[Java] [Native] Add response body to exception message

modules/openapi-generator/src/main/resources/Java/libraries/native/ApiClient.mustache

@@ -171,7 +171,7 @@ public class ApiClient {
   public ApiClient(HttpClient.Builder builder, ObjectMapper mapper, String baseUri) {
     this.builder = builder;
     this.mapper = mapper;
-    updateBaseUri(baseUri);
+    updateBaseUri(baseUri != null ? baseUri : getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
     responseInterceptor = null;

modules/openapi-generator/src/main/resources/Java/libraries/native/api.mustache

@@ -65,6 +65,14 @@ public class {{classname}} {
   }
   {{/asyncNative}}
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   {{#operation}}
   {{#vendorExtensions.x-group-parameters}}
   {{#hasParams}}
@@ -207,10 +215,7 @@ public class {{classname}} {
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "{{operationId}} call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "{{operationId}} call received non-success response");
       }
       return new ApiResponse<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}>(
           localVarResponse.statusCode(),

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiClient.java

@@ -176,7 +176,7 @@ public ApiClient() {
   public ApiClient(HttpClient.Builder builder, ObjectMapper mapper, String baseUri) {
     this.builder = builder;
     this.mapper = mapper;
-    updateBaseUri(baseUri);
+    updateBaseUri(baseUri != null ? baseUri : getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
     responseInterceptor = null;

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -67,6 +67,14 @@ private ApiException getApiException(String operationId, HttpResponse<String>loc
         localVarResponse.body());
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * To test special tags
    * To test special tags and operation ID starting with number

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -75,6 +75,14 @@ private ApiException getApiException(String operationId, HttpResponse<String>loc
         localVarResponse.body());
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * creates an XmlItem
    * this route creates an XmlItem

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -67,6 +67,14 @@ private ApiException getApiException(String operationId, HttpResponse<String>loc
         localVarResponse.body());
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * To test class name in snake case
    * To test class name in snake case

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/api/PetApi.java

@@ -70,6 +70,14 @@ private ApiException getApiException(String operationId, HttpResponse<String>loc
         localVarResponse.body());
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * Add a new pet to the store
    * 

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -67,6 +67,14 @@ private ApiException getApiException(String operationId, HttpResponse<String>loc
         localVarResponse.body());
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * Delete purchase order by ID
    * For valid response try integer IDs with value &lt; 1000. Anything above 1000 or nonintegers will generate API errors

samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/api/UserApi.java

@@ -67,6 +67,14 @@ private ApiException getApiException(String operationId, HttpResponse<String>loc
         localVarResponse.body());
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * Create user
    * This can only be done by the logged in user.

samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiClient.java

@@ -176,7 +176,7 @@ public ApiClient() {
   public ApiClient(HttpClient.Builder builder, ObjectMapper mapper, String baseUri) {
     this.builder = builder;
     this.mapper = mapper;
-    updateBaseUri(baseUri);
+    updateBaseUri(baseUri != null ? baseUri : getDefaultBaseUri());
     interceptor = null;
     readTimeout = null;
     responseInterceptor = null;

samples/client/petstore/java/native/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -58,6 +58,14 @@ public AnotherFakeApi(ApiClient apiClient) {
     memberVarResponseInterceptor = apiClient.getResponseInterceptor();
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
@@ -87,10 +95,7 @@ public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throw
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "call123testSpecialTags call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "call123testSpecialTags call received non-success response");
       }
       return new ApiResponse<Client>(
           localVarResponse.statusCode(),

samples/client/petstore/java/native/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -66,6 +66,14 @@ public FakeApi(ApiClient apiClient) {
     memberVarResponseInterceptor = apiClient.getResponseInterceptor();
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * creates an XmlItem
    * this route creates an XmlItem
@@ -93,10 +101,7 @@ public ApiResponse<Void> createXmlItemWithHttpInfo(XmlItem xmlItem) throws ApiEx
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "createXmlItem call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "createXmlItem call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -170,10 +175,7 @@ public ApiResponse<Boolean> fakeOuterBooleanSerializeWithHttpInfo(Boolean body)
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "fakeOuterBooleanSerialize call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "fakeOuterBooleanSerialize call received non-success response");
       }
       return new ApiResponse<Boolean>(
           localVarResponse.statusCode(),
@@ -243,10 +245,7 @@ public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(Outer
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "fakeOuterCompositeSerialize call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "fakeOuterCompositeSerialize call received non-success response");
       }
       return new ApiResponse<OuterComposite>(
           localVarResponse.statusCode(),
@@ -316,10 +315,7 @@ public ApiResponse<BigDecimal> fakeOuterNumberSerializeWithHttpInfo(BigDecimal b
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "fakeOuterNumberSerialize call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "fakeOuterNumberSerialize call received non-success response");
       }
       return new ApiResponse<BigDecimal>(
           localVarResponse.statusCode(),
@@ -389,10 +385,7 @@ public ApiResponse<String> fakeOuterStringSerializeWithHttpInfo(String body) thr
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "fakeOuterStringSerialize call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "fakeOuterStringSerialize call received non-success response");
       }
       return new ApiResponse<String>(
           localVarResponse.statusCode(),
@@ -460,10 +453,7 @@ public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testBodyWithFileSchema call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testBodyWithFileSchema call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -537,10 +527,7 @@ public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testBodyWithQueryParams call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testBodyWithQueryParams call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -627,10 +614,7 @@ public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiEx
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testClientModel call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testClientModel call received non-success response");
       }
       return new ApiResponse<Client>(
           localVarResponse.statusCode(),
@@ -728,10 +712,7 @@ public ApiResponse<Void> testEndpointParametersWithHttpInfo(BigDecimal number, D
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testEndpointParameters call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testEndpointParameters call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -823,10 +804,7 @@ public ApiResponse<Void> testEnumParametersWithHttpInfo(List<String> enumHeaderS
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testEnumParameters call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testEnumParameters call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -949,10 +927,7 @@ public ApiResponse<Void> testGroupParametersWithHttpInfo(Integer requiredStringG
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testGroupParameters call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testGroupParameters call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -1121,10 +1096,7 @@ public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String,
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testInlineAdditionalProperties call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testInlineAdditionalProperties call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -1198,10 +1170,7 @@ public ApiResponse<Void> testJsonFormDataWithHttpInfo(String param, String param
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testJsonFormData call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testJsonFormData call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),
@@ -1279,10 +1248,7 @@ public ApiResponse<Void> testQueryParameterCollectionFormatWithHttpInfo(List<Str
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testQueryParameterCollectionFormat call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testQueryParameterCollectionFormat call received non-success response");
       }
       return new ApiResponse<Void>(
           localVarResponse.statusCode(),

samples/client/petstore/java/native/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -58,6 +58,14 @@ public FakeClassnameTags123Api(ApiClient apiClient) {
     memberVarResponseInterceptor = apiClient.getResponseInterceptor();
   }
 
+  protected ApiException createApiException(HttpResponse<InputStream> response, String msgPrefix) throws IOException {
+    String body = response.body() == null ? null : new String(response.body().readAllBytes());
+    if (body != null) {
+      msgPrefix += ": " + body;
+    }
+    return new ApiException(response.statusCode(), msgPrefix, response.headers(), body);
+  }
+
   /**
    * To test class name in snake case
    * To test class name in snake case
@@ -87,10 +95,7 @@ public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiExce
         memberVarResponseInterceptor.accept(localVarResponse);
       }
       if (localVarResponse.statusCode()/ 100 != 2) {
-        throw new ApiException(localVarResponse.statusCode(),
-            "testClassname call received non-success response",
-            localVarResponse.headers(),
-            localVarResponse.body() == null ? null : new String(localVarResponse.body().readAllBytes()));
+        throw createApiException(localVarResponse, "testClassname call received non-success response");
       }
       return new ApiResponse<Client>(
           localVarResponse.statusCode(),