update model and pojo in JavaInflector mustache

Author: gracekarina

src/main/resources/mustache/JavaInflector/model.mustache

@@ -13,14 +13,14 @@ import java.util.Objects;
  * {{description}}
  **/
 {{/description}}
-{{#vendorExtensions.x-is-composed-model}}
+{{#isComposedModel}}
 {{>interface}}
-{{/vendorExtensions.x-is-composed-model}}
-{{^vendorExtensions.x-is-composed-model}}
+{{/isComposedModel}}
+{{^isComposedModel}}
 {{#is this 'enum'}}
 {{>enumOuterClass}}
 {{/is}}
 {{#isNot this 'enum'}}{{>pojo}}{{/isNot}}
-{{/vendorExtensions.x-is-composed-model}}
+{{/isComposedModel}}
 {{/model}}
 {{/models}}

src/main/resources/mustache/JavaInflector/pojo.mustache

@@ -1,7 +1,7 @@
 {{#description}}@ApiModel(description = "{{{description}}}"){{/description}}
 {{>generatedAnnotation}}
 
-public class {{classname}} {{#parent}}extends {{{parent}}}{{/parent}} {{#serializableModel}}implements Serializable {{#interfaceModels}}, {{name}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}}{{^serializableModel}}{{#interfaceModels}}{{#@first}}implements {{/@first}}{{name}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}} {
+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}} {
   {{#vars}}
     {{#isEnum}}
     {{^isContainer}}