cn.leancloud.EngineFunctionHandlerInfo Maven / Gradle / Ivy

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package cn.leancloud;

import java.lang.reflect.Method;
import java.util.List;
import java.util.Map;

import cn.leancloud.json.JSON;

public class EngineFunctionHandlerInfo extends EngineHandlerInfo {

  public EngineFunctionHandlerInfo(String endpoint, Method handlerMethod,
      List params, Class returnType) {
    super(endpoint, handlerMethod, params, returnType);
  }

  @Override
  public Object parseParams(String requestBody) throws InvalidParameterException {
    if (methodParameterList.size() == 0) {
      return null;
    } else {
      try {
        Map jsonParams = JSON.parseObject(requestBody, Map.class);
        Object[] params = new Object[methodParameterList.size()];
        for (int index = 0; index < methodParameterList.size(); index++) {
          Object p = jsonParams.get(methodParameterList.get(index).name);
          if (p == null) {
            params[index] = null;
          } else {
            params[index] = methodParameterList.get(index).parseParams(JSON.toJSONString(p));
          }
        }
        return params;
      } catch (Exception e) {
        throw new InvalidParameterException();
      }
    }
  }
}