接口自動化第四篇----應用工廠模式下的HttpClient請求

定義一個抽象類

package httpclientfactory;

import org.testng.annotations.Test;

/**
 * @Author: ws
 * @Description:
 * @Date: Created in 10:44 2018/11/2
 * @Modified By:
 */
public abstract class AbstractHttpClient {

    /*
     * @Description：這是關於httpclient的三種請求方式執行的基本url方法
     *
     * @param: [url]
     * @return: java.lang.String
     */
    abstract String execute(String url);

    /*
     * @Description:分別對Get，Post的請求傳參，Get沒有參數，Post含有參數
     *
     * @param: [params]
     * @return: java.lang.Object
     */
    abstract AbstractHttpClient setParams(Object params);



}

Get,post請求繼承該抽象類

Get請求

package httpclientfactory;

import org.apache.http.HttpEntity;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import java.io.IOException;
public class HttpclientGet extends AbstractHttpClient {


    public  String execute(String url){
        CloseableHttpClient httpClient = null;
        HttpGet httpGet = null;
        try {
            httpClient = HttpClients.createDefault();
            //請求配置
            RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(20000)
                    .setConnectTimeout(20000)
                    .build();
            //創建HttpGet實例
            httpGet = new HttpGet(url);
            //對HttpGet指定配置
            httpGet.setConfig(requestConfig);
            //啓動httpget請求
            CloseableHttpResponse response = httpClient.execute(httpGet);
            HttpEntity entity = response.getEntity();
            String reponseInformation = EntityUtils.toString(entity,"UTF-8");
            return reponseInformation;
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                if (httpGet != null) {
                    httpGet.releaseConnection();
                }

                if (httpClient != null ) {
                    httpClient.close();
                }
            }catch (Exception e) {
                e.printStackTrace();
            }

        }
        return null;
    }

    @Override
    AbstractHttpClient setParams(Object params) {
        return null;
    }
}

Post請求

package httpclientfactory;

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.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.util.EntityUtils;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class HttpClientPostForm extends AbstractHttpClient{
    /*
     * HTTPCLIENT-POST請求:x-www-form-urlencoded  類型
     *
     * */
    private Map<String, String> param;
    public  String execute(String url){
        CloseableHttpClient httpClient = null;
        HttpPost httpPost = null;
        try {
            httpClient = HttpClients.createDefault();
            //請求配置
            RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(20000)
                    .setConnectTimeout(20000)
                    .build();
            //創建HttpPost實例
            httpPost = new HttpPost(url);
            //對HttpPost指定配置
            httpPost.setConfig(requestConfig);
            List<NameValuePair> ps = new ArrayList<>();
            for (String key : param.keySet()) {
                NameValuePair nv = new BasicNameValuePair(key,param.get(key));
                ps.add(nv);
            }
            UrlEncodedFormEntity requestEntity = new UrlEncodedFormEntity(ps);
            httpPost.setEntity(requestEntity);
            //啓動httpPost請求
            CloseableHttpResponse response = httpClient.execute(httpPost);
            HttpEntity entity = response.getEntity();
            String reponseInformation = EntityUtils.toString(entity,"UTF-8");
            return reponseInformation;
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                if (httpPost != null) {
                    httpPost.releaseConnection();
                }

                if (httpClient != null ) {
                    httpClient.close();
                }
            }catch (Exception e) {
                e.printStackTrace();
            }

        }
        return null;
    }

    @Override
    AbstractHttpClient setParams(Object params) {
        param = (Map<String, String>) params;
        return this;
    }
}

package httpclientfactory;

import org.apache.http.HttpEntity;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

import java.io.IOException;

public class HttpClientPostBody extends AbstractHttpClient{

    /*
     * HTTPCLIENT-POST請求:APPLICATION_JSON類型數據
     *
     * */
    private String body;
    public  String execute(String url){
        CloseableHttpClient httpClient = null;
        HttpPost httpPost = null;
        try {
            httpClient = HttpClients.createDefault();
            //請求配置
            RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(20000)
                    .setConnectTimeout(20000)
                    .build();
            //創建HttpPost實例
            httpPost = new HttpPost(url);
            //對HttpPost指定配置
            httpPost.setConfig(requestConfig);
//            List<NameValuePair> ps = new ArrayList<>();
//            for (String key : params.keySet()) {
//                NameValuePair nv = new BasicNameValuePair(key,params.get(key));
//                ps.add(nv);
//            }
            //闖入的參數，傳入的參數類型爲"APPLICATION_JSON"
            StringEntity requestEntity = new StringEntity(body,ContentType.APPLICATION_JSON);
            httpPost.setEntity(requestEntity);
            //啓動httpPost請求
            CloseableHttpResponse response = httpClient.execute(httpPost);
            HttpEntity entity = response.getEntity();
            String reponseInformation = EntityUtils.toString(entity,"UTF-8");
            return reponseInformation;
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                if (httpPost != null) {
                    httpPost.releaseConnection();
                }

                if (httpClient != null ) {
                    httpClient.close();
                }
            }catch (Exception e) {
                e.printStackTrace();
            }

        }
        return null;
    }


    @Override
    AbstractHttpClient setParams(Object params) {
        body = params.toString();
        return this;
    }
}

工廠測試類

package httpclientfactory;

import org.testng.annotations.Test;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

/**
 * @Author: ws
 * @Description:
 * @Date: Created in 15:31 2018/11/2
 * @Modified By:
 */
public class HttpClientFactory {
    /*
     * @Description:
     *
     * @param: [type]
     * @return: httpclientfactory.AbstractHttpClient
     */
    public static AbstractHttpClient create(String type){
        switch (type){
            case "get":
                return new HttpclientGet();
            case "postForm":
                return new HttpClientPostForm();
            case "postBody":
                return new HttpClientPostBody();
            default:
                return null;
        }

    }

    /*
     * @Description:
     *
     * @param: []
     * @return: void
     */
    @Test
    public void test(){
        //Get請求測試
        String get = HttpClientFactory.create("get").execute("http://v.juhe.cn/weather/index?format=2&cityname=北京&key=9679a0703822fe67b9cff961ba197b02");
        System.out.println(get);

        //Post請求測試
        Map<String,String> map = new HashMap<>();
        map.put("subject","4");
        map.put("model","a1");
        map.put("testType","order");
        map.put("key","5d5d6091ba01de0c27e84b4ab2fca5df");
        String s1 = HttpClientFactory.create("postForm").setParams(map).execute("http://v.juhe.cn/jztk/query");
        //String s1=post("http://v.juhe.cn/jztk/query",map);
        System.out.println(s1);
    }
}