oas-generator/oas-generator-spring/src/main/java/org/apache/servicecomb/toolkit/generator/annotation/RequestParamAnnotationProcessor.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 *
 *     http://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.apache.servicecomb.toolkit.generator.annotation;

import org.apache.commons.lang3.StringUtils;
import org.apache.servicecomb.toolkit.generator.ParameterContext;
import org.springframework.util.ObjectUtils;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ValueConstants;

public class RequestParamAnnotationProcessor implements ParamAnnotationProcessor<RequestParam, ParameterContext> {

  @Override
  public void process(RequestParam requestParam, ParameterContext parameterContext) {
    String name = requestParam.value();
    if (StringUtils.isEmpty(name)) {
      name = requestParam.name();
    }

    parameterContext.setName(name);
    parameterContext.setRequired(requestParam.required());
    if (!ObjectUtils.isEmpty(requestParam.defaultValue()) && !ValueConstants.DEFAULT_NONE
        .equals(requestParam.defaultValue())) {
      parameterContext.setDefaultValue(requestParam.defaultValue());
      parameterContext.setRequired(false);
    }
  }
}