[BUG] [Java] Remove deprecation and serial warnings in ApiException.j…

…ava and JSON.java (#17716) * Add serialVersionUID to Java apiException.mustache templates * Use 'enable()' and 'disable()' methods to handle object mapper features in JSON.mustache for the "native" Java generator instead of the deprecated 'configure()' * Update samples
OpenAPITools · Jan 27, 2024 · a092bbd · a092bbd
1 parent 0a0428b
commit a092bbd
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Showing 41 changed files with 87 additions and 15 deletions.
diff --git a/modules/openapi-generator/src/main/resources/Java/apiException.mustache b/modules/openapi-generator/src/main/resources/Java/apiException.mustache
@@ -7,6 +7,8 @@ import java.util.List;
 
 {{>generatedAnnotation}}
 public class ApiException extends{{#useRuntimeException}} RuntimeException {{/useRuntimeException}}{{^useRuntimeException}} Exception {{/useRuntimeException}}{
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/apiException.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/apiException.mustache
@@ -14,6 +14,8 @@ import java.util.TreeMap;
  */
 {{>generatedAnnotation}}
 public class ApiException extends{{#useRuntimeException}} RuntimeException {{/useRuntimeException}}{{^useRuntimeException}} Exception {{/useRuntimeException}}{
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/apiException.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/apiException.mustache
@@ -14,6 +14,8 @@ import java.util.TreeMap;
  */
 {{>generatedAnnotation}}
 public class ApiException extends{{#useRuntimeException}} RuntimeException {{/useRuntimeException}}{{^useRuntimeException}} Exception {{/useRuntimeException}}{
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/native/JSON.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/native/JSON.mustache
@@ -27,9 +27,9 @@ public class JSON {
   public JSON() {
     mapper = JsonMapper.builder()
         .serializationInclusion(JsonInclude.Include.NON_NULL)
-        .configure(MapperFeature.ALLOW_COERCION_OF_SCALARS, false)
-        .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, true)
-        .configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, true)
+        .disable(MapperFeature.ALLOW_COERCION_OF_SCALARS)
+        .enable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+        .enable(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE)
         .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
         .enable(SerializationFeature.WRITE_ENUMS_USING_TO_STRING)
         .enable(DeserializationFeature.READ_ENUMS_USING_TO_STRING)

diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/native/apiException.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/native/apiException.mustache
@@ -6,6 +6,8 @@ import java.net.http.HttpHeaders;
 
 {{>generatedAnnotation}}
 public class ApiException extends{{#useRuntimeException}} RuntimeException {{/useRuntimeException}}{{^useRuntimeException}} Exception {{/useRuntimeException}}{
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private HttpHeaders responseHeaders = null;
     private String responseBody = null;

diff --git a/...les/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/apiException.mustache b/...les/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/apiException.mustache
@@ -16,6 +16,8 @@ import java.util.TreeMap;
 @SuppressWarnings("serial")
 {{>generatedAnnotation}}
 public class ApiException extends{{#useRuntimeException}} RuntimeException {{/useRuntimeException}}{{^useRuntimeException}} Exception {{/useRuntimeException}}{
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/vertx/apiException.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/vertx/apiException.mustache
@@ -8,6 +8,8 @@ import io.vertx.core.MultiMap;
 
 {{>generatedAnnotation}}
 public class ApiException extends{{#useRuntimeException}} RuntimeException {{/useRuntimeException}}{{^useRuntimeException}} Exception {{/useRuntimeException}}{
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private MultiMap responseHeaders = null;
     private String responseBody = null;

diff --git a/...t/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/ApiException.java b/...t/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/ApiException.java
@@ -18,6 +18,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/echo_api/java/native/src/main/java/org/openapitools/client/ApiException.java b/samples/client/echo_api/java/native/src/main/java/org/openapitools/client/ApiException.java
@@ -17,6 +17,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private HttpHeaders responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/echo_api/java/native/src/main/java/org/openapitools/client/JSON.java b/samples/client/echo_api/java/native/src/main/java/org/openapitools/client/JSON.java
@@ -20,9 +20,9 @@ public class JSON {
   public JSON() {
     mapper = JsonMapper.builder()
         .serializationInclusion(JsonInclude.Include.NON_NULL)
-        .configure(MapperFeature.ALLOW_COERCION_OF_SCALARS, false)
-        .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, true)
-        .configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, true)
+        .disable(MapperFeature.ALLOW_COERCION_OF_SCALARS)
+        .enable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+        .enable(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE)
         .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
         .enable(SerializationFeature.WRITE_ENUMS_USING_TO_STRING)
         .enable(DeserializationFeature.READ_ENUMS_USING_TO_STRING)

diff --git a/.../client/echo_api/java/okhttp-gson/src/main/java/org/openapitools/client/ApiException.java b/.../client/echo_api/java/okhttp-gson/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...les/client/echo_api/java/resteasy/src/main/java/org/openapitools/client/ApiException.java b/...les/client/echo_api/java/resteasy/src/main/java/org/openapitools/client/ApiException.java
@@ -18,6 +18,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...ent/others/java/okhttp-gson-oneOf/src/main/java/org/openapitools/client/ApiException.java b/...ent/others/java/okhttp-gson-oneOf/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...others/java/okhttp-gson-streaming/src/main/java/org/openapitools/client/ApiException.java b/...others/java/okhttp-gson-streaming/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...t/petstore/java/apache-httpclient/src/main/java/org/openapitools/client/ApiException.java b/...t/petstore/java/apache-httpclient/src/main/java/org/openapitools/client/ApiException.java
@@ -18,6 +18,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/.../java/jersey2-java8-localdatetime/src/main/java/org/openapitools/client/ApiException.java b/.../java/jersey2-java8-localdatetime/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...lient/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/ApiException.java b/...lient/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/petstore/java/jersey3/src/main/java/org/openapitools/client/ApiException.java b/samples/client/petstore/java/jersey3/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @jakarta.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiException.java b/...client/petstore/java/native-async/src/main/java/org/openapitools/client/ApiException.java
@@ -17,6 +17,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private HttpHeaders responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/native-async/src/main/java/org/openapitools/client/JSON.java
@@ -20,9 +20,9 @@ public class JSON {
   public JSON() {
     mapper = JsonMapper.builder()
         .serializationInclusion(JsonInclude.Include.NON_NULL)
-        .configure(MapperFeature.ALLOW_COERCION_OF_SCALARS, false)
-        .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, true)
-        .configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, true)
+        .disable(MapperFeature.ALLOW_COERCION_OF_SCALARS)
+        .enable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+        .enable(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE)
         .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
         .enable(SerializationFeature.WRITE_ENUMS_USING_TO_STRING)
         .enable(DeserializationFeature.READ_ENUMS_USING_TO_STRING)

diff --git a/...ient/petstore/java/native-jakarta/src/main/java/org/openapitools/client/ApiException.java b/...ient/petstore/java/native-jakarta/src/main/java/org/openapitools/client/ApiException.java
@@ -17,6 +17,8 @@
 
 @jakarta.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private HttpHeaders responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/petstore/java/native-jakarta/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/native-jakarta/src/main/java/org/openapitools/client/JSON.java
@@ -20,9 +20,9 @@ public class JSON {
   public JSON() {
     mapper = JsonMapper.builder()
         .serializationInclusion(JsonInclude.Include.NON_NULL)
-        .configure(MapperFeature.ALLOW_COERCION_OF_SCALARS, false)
-        .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, true)
-        .configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, true)
+        .disable(MapperFeature.ALLOW_COERCION_OF_SCALARS)
+        .enable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+        .enable(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE)
         .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
         .enable(SerializationFeature.WRITE_ENUMS_USING_TO_STRING)
         .enable(DeserializationFeature.READ_ENUMS_USING_TO_STRING)

diff --git a/samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiException.java b/samples/client/petstore/java/native/src/main/java/org/openapitools/client/ApiException.java
@@ -17,6 +17,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private HttpHeaders responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/petstore/java/native/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/native/src/main/java/org/openapitools/client/JSON.java
@@ -20,9 +20,9 @@ public class JSON {
   public JSON() {
     mapper = JsonMapper.builder()
         .serializationInclusion(JsonInclude.Include.NON_NULL)
-        .configure(MapperFeature.ALLOW_COERCION_OF_SCALARS, false)
-        .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, true)
-        .configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, true)
+        .disable(MapperFeature.ALLOW_COERCION_OF_SCALARS)
+        .enable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+        .enable(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE)
         .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
         .enable(SerializationFeature.WRITE_ENUMS_USING_TO_STRING)
         .enable(DeserializationFeature.READ_ENUMS_USING_TO_STRING)

diff --git a/...ent/petstore/java/okhttp-gson-3.1/src/main/java/org/openapitools/client/ApiException.java b/...ent/petstore/java/okhttp-gson-3.1/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...e/java/okhttp-gson-awsv4signature/src/main/java/org/openapitools/client/ApiException.java b/...e/java/okhttp-gson-awsv4signature/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...ava/okhttp-gson-dynamicOperations/src/main/java/org/openapitools/client/ApiException.java b/...ava/okhttp-gson-dynamicOperations/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/.../java/okhttp-gson-group-parameter/src/main/java/org/openapitools/client/ApiException.java b/.../java/okhttp-gson-group-parameter/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...ava/okhttp-gson-nullable-required/src/main/java/org/openapitools/client/ApiException.java b/...ava/okhttp-gson-nullable-required/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/.../java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/ApiException.java b/.../java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...etstore/java/okhttp-gson-swagger1/src/main/java/org/openapitools/client/ApiException.java b/...etstore/java/okhttp-gson-swagger1/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...etstore/java/okhttp-gson-swagger2/src/main/java/org/openapitools/client/ApiException.java b/...etstore/java/okhttp-gson-swagger2/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/.../client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/ApiException.java b/.../client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/ApiException.java
@@ -23,6 +23,8 @@
 @SuppressWarnings("serial")
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...les/client/petstore/java/resteasy/src/main/java/org/openapitools/client/ApiException.java b/...les/client/petstore/java/resteasy/src/main/java/org/openapitools/client/ApiException.java
@@ -18,6 +18,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...t/petstore/java/vertx-no-nullable/src/main/java/org/openapitools/client/ApiException.java b/...t/petstore/java/vertx-no-nullable/src/main/java/org/openapitools/client/ApiException.java
@@ -19,6 +19,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private MultiMap responseHeaders = null;
     private String responseBody = null;

diff --git a/samples/client/petstore/java/vertx/src/main/java/org/openapitools/client/ApiException.java b/samples/client/petstore/java/vertx/src/main/java/org/openapitools/client/ApiException.java
@@ -19,6 +19,8 @@
 
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private MultiMap responseHeaders = null;
     private String responseBody = null;

diff --git a/...-auth-id-alias/java/jersey2-java8/src/main/java/org/openapitools/client/ApiException.java b/...-auth-id-alias/java/jersey2-java8/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/.../jersey2-java8-special-characters/src/main/java/org/openapitools/client/ApiException.java b/.../jersey2-java8-special-characters/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...store/java/jersey2-java8-swagger1/src/main/java/org/openapitools/client/ApiException.java b/...store/java/jersey2-java8-swagger1/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...store/java/jersey2-java8-swagger2/src/main/java/org/openapitools/client/ApiException.java b/...store/java/jersey2-java8-swagger2/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;

diff --git a/...lient/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/ApiException.java b/...lient/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/ApiException.java
@@ -21,6 +21,8 @@
  */
 @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
 public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
     private int code = 0;
     private Map<String, List<String>> responseHeaders = null;
     private String responseBody = null;