * @param params 请求参数       * @param method 请求方法       * @return  网络请求字符串       * @throws Exception       */      public static String net(String strUrl, Map params,String method) throws Exception {          HttpURLConnection conn = null;          BufferedReader reader = null;          String rs = null;          try {              StringBuffer sb = new StringBuffer();              if(method==null || method.equals("GET")){                  strUrl = strUrl+"?"+urlencode(params);              }              URL url = new URL(strUrl);              conn = (HttpURLConnection) url.openConnection();              if(method==null || method.equals("GET")){                  conn.setRequestMethod("GET");              }else{                  conn.setRequestMethod("POST");                  conn.setDoOutput(true);              }              conn.setRequestProperty("User-agent", userAgent);              conn.setUseCaches(false);              conn.setConnectTimeout(DEF_CONN_TIMEOUT);              conn.setReadTimeout(DEF_READ_TIMEOUT);              conn.setInstanceFollowRedirects(false);              conn.connect();              if (params!= null && method.equals("POST")) {                  try {                      DataOutputStream out = new DataOutputStream(conn.getOutputStream());                          out.writeBytes(urlencode(params));                  } catch (Exception e) {                      // TODO: handle exception                  }              }              InputStream is = conn.getInputStream();              reader = new BufferedReader(new InputStreamReader(is, DEF_CHATSET));              String strRead = null;              while ((strRead = reader.readLine()) != null) {                  sb.append(strRead);              }              rs = sb.toString();          } catch (IOException e) {              e.printStackTrace();          } finally {              if (reader != null) {                  reader.close();              }              if (conn != null) {                  conn.disconnect();              }          }          return rs;      }        //将map型转为请求参数型      public static String urlencode(Map<String,Object>data) {          StringBuilder sb = new StringBuilder();          for (Map.Entry i : data.entrySet()) {              try {                  sb.append(i.getKey()).append("=").append(URLEncoder.encode(i.getValue()+"","UTF-8")).append("&");              } catch (UnsupportedEncodingException e) {                  e.printStackTrace();              }          }          return sb.toString();      }  }

来自：http://outofmemory.cn/code-snippet/78577/JAVA-meiyue-yunshi-api-call-code-example