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BaseController.java
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BaseController.java
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/*
* Copyright 2014-2019 the original author or authors.
*
* 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
*
* 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 com.webank.webase.transaction.base;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
import org.springframework.validation.BindingResult;
import org.springframework.validation.ObjectError;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.webank.webase.transaction.base.exception.BaseException;
import lombok.extern.slf4j.Slf4j;
/**
* BaseController.
*
*/
@Slf4j
public abstract class BaseController {
/**
* checkParamResult.
*
* @param bindingResult checkResult
*/
protected ResponseEntity checkParamResult(BindingResult bindingResult) throws BaseException {
if (!bindingResult.hasErrors()) {
return null;
}
String errorMsg = getParamValidFaildMessage(bindingResult);
if (StringUtils.isBlank(errorMsg)) {
log.warn("OnWarning:param exception. errorMsg is empty");
throw new BaseException(ConstantCode.PARAM_VAILD_FAIL);
}
RetCode retCode = null;
try {
JSONObject jsonObject = JSON.parseObject(errorMsg);
retCode = JSONObject.toJavaObject(jsonObject, RetCode.class);
} catch (Exception ex) {
log.warn("OnWarning:retCodeJson convert error");
throw new BaseException(ConstantCode.PARAM_VAILD_FAIL);
}
throw new BaseException(retCode);
}
private String getParamValidFaildMessage(BindingResult bindingResult) {
List<ObjectError> errorList = bindingResult.getAllErrors();
log.info("errorList:{}", JSON.toJSONString(errorList));
if (errorList == null) {
log.warn("onWarning:errorList is empty!");
return null;
}
ObjectError objectError = errorList.get(0);
if (objectError == null) {
log.warn("onWarning:objectError is empty!");
return null;
}
return objectError.getDefaultMessage();
}
}