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@@ -0,0 +1,447 @@
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+package com.persagy.ibms.data.sdk.util;
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+
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+import com.alibaba.fastjson.JSON;
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+import okhttp3.*;
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+
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+import javax.net.ssl.SSLContext;
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+import javax.net.ssl.SSLSocketFactory;
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+import javax.net.ssl.TrustManager;
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+import javax.net.ssl.X509TrustManager;
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+import java.io.IOException;
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+import java.net.URLEncoder;
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+import java.security.SecureRandom;
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+import java.security.cert.X509Certificate;
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+import java.util.HashMap;
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+import java.util.LinkedHashMap;
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+import java.util.Map;
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+import java.util.concurrent.Semaphore;
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+import java.util.concurrent.TimeUnit;
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+import java.lang.reflect.Field;
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+
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+
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+/**
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+ * OkHttp
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+ */
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+public class OkHttpUtils {
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+
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+ private static volatile OkHttpClient okHttpClient = null;
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+ private static volatile Semaphore semaphore = null;
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+ private Map<String, String> headerMap;
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+ private Map<String, String> paramMap;
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+ private String url;
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+ private Request.Builder request;
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+ private ConnectionPool connectionPool = new ConnectionPool(1500,5L, TimeUnit.MINUTES);
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+// MediaType.parse("application/json; charset=utf-8");
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+
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+ /**
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+ * 初始化okHttpClient,并且允许https访问
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+ */
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+ private OkHttpUtils() {
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+ if (okHttpClient == null) {
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+ synchronized (OkHttpUtils.class) {
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+ if (okHttpClient == null) {
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+ TrustManager[] trustManagers = buildTrustManagers();
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+ okHttpClient = new OkHttpClient.Builder()
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+ .connectTimeout(15, TimeUnit.SECONDS)
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+ .writeTimeout(20, TimeUnit.SECONDS)
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+ .readTimeout(20, TimeUnit.SECONDS)
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+ .sslSocketFactory(createSSLSocketFactory(trustManagers), (X509TrustManager) trustManagers[0])
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+ .hostnameVerifier((hostName, session) -> true)
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+ .retryOnConnectionFailure(true)
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+ .connectionPool(connectionPool)
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+ .build();
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+ addHeader("User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36");
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+ }
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+ }
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+ }
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+ }
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+
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+
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+ /**
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+ * 用于异步请求时,控制访问线程数,返回结果
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+ *
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+ * @return
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+ */
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+ private static Semaphore getSemaphoreInstance() {
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+ //只能1个线程同时访问
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+ synchronized (OkHttpUtils.class) {
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+ if (semaphore == null) {
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+ semaphore = new Semaphore(0);
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+ }
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+ }
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+ return semaphore;
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+ }
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+
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+
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+ /**
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+ * 创建OkHttpUtils
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+ *
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+ * @return
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+ */
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+ public static OkHttpUtils builder() {
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+ return new OkHttpUtils();
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+ }
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+
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+
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+ /**
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+ * 添加url
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+ *
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+ * @param url
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+ * @return
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+ */
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+ public OkHttpUtils url(String url) {
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+ this.url = url;
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+ return this;
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+ }
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+
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+
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+ /**
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+ * 添加参数
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+ *
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+ * @param key 参数名
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+ * @param value 参数值
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+ * @return
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+ */
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+ public OkHttpUtils addParam(String key, String value) {
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+ if (paramMap == null) {
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+ paramMap = new LinkedHashMap<>(16);
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+ }
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+ paramMap.put(key, value);
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+ return this;
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+ }
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+
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+
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+ /**
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+ * 添加请求头
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+ *
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+ * @param key 参数名
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+ * @param value 参数值
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+ * @return
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+ */
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+ public OkHttpUtils addHeader(String key, String value) {
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+ if (headerMap == null) {
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+ headerMap = new LinkedHashMap<>(16);
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+ }
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+ headerMap.put(key, value);
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+ return this;
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+ }
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+
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+
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+ /**
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+ * 初始化get方法
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+ *
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+ * @return
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+ */
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+ public OkHttpUtils get() {
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+ request = new Request.Builder().get();
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+ StringBuilder urlBuilder = new StringBuilder(url);
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+ if (paramMap != null) {
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+ urlBuilder.append("?");
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+ try {
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+ for (Map.Entry<String, String> entry : paramMap.entrySet()) {
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+ urlBuilder.append(URLEncoder.encode(entry.getKey(), "utf-8")).
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+ append("=").
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+ append(URLEncoder.encode(entry.getValue(), "utf-8")).
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+ append("&");
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+ }
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ urlBuilder.deleteCharAt(urlBuilder.length() - 1);
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+ }
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+ request.url(urlBuilder.toString());
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+ return this;
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+ }
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+
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+
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+ /**
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+ * 初始化post方法
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+ *
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+ * @param isJsonPost true等于json的方式提交数据,类似postman里post方法的raw
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+ * false等于普通的表单提交
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+ * @return
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+ */
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+ public OkHttpUtils post(boolean isJsonPost) {
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+ RequestBody requestBody;
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+ if (isJsonPost) {
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+ String json = "";
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+ if (paramMap != null) {
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+ json = JSON.toJSONString(paramMap);
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+ }
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+ requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), json);
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+ } else {
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+ FormBody.Builder formBody = new FormBody.Builder();
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+ if (paramMap != null) {
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+ paramMap.forEach(formBody::add);
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+ }
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+ requestBody = formBody.build();
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+ }
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+ request = new Request.Builder().post(requestBody).url(url);
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+ return this;
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+ }
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+
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+ /**
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+ * 初始化post方法
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+ *
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+ * @param isJsonPost true等于json的方式提交数据,类似postman里post方法的raw
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+ * false等于普通的表单提交
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+ * @return
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+ */
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+ public OkHttpUtils post(boolean isJsonPost,Map<String, String> paramMap) {
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+ RequestBody requestBody;
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+ if (isJsonPost) {
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+ String json = "";
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+ if (paramMap != null) {
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+ json = JSON.toJSONString(paramMap);
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+ }
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+ requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), json);
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+ } else {
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+ FormBody.Builder formBody = new FormBody.Builder();
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+ if (paramMap != null) {
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+ paramMap.forEach(formBody::add);
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+ }
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+ requestBody = formBody.build();
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+ }
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+ request = new Request.Builder().post(requestBody).url(url);
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+ return this;
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+ }
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+
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+ /**
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+ * 初始化post方法
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+ *
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+ * @param isJsonPost true等于json的方式提交数据,类似postman里post方法的raw
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+ * false等于普通的表单提交
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+ * @return
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+ */
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+ public OkHttpUtils post(boolean isJsonPost,String paramMap) {
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+ RequestBody requestBody;
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+ if (isJsonPost) {
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+ String json = "";
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+ if (paramMap != null) {
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+ json = JSON.toJSONString(paramMap);
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+ }
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+ requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), json);
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+ } else {
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+ MediaType JSON = MediaType.parse("application/json; charset=utf-8");
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+ requestBody = FormBody.create(JSON, paramMap);
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+// FormBody.Builder formBody = new FormBody.Builder();
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+// if (paramMap != null) {
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+// paramMap.forEach(formBody::add);
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+// }
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+// requestBody = formBody.build();
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+ }
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+ request = new Request.Builder().post(requestBody).url(url);
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+ return this;
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+ }
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+
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+
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+ /**
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+ * 同步请求
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+ *
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+ * @return
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+ */
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+ public String sync() {
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+ setHeader(request);
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+ try {
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+ Response response = okHttpClient.newCall(request.build()).execute();
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+ assert response.body() != null;
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+ return response.body().string();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ return "请求失败:" + e.getMessage();
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+ }
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+ }
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+
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+
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+ /**
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+ * 异步请求,有返回值
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+ */
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+ public String async() {
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+ StringBuilder buffer = new StringBuilder("");
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+ setHeader(request);
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+ okHttpClient.newCall(request.build()).enqueue(new Callback() {
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+ @Override
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+ public void onFailure(Call call, IOException e) {
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+ buffer.append("请求出错:").append(e.getMessage());
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+ }
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+
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+
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+ @Override
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+ public void onResponse(Call call, Response response) throws IOException {
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+ assert response.body() != null;
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+ buffer.append(response.body().string());
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+ getSemaphoreInstance().release();
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+ }
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+ });
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+ try {
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+ getSemaphoreInstance().acquire();
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+ } catch (InterruptedException e) {
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+ e.printStackTrace();
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+ }
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+ return buffer.toString();
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+ }
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+
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+
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+ /**
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+ * 异步请求,带有接口回调
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+ *
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+ * @param callBack
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+ */
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+ public void async(ICallBack callBack) {
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+ setHeader(request);
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+ okHttpClient.newCall(request.build()).enqueue(new Callback() {
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+ @Override
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+ public void onFailure(Call call, IOException e) {
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+ callBack.onFailure(call, e.getMessage());
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+ }
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+
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+
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+ @Override
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+ public void onResponse(Call call, Response response) throws IOException {
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+ assert response.body() != null;
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+ callBack.onSuccessful(call, response.body().string());
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+ }
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+ });
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+ }
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+
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+
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+ /**
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+ * 为request添加请求头
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+ *
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+ * @param request
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+ */
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+ private void setHeader(Request.Builder request) {
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+ if (headerMap != null) {
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+ try {
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+ for (Map.Entry<String, String> entry : headerMap.entrySet()) {
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+ request.addHeader(entry.getKey(), entry.getValue());
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+ }
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ }
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+
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+
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+
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+
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+ /**
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+ * 生成安全套接字工厂,用于https请求的证书跳过
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+ *
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+ * @return
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+ */
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+ private static SSLSocketFactory createSSLSocketFactory(TrustManager[] trustAllCerts) {
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+ SSLSocketFactory ssfFactory = null;
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+ try {
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+ SSLContext sc = SSLContext.getInstance("SSL");
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+ sc.init(null, trustAllCerts, new SecureRandom());
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+ ssfFactory = sc.getSocketFactory();
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ return ssfFactory;
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+ }
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+
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+
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+ private static TrustManager[] buildTrustManagers() {
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+ return new TrustManager[]{
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+ new X509TrustManager() {
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+ @Override
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+ public void checkClientTrusted(X509Certificate[] chain, String authType) {
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+ }
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+
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+
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+ @Override
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+ public void checkServerTrusted(X509Certificate[] chain, String authType) {
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+ }
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+
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+
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+ @Override
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+ public X509Certificate[] getAcceptedIssuers() {
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+ return new X509Certificate[]{};
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+ }
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+ }
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+ };
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+ }
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+
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+ /**
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+ * 将Object对象里面的属性和值转化成Map对象
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+ *
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+ * @param obj
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+ * @return
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+ * @throws IllegalAccessException
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+ */
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+ public static Map<String, String> objectToMap(Object obj) throws IllegalAccessException {
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+ Map<String, String> map = new HashMap<String,String>();
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+ Class<?> clazz = obj.getClass();
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+ for (Field field : clazz.getDeclaredFields()) {
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+ field.setAccessible(true);
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+ String fieldName = field.getName();
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+ Object value = field.get(obj);
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+ map.put(fieldName, value.toString());
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+ }
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+ return map;
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+ }
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+
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+
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+ /**
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+ * 自定义一个接口回调
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+ */
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+ public interface ICallBack {
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+
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+
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+ void onSuccessful(Call call, String data);
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+
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+
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+ void onFailure(Call call, String errorMsg);
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+
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+
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+ }
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+}
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+//使用教程
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+//public static void main(String[] args) {
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+// // get请求,方法顺序按照这种方式,切记选择post/get一定要放在倒数第二,同步或者异步倒数第一,才会正确执行
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+// OkHttpUtils.builder().url("请求地址,http/https都可以")
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+// // 有参数的话添加参数,可多个
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+// .addParam("参数名", "参数值")
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+// .addParam("参数名", "参数值")
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+// // 也可以添加多个
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+// .addHeader("Content-Type", "application/json; charset=utf-8")
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+// .get()
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+// // 可选择是同步请求还是异步请求
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+// //.async();
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+// .sync();
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+//
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+//
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+// // post请求,分为两种,一种是普通表单提交,一种是json提交
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+// OkHttpUtils.builder().url("请求地址,http/https都可以")
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+// // 有参数的话添加参数,可多个
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+// .addParam("参数名", "参数值")
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+// .addParam("参数名", "参数值")
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+// // 也可以添加多个
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+// .addHeader("Content-Type", "application/json; charset=utf-8")
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+// // 如果是true的话,会类似于postman中post提交方式的raw,用json的方式提交,不是表单
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+// // 如果是false的话传统的表单提交
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+// .post(true)
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+// .sync();
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+//
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+// // 选择异步有两个方法,一个是带回调接口,一个是直接返回结果
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+// OkHttpUtils.builder().url("")
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+// .post(false)
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+// .async();
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+//
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+//
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+// OkHttpUtils.builder().url("").post(false).async(new OkHttpUtils.ICallBack() {
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+//@Override
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+//public void onSuccessful(Call call, String data) {
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+// // 请求成功后的处理
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+// }
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+//
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+//
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+//@Override
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+//public void onFailure(Call call, String errorMsg) {
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+// // 请求失败后的处理
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+// }
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+// });
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+
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+// }
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