org.openapitools.codegen.templating.mustache.OptionalParameterLambda Maven / Gradle / Ivy
/*
* Copyright 2018 OpenAPI-Generator Contributors (https://openapi-generator.tech)
* Copyright 2018 SmartBear Software
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.openapitools.codegen.templating.mustache;
import com.samskivert.mustache.Mustache;
import com.samskivert.mustache.Template;
import org.openapitools.codegen.CodegenConfig;
import org.openapitools.codegen.languages.AbstractCSharpCodegen;
import java.io.IOException;
import java.io.Writer;
/**
* Appends trailing ? to a text fragment if not already present
*
* Register:
*
* additionalProperties.put("optional", new OptionalParameterLambda());
*
*
* Use:
*
* {{#lambda.optional}}{{name}}{{/lambda.optional}}
*
*/
public class OptionalParameterLambda implements Mustache.Lambda {
private CodegenConfig generator = null;
public OptionalParameterLambda() {}
public OptionalParameterLambda generator(final CodegenConfig generator) {
this.generator = generator;
return this;
}
@Override
public void execute(Template.Fragment fragment, Writer writer) throws IOException {
String text = fragment.execute();
if (this.generator instanceof AbstractCSharpCodegen){
AbstractCSharpCodegen csharpGenerator = (AbstractCSharpCodegen) this.generator;
if (csharpGenerator.getNullableReferencesTypes()){
text = text.endsWith("?")
? text
: text + "?";
}
}
writer.write(text);
}
}