adding option to pom and pojo

Author: gracekarina

src/main/resources/handlebars/Java/libraries/okhttp-gson/pom.mustache

@@ -183,6 +183,13 @@
       <version>${swagger-core-version}</version>
     </dependency>
     {{/useOas2}}
+      {{#notNullJacksonAnnotation}}
+          <dependency>
+              <groupId>com.fasterxml.jackson.core</groupId>
+              <artifactId>jackson-annotations</artifactId>
+              <version>2.10.1</version>
+          </dependency>
+      {{/notNullJacksonAnnotation}}
     <dependency>
       <groupId>com.squareup.okhttp</groupId>
       <artifactId>okhttp</artifactId>

src/main/resources/handlebars/Java/pojo.mustache

@@ -4,6 +4,8 @@
 {{#description}}{{#useOas2}}@ApiModel{{/useOas2}}{{^useOas2}}@Schema{{/useOas2}}(description = "{{{description}}}"){{/description}}
 {{>generatedAnnotation}}{{#discriminator}}{{>typeInfoAnnotation}}{{/discriminator}}{{>xmlAnnotation}}
 
+{{#notNullJacksonAnnotation}}@JsonInclude(JsonInclude.Include.NON_NULL){{/notNullJacksonAnnotation}}
+
 public class {{classname}} {{#parent}}extends {{{parent}}} {{/parent}}{{#parcelableModel}}implements Parcelable {{#serializableModel}}, Serializable {{/serializableModel}}{{#interfaceModels}}{{#@first}}, {{/@first}}{{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/parcelableModel}}{{^parcelableModel}}{{#serializableModel}}implements Serializable{{#interfaceModels}}, {{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}}{{^serializableModel}}{{#interfaceModels}}{{#@first}}implements {{/@first}}{{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}}{{/parcelableModel}}{
 {{#serializableModel}}
   private static final long serialVersionUID = 1L;

src/main/resources/handlebars/JavaSpring/libraries/spring-boot/pom.mustache

@@ -92,6 +92,13 @@
             <artifactId>validation-api</artifactId>
         </dependency>
 {{/useBeanValidation}}
+        {{#notNullJacksonAnnotation}}
+            <dependency>
+                <groupId>com.fasterxml.jackson.core</groupId>
+                <artifactId>jackson-annotations</artifactId>
+                <version>2.10.1</version>
+            </dependency>
+        {{/notNullJacksonAnnotation}}
 
         <dependency>
             <groupId>org.springframework.boot</groupId>

src/main/resources/handlebars/JavaSpring/libraries/spring-cloud/pom.mustache

@@ -111,5 +111,12 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        {{#notNullJacksonAnnotation}}
+            <dependency>
+                <groupId>com.fasterxml.jackson.core</groupId>
+                <artifactId>jackson-annotations</artifactId>
+                <version>2.10.1</version>
+            </dependency>
+        {{/notNullJacksonAnnotation}}
     </dependencies>
 </project>

src/main/resources/handlebars/JavaSpring/libraries/spring-mvc/pom.mustache

@@ -181,7 +181,13 @@
             </exclusion>
         </exclusions>
     </dependency>
-
+        {{#notNullJacksonAnnotation}}
+            <dependency>
+                <groupId>com.fasterxml.jackson.core</groupId>
+                <artifactId>jackson-annotations</artifactId>
+                <version>${jackson-version}</version>
+            </dependency>
+        {{/notNullJacksonAnnotation}}
     <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>

src/main/resources/handlebars/JavaSpring/pojo.mustache

@@ -4,6 +4,8 @@
 @ApiModel(description = "{{{description}}}"){{/description}}
 {{#useBeanValidation}}@Validated{{/useBeanValidation}}
 {{>generatedAnnotation}}{{#discriminator}}{{>typeInfoAnnotation}}{{/discriminator}}{{>xmlAnnotation}}
+{{#notNullJacksonAnnotation}}@JsonInclude(JsonInclude.Include.NON_NULL){{/notNullJacksonAnnotation}}
+
 public class {{classname}} {{#parent}}extends {{{parent}}}{{/parent}} {{#serializableModel}}implements Serializable {{#interfaceModels}}, {{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}}{{^serializableModel}}{{#interfaceModels}}{{#@first}}implements {{/@first}}{{classname}}{{^@last}}, {{/@last}}{{#@last}}{{/@last}}{{/interfaceModels}}{{/serializableModel}} {
 {{#serializableModel}}
   private static final long serialVersionUID = 1L;