code: private void generateOnShutdown(String dataSourceNameClazz) {
  		MethodSpec.Builder methodBuilder = MethodSpec.methodBuilder("shutdown").addModifiers(Modifier.PUBLIC).addAnnotation(Override.class).returns(Void.TYPE);
  
  		methodBuilder.addJavadoc("<p>Close database.</p>\n");
  		methodBuilder.addJavadoc("\n");
  		methodBuilder.addJavadoc("@see android.content.ContentProvider#shutdown()\n");
  
  		methodBuilder.addStatement("super.shutdown()");
  		methodBuilder.addStatement("dataSource.close()");
  
  		classBuilder.addMethod(methodBuilder.build());
  	}
docs: Generate on shutdown.
  
  @param dataSourceNameClazz
  the data source name clazz