Merge pull request #1866 from xhh/java-okhttp-gson-debugging

[Java okhttp-gson] Implement the "debugging" option of ApiClient

modules/swagger-codegen/src/main/resources/Java/libraries/okhttp-gson/ApiClient.mustache

@@ -11,6 +11,8 @@ import com.squareup.okhttp.MultipartBuilder;
 import com.squareup.okhttp.MediaType;
 import com.squareup.okhttp.Headers;
 import com.squareup.okhttp.internal.http.HttpMethod;
+import com.squareup.okhttp.logging.HttpLoggingInterceptor;
+import com.squareup.okhttp.logging.HttpLoggingInterceptor.Level;
 
 import java.lang.reflect.Type;
 
@@ -116,6 +118,8 @@ public class ApiClient {
   private OkHttpClient httpClient;
   private JSON json;
 
+  private HttpLoggingInterceptor loggingInterceptor;
+
   public ApiClient() {
     httpClient = new OkHttpClient();
 
@@ -452,6 +456,16 @@ public class ApiClient {
    * @param debugging To enable (true) or disable (false) debugging
    */
   public ApiClient setDebugging(boolean debugging) {
+    if (debugging != this.debugging) {
+      if (debugging) {
+        loggingInterceptor = new HttpLoggingInterceptor();
+        loggingInterceptor.setLevel(Level.BODY);
+        httpClient.interceptors().add(loggingInterceptor);
+      } else {
+        httpClient.interceptors().remove(loggingInterceptor);
+        loggingInterceptor = null;
+      }
+    }
     this.debugging = debugging;
     return this;
   }

modules/swagger-codegen/src/main/resources/Java/libraries/okhttp-gson/pom.mustache

@@ -117,6 +117,11 @@
       <artifactId>okhttp</artifactId>
       <version>${okhttp-version}</version>
     </dependency>
+    <dependency>
+      <groupId>com.squareup.okhttp</groupId>
+      <artifactId>logging-interceptor</artifactId>
+      <version>${okhttp-version}</version>
+    </dependency>
     <dependency>
       <groupId>com.google.code.gson</groupId>
       <artifactId>gson</artifactId>
@@ -133,7 +138,7 @@
   </dependencies>
   <properties>
     <swagger-annotations-version>1.5.0</swagger-annotations-version>
-    <okhttp-version>2.4.0</okhttp-version>
+    <okhttp-version>2.7.2</okhttp-version>
     <gson-version>2.3.1</gson-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>
     <junit-version>4.8.1</junit-version>