Diff: dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/http/intercepter/RetryInterceptor.java

Revision:

45:2aa9f933c8d2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/http/intercepter/RetryInterceptor.java	Tue Jul 18 16:34:48 2017 +0800
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2017 Baidu, Inc. All Rights Reserved.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.baidu.duer.dcs.http.intercepter;
+
+import java.io.IOException;
+
+import okhttp3.Interceptor;
+import okhttp3.Request;
+import okhttp3.Response;
+
+/**
+ * 重试拦截器
+ * <p>
+ * Created by guxiuzhong@baidu.com on 2017/5/20.
+ */
+public class RetryInterceptor implements Interceptor {
+    // 最大重试次数，假如设置为3次重试的话，则最大可能请求4次（默认1次+3次重试）
+    private int maxRetry;
+    private int retryNum = 0;
+
+    public RetryInterceptor(int maxRetry) {
+        this.maxRetry = maxRetry;
+    }
+
+    @Override
+    public Response intercept(Chain chain) throws IOException {
+        Request request = chain.request();
+        Response response = chain.proceed(request);
+        while (!response.isSuccessful() && retryNum < maxRetry) {
+            retryNum++;
+            response = chain.proceed(request);
+        }
+        return response;
+    }
+}
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