Fix native request builder

Author: jpfinne

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

@@ -924,7 +924,7 @@ public class {{classname}} {
     }
     {{#allParams}}
     {{>nullable_var_annotations}}{{! prevent indent}}
-    public{{>nullableDataType}} {{paramName}}() {
+    public {{>nullableDataType}} {{paramName}}() {
       return {{paramName}};
     }
     {{/allParams}}

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

@@ -2332,27 +2332,27 @@ private APITestGroupParametersRequest(Builder builder) {
       this.int64Group = builder.int64Group;
     }
     @javax.annotation.Nonnull
-    publicInteger requiredStringGroup() {
+    public Integer requiredStringGroup() {
       return requiredStringGroup;
     }
     @javax.annotation.Nonnull
-    publicBoolean requiredBooleanGroup() {
+    public Boolean requiredBooleanGroup() {
       return requiredBooleanGroup;
     }
     @javax.annotation.Nonnull
-    publicLong requiredInt64Group() {
+    public Long requiredInt64Group() {
       return requiredInt64Group;
     }
     @javax.annotation.Nullable
-    publicInteger stringGroup() {
+    public Integer stringGroup() {
       return stringGroup;
     }
     @javax.annotation.Nullable
-    publicBoolean booleanGroup() {
+    public Boolean booleanGroup() {
       return booleanGroup;
     }
     @javax.annotation.Nullable
-    publicLong int64Group() {
+    public Long int64Group() {
       return int64Group;
     }
     public static Builder newBuilder() {

samples/client/petstore/java/native-jackson3/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -2199,27 +2199,27 @@ private APITestGroupParametersRequest(Builder builder) {
       this.int64Group = builder.int64Group;
     }
     @javax.annotation.Nonnull
-    publicInteger requiredStringGroup() {
+    public Integer requiredStringGroup() {
       return requiredStringGroup;
     }
     @javax.annotation.Nonnull
-    publicBoolean requiredBooleanGroup() {
+    public Boolean requiredBooleanGroup() {
       return requiredBooleanGroup;
     }
     @javax.annotation.Nonnull
-    publicLong requiredInt64Group() {
+    public Long requiredInt64Group() {
       return requiredInt64Group;
     }
     @javax.annotation.Nullable
-    publicInteger stringGroup() {
+    public Integer stringGroup() {
       return stringGroup;
     }
     @javax.annotation.Nullable
-    publicBoolean booleanGroup() {
+    public Boolean booleanGroup() {
       return booleanGroup;
     }
     @javax.annotation.Nullable
-    publicLong int64Group() {
+    public Long int64Group() {
       return int64Group;
     }
     public static Builder newBuilder() {

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

@@ -2198,27 +2198,27 @@ private APITestGroupParametersRequest(Builder builder) {
       this.int64Group = builder.int64Group;
     }
     @javax.annotation.Nonnull
-    publicInteger requiredStringGroup() {
+    public Integer requiredStringGroup() {
       return requiredStringGroup;
     }
     @javax.annotation.Nonnull
-    publicBoolean requiredBooleanGroup() {
+    public Boolean requiredBooleanGroup() {
       return requiredBooleanGroup;
     }
     @javax.annotation.Nonnull
-    publicLong requiredInt64Group() {
+    public Long requiredInt64Group() {
       return requiredInt64Group;
     }
     @javax.annotation.Nullable
-    publicInteger stringGroup() {
+    public Integer stringGroup() {
       return stringGroup;
     }
     @javax.annotation.Nullable
-    publicBoolean booleanGroup() {
+    public Boolean booleanGroup() {
       return booleanGroup;
     }
     @javax.annotation.Nullable
-    publicLong int64Group() {
+    public Long int64Group() {
       return int64Group;
     }
     public static Builder newBuilder() {