短信平台接口调用方法（java语言）

//说明：此处需引用httpclient、httpcore、commons-logging三个jar包

        import java.io.BufferedReader;
        import java.io.IOException;
        import java.io.InputStream;
        import java.io.InputStreamReader;
        import java.util.*;
        import java.security.MessageDigest;
        import org.apache.http.HttpEntity;
        import org.apache.http.HttpResponse;
        import org.apache.http.client.HttpClient;
        import org.apache.http.client.methods.HttpPost;
        import org.apache.http.client.methods.HttpGet;
        import org.apache.http.client.entity.UrlEncodedFormEntity;
        import org.apache.http.impl.client.DefaultHttpClient;
        import org.apache.http.message.BasicNameValuePair;
        import org.apache.http.*;
        import javax.crypto.SecretKey;
        import javax.crypto.spec.DESKeySpec;
        import javax.crypto.spec.IvParameterSpec;
        import javax.crypto.SecretKeyFactory;
        import javax.crypto.Cipher;

        public static void main(String[] args) {
            String url="http://xxx.com/api/MsgSend.asmx/SendMes";

            List<NameValuePair> nvps = new ArrayList<NameValuePair>();
            nvps.add(new BasicNameValuePair("userCode", "用户名"));
            nvps.add(new BasicNameValuePair("userPass", "密码"));
            nvps.add(new BasicNameValuePair("DesNo", "手机号"));
            nvps.add(new BasicNameValuePair("Msg", "短信内容【签名】"));
            nvps.add(new BasicNameValuePair("Channel", "通道号"));
            String post=httpPost(url,nvps);  //post请求

            String getparam="userCode=用户名&userPass=密码&DesNo=手机号&Msg=短信内容【签名】&Channel=通道号";
            String result=httpGet(url,getparam); //get请求
        }

    public static String httpPost(String url,List<NameValuePair> params) {
            String result = "";
        try {
            HttpClient httpclient = new DefaultHttpClient();
            HttpPost httpPost = new HttpPost(url);
            httpPost.setEntity(new UrlEncodedFormEntity(params, "UTF-8"));
            HttpResponse response = httpclient.execute(httpPost);
            HttpEntity entity = response.getEntity();
            if (entity != null) {
                 InputStream instreams = entity.getContent();
                 result = convertStreamToString(instreams);
                 System.out.println(result);
             }
        } catch (Exception e) {
        }
        return result;
    }

    public static String httpGet(String url,String params){
        String result="";
        try{
            HttpClient client=new DefaultHttpClient();
            if(params!=""){
                url=url+"?"+params;
            }
            HttpGet httpget=new HttpGet(url);
            HttpResponse response=client.execute(httpget);
            HttpEntity entity=response.getEntity();
            if (entity != null) {
                 InputStream instreams = entity.getContent();
                 result = convertStreamToString(instreams);
                 System.out.println(result);
             }
        }catch(Exception e){}
        return result;
    }

    public static String convertStreamToString(InputStream is) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(is));
        StringBuilder sb = new StringBuilder();      

        String line = null;
        try {
            while ((line = reader.readLine()) != null) {
                sb.append(line + "\n");
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                is.close();
            } catch (IOException e) {
               e.printStackTrace();
            }
        }
        return sb.toString();
    }

原文地址：https://www.cnblogs.com/H-Dream/p/11267053.html