<!-- okhttp --> <dependency> <groupId>com.squareup.okhttp3</groupId> <artifactId>okhttp</artifactId> <version>3.6.0</version> </dependency> <!-- okhttp /-->
@Service public class OKHttpClient implements InitializingBean{ private static int DEFAULT_READ_TIMEOUT_MILLIS = 500; private static int DEFAULT_CONNECT_TIMEOUT_MILLIS = 500; private static int DEFAULT_WRITE_TIMEOUT_MILLIS = 500; private OkHttpClient client; /** * 處理post請求，相容原httpClient請求 * @param baseUrl * @param url * @param nvp * @param headers * @return * @throws Exception */ public String post(String baseUrl, String url, List<NameValuePair> nvp, Header... headers) throws Exception { //Request build物件 Request.Builder builder = getBuilder(baseUrl, url); //處理headers doHeaders(builder, headers); //處理請求引數 doPostRequestBody(builder, nvp); //建立Request Request request = builder.build(); //同步請求並獲取Response Response response = client.newCall(request).execute(); //校驗並返回 if (response.isSuccessful()) { return response.body().string(); } else { throw new IOException("OKHttpClientApi post response： " + response); } } /** * 處理get請求，相容原httpClient請求 * @param baseUrl * @param url * @param nvp * @param headers * @param cookies * @return * @throws Exception */ public String get(String baseUrl, String url, List<NameValuePair> nvp, List<Header> headers, List<Cookie> cookies) throws Exception { //Request build物件，get請求沒有method方法，預設是PUT方式請求，直接在URL做引數處理 Request.Builder builder = getBuilder(baseUrl, url + "?" + EntityUtils.toString(new UrlEncodedFormEntity(nvp, "UTF-8"))); builder.get(); //處理headers doHeaders(headers, builder); //建立Request Request request = builder.build(); //處理cookies doCookies(cookies, request, client); //同步請求並獲取Response Response response = client.newCall(request).execute(); //校驗並返回 if (response.isSuccessful()) { return response.body().string(); } else { throw new IOException("OKHttpClientApi get response： " + response); } } /** * post請求引數寫入Request.Builder * @param builder * @param nvp */ private void doPostRequestBody(Request.Builder builder, List<NameValuePair> nvp) { FormBody.Builder bodyBuilder = new FormBody.Builder(); if (!CollectionUtils.isEmpty(nvp)) { for (NameValuePair bean : nvp) { bodyBuilder.add(bean.getName(), bean.getValue()); } builder.post(bodyBuilder.build()); }else { builder.post(null); } } /** * 獲取Request.Builder * @param baseUrl * @param url * @return */ private Request.Builder getBuilder(String baseUrl, String url) { return new Request.Builder().url(String.format("%s%s", baseUrl, url)); } /** * 處理請求cookies * @param cookies * @param request * @param client */ private void doCookies(List<Cookie> cookies, Request request, OkHttpClient client) { if (!CollectionUtils.isEmpty(cookies)) { client.cookieJar().saveFromResponse(request.url(), convertCookies(cookies)); } } /** * 處理請求headers * @param headers * @param builder */ private void doHeaders(List<Header> headers, Request.Builder builder) { if (!CollectionUtils.isEmpty(headers)) { Headers.Builder headeBuilder = new Headers.Builder(); for (Header header : headers) { headeBuilder.add(header.getName(), header.getValue()); } builder.headers(headeBuilder.build()); } } /** * 處理請求headers * @param headers * @param builder */ private void doHeaders(Request.Builder builder, Header[] headers) { if (headers != null && headers.length > 0) { Headers.Builder headeBuilder = new Headers.Builder(); for (Header header : headers) { headeBuilder.add(header.getName(), header.getValue()); } builder.headers(headeBuilder.build()); } } /** * cookie轉化 * @param cookies * @return */ private List<okhttp3.Cookie> convertCookies(List<Cookie> cookies) { List<okhttp3.Cookie> list = new ArrayList<>(); okhttp3.Cookie.Builder builder; for (Cookie cookie : cookies) { builder = new okhttp3.Cookie.Builder(); builder.name(cookie.getName()) .domain(cookie.getDomain()) .expiresAt(cookie.getExpiryDate().getTime()) .path(cookie.getPath()) .value(cookie.getValue()); if (cookie.isSecure()) { builder.secure(); } list.add(builder.build()); } return list; } @Override public void afterPropertiesSet() throws Exception { client = new OkHttpClient.Builder() .connectTimeout(DEFAULT_CONNECT_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS) .readTimeout(DEFAULT_READ_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS) .writeTimeout(DEFAULT_WRITE_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS) .build(); }
import okhttp3.*; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.InitializingBean; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import javax.annotation.PostConstruct; import java.util.Map; import java.util.concurrent.TimeUnit; /** * 基於okhttp 的 httpclient 框架 * * @author lixing */ @Component public class OkHttpProxy implements InitializingBean { private final static Logger LOGGER = LoggerFactory.getLogger(OkHttpProxy.class); @Autowired OkHttpConfig okHttpConfig; private static OkHttpClient okHttpClient; private int maxIdleConnections; private long keepAliveDuration; private long connectTimeout; private long readTimeout; public static final MediaType JSON = MediaType.parse("application/json;charset=utf-8"); @PostConstruct public void init() { connectTimeout = okHttpConfig.getOkhttpConnectTimeout() == null ? 0 : Integer.parseInt(okHttpConfig.getOkhttpConnectTimeout()); readTimeout = okHttpConfig.getOkhttpReadTimeout() == null ? 0 : Integer.parseInt(okHttpConfig.getOkhttpReadTimeout()); maxIdleConnections = okHttpConfig.getOkhttpMaxIdleConnections() == null ? 0 : Integer.parseInt(okHttpConfig.getOkhttpMaxIdleConnections()); keepAliveDuration = okHttpConfig.getOkhttpKeepAliveDuration() == null ? 0 : Integer.parseInt(okHttpConfig.getOkhttpKeepAliveDuration()); } @Override public void afterPropertiesSet() throws Exception { OkHttpClient.Builder builder = new OkHttpClient.Builder(); if (0 != connectTimeout) { builder.connectTimeout(connectTimeout, TimeUnit.SECONDS); } if (0 != readTimeout) { builder.readTimeout(readTimeout, TimeUnit.SECONDS); } if (0 != maxIdleConnections && 0 != keepAliveDuration) { ConnectionPool pool = new ConnectionPool(maxIdleConnections, keepAliveDuration, TimeUnit.SECONDS); builder.connectionPool(pool); } okHttpClient = builder.build(); } public String doGet(String url, String queryString, Map<String, String> headerMap) throws Exception { Response response ; Request.Builder reqBuilder = new Request.Builder(); this.prepareHeader(headerMap, reqBuilder); Request getRequest = reqBuilder.url(url + "?" + queryString).get().build(); response = okHttpClient.newCall(getRequest).execute(); this.errorResponseLog(response, url); return response.body().string(); } public String doPost(String url, String queryString, Map<String, String> paramMap, Map<String, String> headerMap) throws Exception { Response response ; Request.Builder reqBuilder = new Request.Builder(); if (headerMap != null) { for (String key : headerMap.keySet()) { reqBuilder.addHeader(key, headerMap.get(key)); } } FormBody.Builder formBodyBuilder = new FormBody.Builder(); if (paramMap != null) { for (String key : paramMap.keySet()) { formBodyBuilder.add(key, paramMap.get(key)); } } RequestBody body = formBodyBuilder.build(); if (queryString != null) { url = url + "?" + queryString; } Request postRequest = reqBuilder.url(url).post(body).build(); response = okHttpClient.newCall(postRequest).execute(); this.errorResponseLog(response, url); return response.body().string(); } public String doMix(String url, String queryString, Map<String, String> headerMap) throws Exception { Response response ; Request.Builder reqBuilder = new Request.Builder(); this.prepareHeader(headerMap, reqBuilder); FormBody.Builder formBodyBuilder = new FormBody.Builder(); RequestBody body = formBodyBuilder.build(); Request postRequest = reqBuilder.url(url + "?" + queryString).post(body).build(); response = okHttpClient.newCall(postRequest).execute(); this.errorResponseLog(response, url); return response.body().string(); } public String doMix(String url, String queryString, Map<String, String> bodyParamMap, Map<String, String> headerMap) throws Exception { Response response ; Request.Builder reqBuilder = new Request.Builder(); this.prepareHeader(headerMap, reqBuilder); FormBody.Builder formBodyBuilder = new FormBody.Builder(); if (bodyParamMap != null) { for (String key : bodyParamMap.keySet()) { formBodyBuilder.add(key, headerMap.get(key)); } } RequestBody body = formBodyBuilder.build(); Request postRequest = reqBuilder.url(url + "?" + queryString).post(body).build(); response = okHttpClient.newCall(postRequest).execute(); this.errorResponseLog(response, url); return response.body().string(); } public String doPostByJson(String url, String json, Map<String, String> headerMap) throws Exception { Response response ; Request.Builder builder = new Request.Builder().url(url); this.prepareHeader(headerMap, builder); RequestBody requestBody = RequestBody.create(JSON, json); Request request = builder.post(requestBody).build(); response = okHttpClient.newCall(request).execute(); this.errorResponseLog(response, url); return response.body().string(); } private void prepareHeader(Map<String, String> headerMap, Request.Builder builder) { if (headerMap != null) { for (String key : headerMap.keySet()) { builder.addHeader(key, headerMap.get(key)); } } } private void errorResponseLog(Response response, String url) throws Exception { if (response == null) { LOGGER.error("okhttpclient call fail，url={}, message=response is null", url); throw new Exception(String.format("http call fail，url=%s, status=null", url)); } if (!response.isSuccessful()) { LOGGER.error("okhttpclient call fail，url={}, message={}", url, response.body().string()); throw new Exception(String.format("http call fail，url=%s, status=%s", url, response.code())); } } } import org.springframework.beans.factory.annotation.Value; import org.springframework.context.annotation.Configuration; /** * okHttp config * * @author huangbingchi on 2018/1/25 下午1:46 * @version 1.0.0 */ @Configuration public class OkHttpConfig implements java.io.Serializable { @Value("${okhttp.connectTimeout}") private String okhttpConnectTimeout; @Value("${okhttp.readTimeout}") private String okhttpReadTimeout; @Value("${okhttp.keepAliveDuration}") private String okhttpKeepAliveDuration; @Value("${okhttp.maxIdleConnections}") private String okhttpMaxIdleConnections; @Value("${okhttp.hystrix.threshold}") private String hystrixThreshold; @Value("${okhttp.hystrix.sleep}") private String hystrixSleep; @Value("${okhttp.hystrix.threshold.percentage}") private String hystrixThresholdPercentage; @Value("${okhttp.hystrix.threads}") private String hystrixThreads; @Value("${okhttp.hystrix.fallback.accepts}") private String hystrixFallbackAccepts; #okhttp配置 okhttp.connectTimeout=1 okhttp.readTimeout=1 okhttp.keepAliveDuration=0 okhttp.maxIdleConnections=0 #okhttp熔斷配置 okhttp.hystrix.threshold=20 okhttp.hystrix.sleep=20000 okhttp.hystrix.threshold.percentage=50 okhttp.hystrix.threads=30 okhttp.hystrix.fallback.accepts=500