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@@ -0,0 +1,216 @@
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+package com.java110.api.bmo;
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+
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+import com.alibaba.fastjson.JSONArray;
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+import com.alibaba.fastjson.JSONObject;
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+import com.java110.core.context.DataFlowContext;
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+import com.java110.core.factory.DataFlowFactory;
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+import com.java110.entity.center.AppService;
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+import com.java110.event.service.api.ServiceDataFlowEvent;
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+import com.java110.utils.constant.CommonConstant;
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+import com.java110.utils.constant.ServiceCodeConstant;
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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.web.client.HttpStatusCodeException;
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+import org.springframework.web.client.RestTemplate;
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+
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+import java.util.Map;
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+
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+public class ApiBaseBMO implements IApiBaseBMO{
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+
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+ protected static final int DEFAULT_ORDER = 1;
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+ //默认序列
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+ protected static final int DEFAULT_SEQ = 1;
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+
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+
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+ @Autowired
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+ private RestTemplate restTemplate;
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+
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+ @Autowired
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+ private RestTemplate restTemplateNoLoadBalanced;
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+
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+ /**
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+ * 调用下游服务
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+ *
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+ * @param event
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+ * @return
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+ */
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+ protected ResponseEntity<String> callService(ServiceDataFlowEvent event) {
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+
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+ DataFlowContext dataFlowContext = event.getDataFlowContext();
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+ AppService service = event.getAppService();
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+ return callService(dataFlowContext, service, dataFlowContext.getReqJson());
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+ }
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+
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+
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+ /**
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+ * 调用下游服务
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+ *
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+ * @param context
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+ * @param serviceCode 下游服务
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+ * @return
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+ */
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+ public ResponseEntity<String> callService(DataFlowContext context, String serviceCode,JSONArray businesses) {
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+ JSONObject paramInObj = restToCenterProtocol(businesses, context.getRequestCurrentHeaders());
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+ //将 rest header 信息传递到下层服务中去
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+ HttpHeaders header = new HttpHeaders();
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+ freshHttpHeader(header, context.getRequestCurrentHeaders());
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+
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+ ResponseEntity responseEntity = null;
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+ AppService appService = DataFlowFactory.getService(context.getAppId(), serviceCode);
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+ if (appService == null) {
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+ responseEntity = new ResponseEntity<String>("当前没有权限访问" + ServiceCodeConstant.SERVICE_CODE_QUERY_STORE_USERS, HttpStatus.UNAUTHORIZED);
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+ context.setResponseEntity(responseEntity);
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+ return responseEntity;
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+ }
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+ return callService(context, appService, paramInObj);
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+ }
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+
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+ /**
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+ * 调用下游服务
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+ *
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+ * @param context
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+ * @param appService 下游服务
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+ * @return
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+ */
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+ protected ResponseEntity<String> callService(DataFlowContext context, AppService appService, Map paramIn) {
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+
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+ context.getRequestCurrentHeaders().put(CommonConstant.HTTP_ORDER_TYPE_CD, "D");
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+
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+ ResponseEntity responseEntity = null;
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+ if (paramIn == null || paramIn.isEmpty()) {
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+ paramIn = context.getReqJson();
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+ }
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+
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+
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+ RestTemplate tmpRestTemplate = appService.getServiceCode().startsWith("out.") ? restTemplateNoLoadBalanced : restTemplate;
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+
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+ String serviceUrl = appService.getUrl();
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+ HttpEntity<String> httpEntity = null;
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+ HttpHeaders header = new HttpHeaders();
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+ for (String key : context.getRequestCurrentHeaders().keySet()) {
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+ if (CommonConstant.HTTP_SERVICE.toLowerCase().equals(key.toLowerCase())) {
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+ continue;
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+ }
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+ header.add(key, context.getRequestCurrentHeaders().get(key));
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+ }
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+ header.add(CommonConstant.HTTP_SERVICE.toLowerCase(), appService.getServiceCode());
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+ try {
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+ if (CommonConstant.HTTP_METHOD_GET.equals(appService.getMethod())) {
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+ serviceUrl += "?";
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+ for (Object key : paramIn.keySet()) {
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+ serviceUrl += (key + "=" + paramIn.get(key) + "&");
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+ }
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+
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+ if (serviceUrl.endsWith("&")) {
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+ serviceUrl = serviceUrl.substring(0, serviceUrl.lastIndexOf("&"));
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+ }
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+ httpEntity = new HttpEntity<String>("", header);
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+ responseEntity = tmpRestTemplate.exchange(serviceUrl, HttpMethod.GET, httpEntity, String.class);
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+ } else if (CommonConstant.HTTP_METHOD_PUT.equals(appService.getMethod())) {
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+ httpEntity = new HttpEntity<String>(JSONObject.toJSONString(paramIn), header);
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+ responseEntity = tmpRestTemplate.exchange(serviceUrl, HttpMethod.PUT, httpEntity, String.class);
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+ } else if (CommonConstant.HTTP_METHOD_DELETE.equals(appService.getMethod())) {
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+ httpEntity = new HttpEntity<String>(JSONObject.toJSONString(paramIn), header);
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+ responseEntity = tmpRestTemplate.exchange(serviceUrl, HttpMethod.DELETE, httpEntity, String.class);
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+ } else {
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+ httpEntity = new HttpEntity<String>(JSONObject.toJSONString(paramIn), header);
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+ responseEntity = tmpRestTemplate.exchange(serviceUrl, HttpMethod.POST, httpEntity, String.class);
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+ }
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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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+ }
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+ return responseEntity;
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+ }
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+
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+
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+ /**
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+ * 将rest 协议转为 订单协议
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+ *
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+ * @param businesses 多个业务
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+ * @param headers 订单头信息
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+ * @return
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+ */
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+ protected JSONObject restToCenterProtocol(JSONArray businesses, Map<String, String> headers) {
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+
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+ JSONObject centerProtocol = JSONObject.parseObject("{\"orders\":{},\"business\":[]}");
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+ freshOrderProtocol(centerProtocol.getJSONObject("orders"), headers);
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+ centerProtocol.put("business", businesses);
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+ return centerProtocol;
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+ }
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+
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+
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+ /**
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+ * 将rest 协议转为 订单协议
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+ *
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+ * @param business
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+ * @return
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+ */
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+ protected JSONObject restToCenterProtocol(JSONObject business, Map<String, String> headers) {
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+
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+ JSONObject centerProtocol = JSONObject.parseObject("{\"orders\":{},\"business\":[]}");
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+ freshOrderProtocol(centerProtocol.getJSONObject("orders"), headers);
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+ centerProtocol.getJSONArray("business").add(business);
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+ return centerProtocol;
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+ }
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+
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+
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+
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+ /**
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+ * 刷入order信息
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+ *
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+ * @param orders 订单信息
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+ * @param headers 头部信息
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+ */
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+ protected void freshOrderProtocol(JSONObject orders, Map<String, String> headers) {
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+ for (String key : headers.keySet()) {
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+
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+ if (CommonConstant.HTTP_APP_ID.equals(key)) {
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+ orders.put("appId", headers.get(key));
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+ }
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+ if (CommonConstant.HTTP_TRANSACTION_ID.equals(key)) {
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+ orders.put("transactionId", headers.get(key));
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+ }
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+ if (CommonConstant.HTTP_SIGN.equals(key)) {
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+ orders.put("sign", headers.get(key));
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+ }
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+
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+ if (CommonConstant.HTTP_REQ_TIME.equals(key)) {
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+ orders.put("requestTime", headers.get(key));
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+ }
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+ if (CommonConstant.HTTP_ORDER_TYPE_CD.equals(key)) {
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+ orders.put("orderTypeCd", headers.get(key));
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+ }
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+ if (CommonConstant.HTTP_USER_ID.equals(key)) {
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+ orders.put("userId", headers.get(key));
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+ }
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+ }
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+
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+ }
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+
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+ /**
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+ * 刷入order信息
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+ *
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+ * @param httpHeaders http 头信息
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+ * @param headers 头部信息
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+ */
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+ protected void freshHttpHeader(HttpHeaders httpHeaders, Map<String, String> headers) {
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+ for (String key : headers.keySet()) {
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+
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+ if (CommonConstant.HTTP_APP_ID.equals(key)) {
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+ httpHeaders.add("app_id", headers.get(key));
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+ }
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+ if (CommonConstant.HTTP_TRANSACTION_ID.equals(key)) {
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+ httpHeaders.add("transaction_id", headers.get(key));
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+ }
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+
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+ if (CommonConstant.HTTP_REQ_TIME.equals(key)) {
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+ httpHeaders.add("req_time", headers.get(key));
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+ }
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+
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+ if (CommonConstant.HTTP_USER_ID.equals(key)) {
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+ httpHeaders.add("user_id", headers.get(key));
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+ }
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+ }
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+
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+ }
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+}
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