package com.java110.front.smo.api.impl;
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import com.alibaba.fastjson.JSONObject;
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import com.java110.front.smo.api.IApiSMO;
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import com.java110.core.component.BaseComponentSMO;
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import com.java110.utils.constant.CommonConstant;
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import com.java110.utils.constant.ServiceConstant;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.*;
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import org.springframework.stereotype.Service;
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import org.springframework.web.client.HttpStatusCodeException;
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import org.springframework.web.client.RestTemplate;
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import java.util.Map;
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@Service("apiSMOImpl")
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public class ApiSMOImpl extends BaseComponentSMO implements IApiSMO {
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private final static Logger logger = LoggerFactory.getLogger(ApiSMOImpl.class);
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@Autowired
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private RestTemplate restTemplate;
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@Override
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public ResponseEntity<String> doApi(String body, Map<String, String> headers) {
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logger.debug("api请求头" + headers + ";请求内容:" + body);
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HttpMethod method = null;
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String url = ServiceConstant.SERVICE_API_URL + "/api/" + headers.get(CommonConstant.HTTP_SERVICE);
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if (CommonConstant.HTTP_METHOD_POST.equals(headers.get(CommonConstant.HTTP_METHOD))) {
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method = HttpMethod.POST;
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} else if (CommonConstant.HTTP_METHOD_GET.equals(headers.get(CommonConstant.HTTP_METHOD))) {
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method = HttpMethod.GET;
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url += super.mapToUrlParam(JSONObject.parseObject(body));
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} else if (CommonConstant.HTTP_METHOD_DELETE.equals(headers.get(CommonConstant.HTTP_METHOD))) {
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method = HttpMethod.DELETE;
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} else if (CommonConstant.HTTP_METHOD_PUT.equals(headers.get(CommonConstant.HTTP_METHOD))) {
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method = HttpMethod.PUT;
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} else {
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throw new IllegalArgumentException("不支持的请求方式" + headers.get(CommonConstant.HTTP_METHOD));
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}
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HttpHeaders header = new HttpHeaders();
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for (String key : headers.keySet()
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) {
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header.add(key, headers.get(key));
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}
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HttpEntity<String> httpEntity = new HttpEntity<String>(body, header);
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logger.debug("请求后端url" + url);
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ResponseEntity<String> responseEntity = null;
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try {
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responseEntity = restTemplate.exchange(url, method, httpEntity, String.class);
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} catch (HttpStatusCodeException e) { //这里spring 框架 在4XX 或 5XX 时抛出 HttpServerErrorException 异常,需要重新封装一下
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responseEntity = new ResponseEntity<String>(e.getResponseBodyAsString(), e.getStatusCode());
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} catch (Exception e) {
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responseEntity = new ResponseEntity<String>(e.getMessage(), HttpStatus.INTERNAL_SERVER_ERROR);
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} finally {
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logger.debug("api返回信息" + responseEntity);
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return responseEntity;
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}
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}
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public RestTemplate getRestTemplate() {
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return restTemplate;
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}
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public void setRestTemplate(RestTemplate restTemplate) {
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this.restTemplate = restTemplate;
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}
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}
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