diff options
Diffstat (limited to 'juju/juju-vnfmadapter/Juju-vnfmadapterService/service/src/main/java/org/openo/nfvo/jujuvnfmadapter/common/servicetoken/VnfmRestfulUtil.java')
| -rw-r--r-- | juju/juju-vnfmadapter/Juju-vnfmadapterService/service/src/main/java/org/openo/nfvo/jujuvnfmadapter/common/servicetoken/VnfmRestfulUtil.java | 401 |
1 files changed, 401 insertions, 0 deletions
diff --git a/juju/juju-vnfmadapter/Juju-vnfmadapterService/service/src/main/java/org/openo/nfvo/jujuvnfmadapter/common/servicetoken/VnfmRestfulUtil.java b/juju/juju-vnfmadapter/Juju-vnfmadapterService/service/src/main/java/org/openo/nfvo/jujuvnfmadapter/common/servicetoken/VnfmRestfulUtil.java new file mode 100644 index 0000000..3e3f793 --- /dev/null +++ b/juju/juju-vnfmadapter/Juju-vnfmadapterService/service/src/main/java/org/openo/nfvo/jujuvnfmadapter/common/servicetoken/VnfmRestfulUtil.java @@ -0,0 +1,401 @@ +/* + * Copyright 2016 Huawei Technologies Co., Ltd. + * + * 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 org.openo.nfvo.jujuvnfmadapter.common.servicetoken; + +import java.lang.invoke.MethodHandles; +import java.lang.invoke.MethodType; +import java.util.HashMap; +import java.util.Iterator; +import java.util.Map; + +import org.openo.baseservice.remoteservice.exception.ServiceException; +import org.openo.baseservice.roa.util.restclient.Restful; +import org.openo.baseservice.roa.util.restclient.RestfulAsyncCallback; +import org.openo.baseservice.roa.util.restclient.RestfulFactory; +import org.openo.baseservice.roa.util.restclient.RestfulOptions; +import org.openo.baseservice.roa.util.restclient.RestfulParametes; +import org.openo.baseservice.roa.util.restclient.RestfulResponse; +import org.openo.nfvo.jujuvnfmadapter.common.EntityUtils; +import org.openo.nfvo.jujuvnfmadapter.common.VnfmException; +import org.openo.nfvo.jujuvnfmadapter.service.constant.Constant; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import net.sf.json.JSONArray; +import net.sf.json.JSONObject; + +/** + * <br> + * <p> + * </p> + * + * @author + */ +public final class VnfmRestfulUtil { + + public static final String TYPE_GET = "get"; + + public static final String TYPE_ADD = "add"; + + public static final String TYPE_POST = "post"; + + public static final String TYPE_PUT = "put"; + + public static final String TYPE_DEL = "delete"; + + public static final int ERROR_STATUS_CODE = -1; + + private static final Logger LOG = LoggerFactory.getLogger(VnfmRestfulUtil.class); + + /** + * Constructor<br/> + * <p> + * </p> + * + */ + private VnfmRestfulUtil() { + // Default Constructor + } + + /** + * within our module, we support a default method to invoke + * + * @param path + * rest service url + * @param methodNames + * [post, delete, put, get, asyncPost, asyncDelete, asyncPut, + * asyncGet] + * @param bodyParam + * rest body msg + * @return + */ + @SuppressWarnings("unchecked") + public static RestfulResponse getRestResByDefault(String path, String methodNames, JSONObject bodyParam) { + RestfulParametes restParametes = new RestfulParametes(); + Map<String, String> headerMap = new HashMap<>(2); + headerMap.put(Constant.CONTENT_TYPE, Constant.APPLICATION); + restParametes.setHeaderMap(headerMap); + + if(Constant.GET.equals(methodNames) || Constant.DELETE.equals(methodNames)) { + if(null != bodyParam) { + Map<String, String> vnfParamsMap = new HashMap<>(Constant.DEFAULT_COLLECTION_SIZE); + if(path.contains("?")) { + String[] vnfUtlList = path.split("\\?"); + String[] vnfParams = vnfUtlList[1].split("&"); + int paramsSize = vnfParams.length; + + for(int i = 0; i < paramsSize; i++) { + vnfParamsMap.put(vnfParams[i].split("=")[0], vnfParams[i].split("=")[1]); + } + } + + String vnfParamKey = null; + Iterator<String> nameItr = bodyParam.keys(); + while(nameItr.hasNext()) { + vnfParamKey = nameItr.next(); + vnfParamsMap.put(vnfParamKey, bodyParam.get(vnfParamKey).toString()); + + } + LOG.warn("method is GET or DEL,and paramsMap = " + vnfParamsMap); + restParametes.setParamMap(vnfParamsMap); + } + } else { + restParametes.setRawData(bodyParam == null ? null : bodyParam.toString()); + } + return getRestRes(methodNames, path, restParametes); + } + + /** + * encapsulate the java reflect exception + * + * @param objects + * method param array + * @return + */ + private static boolean isAnyNull(Object... objects) { + for(int i = 0; i < objects.length; i++) { + if(objects[i] == null) { + return true; + } + } + return false; + + } + + private static Class<?>[] formArray(Object[] objects) { + Class<?>[] vnfclasses = new Class[objects.length]; + for(int i = 0; i < objects.length; i++) { + vnfclasses[i] = objects[i].getClass(); + } + return vnfclasses; + + } + + /** + * <br> + * + * @param methodName + * @param objects + * @return + */ + public static RestfulResponse getRestRes(String methodName, Object... objects) { + Restful rest = RestfulFactory.getRestInstance(RestfulFactory.PROTO_HTTP); + try { + if(isAnyNull(objects, rest)) { + return null; + } + + Class<?>[] vnfClasses = formArray(objects); + + if(methodName.startsWith("async")) { + vnfClasses[vnfClasses.length - 1] = RestfulAsyncCallback.class; + } + + Class<?> rtType = methodName.startsWith("async") ? void.class : RestfulResponse.class; + MethodType mt = MethodType.methodType(rtType, vnfClasses); + Object reuslt = MethodHandles.lookup().findVirtual(rest.getClass(), methodName, mt).bindTo(rest) + .invokeWithArguments(objects); + if(reuslt != null) { + return (RestfulResponse)reuslt; + } + LOG.warn("function=getRestRes, msg: invoke Restful async {} method which return type is Void.", methodName); + return null; + } catch(ReflectiveOperationException e) { + LOG.error("function=getRestRes, msg=error occurs, e={}.", e); + } catch(ServiceException e) { + + LOG.error("function=getRestRes, msg=ServiceException occurs, status={}", e.getHttpCode()); + LOG.error("function=getRestRes, msg=ServiceException occurs, reason={}.", e.getCause().getMessage()); + LOG.error("function=getRestRes, msg=ServiceException occurs, e={}.", e); + RestfulResponse response = new RestfulResponse(); + response.setStatus(e.getHttpCode()); + response.setResponseJson(e.getCause().getMessage()); + return response; + + } catch(Throwable e) {//NOSONAR + try { + throw (VnfmException)new VnfmException().initCause(e.getCause()); + } catch(VnfmException e1) { + LOG.error("function=getRestRes, msg=VnfmException occurs, e={},e1={}.", e1, e); + } + + } + return null; + } + + /** + * <br> + * + * @param path + * @param methodName + * @param paraJson + * @return + */ + public static JSONObject sendReqToApp(String path, String methodName, JSONObject paraJson) { + JSONObject retJson = new JSONObject(); + retJson.put(Constant.RETURN_CODE, Constant.REST_FAIL); + String abPath = null; + String vnfmId = null; + if(paraJson != null && paraJson.containsKey("vnfmInfo")) { + JSONObject vnfmObj = paraJson.getJSONObject("vnfmInfo"); + vnfmId = vnfmObj.getString("id"); + } else { + abPath = path; + } + LOG.warn("function=sendReqToApp, msg=url to send to app is: " + abPath); + + RestfulResponse restfulResponse = VnfmRestfulUtil.getRestResByDefault(path, methodName, paraJson); + if(restfulResponse == null || abPath == null) { + LOG.error("function=sendReqToApp, msg=data from app is null"); + retJson.put("data", "get null result"); + } else if(restfulResponse.getStatus() == Constant.HTTP_OK) { + JSONObject object = JSONObject.fromObject(restfulResponse.getResponseContent()); + if(!abPath.contains("vnfdmgr/v1")) { + LOG.warn("function=sendReqToApp, msg=result from app is: " + object.toString()); + } + if(object.getInt(Constant.RETURN_CODE) == Constant.REST_SUCCESS) { + retJson.put(Constant.RETURN_CODE, Constant.REST_SUCCESS); + retJson.put("data", withVnfmIdSuffix(vnfmId, object.get("data"))); + return retJson; + } else { + retJson.put(Constant.RETURN_CODE, Constant.REST_FAIL); + if(object.containsKey("msg")) { + retJson.put("data", object.getString("msg")); + return retJson; + } else { + return object; + } + } + } else { + LOG.error("function=sendReqToApp, msg=status from app is: " + restfulResponse.getStatus()); + LOG.error("function=sendReqToApp, msg=result from app is: " + restfulResponse.getResponseContent()); + retJson.put("data", "send to app get error status: " + restfulResponse.getStatus()); + } + return retJson; + } + + /** + * append suffix to result with vnfmId + * + * @param vnfmId + * @param dataJson + * @return + */ + private static Object withVnfmIdSuffix(String vnfmId, Object dataJson) { + Object result = new Object(); + if(vnfmId == null) { + return dataJson; + } + + if(dataJson instanceof JSONObject) { + JSONObject jsonObject = (JSONObject)dataJson; + jsonObject.put("vnfmId", vnfmId); + result = jsonObject; + } else if(dataJson instanceof JSONArray) { + JSONArray dataArray = (JSONArray)dataJson; + JSONArray resultArray = new JSONArray(); + + for(Object obj : dataArray) { + JSONObject jsonObject = JSONObject.fromObject(obj); + jsonObject.put("vnfmId", vnfmId); + resultArray.add(jsonObject); + } + result = resultArray; + } + return result; + } + /** + * + * Method to get Remote Response.<br/> + * + * @param paramsMap + * @param params + * @param domainTokens + * @param isHttps + * @return + * @since NFVO 0.5 + */ + public static RestfulResponse getRemoteResponse(Map<String, String> paramsMap, String params, String domainTokens) { + String path = paramsMap.get("path"); + String methodType = paramsMap.get(Constant.METHOD_TYPE); + String url = paramsMap.get("url"); + + RestfulResponse rsp = null; + Restful rest = RestfulFactory.getRestInstance(RestfulFactory.PROTO_HTTP); + try { + + RestfulOptions opt = new RestfulOptions(); + String[] strs = url.split("(http(s)?://)|:|/"); + + opt.setHost(strs[1]); + if(strs.length > 0){ + opt.setPort(Integer.parseInt(strs[2])); + }else{ + opt.setPort(80); + } + + for(int i=strs.length-1;i>=0;i--){ + if(i > 2){ + path = "/"+strs[i]+path; + } + } + LOG.info("restfull options:"+EntityUtils.toString(opt, RestfulOptions.class)); + RestfulParametes restfulParametes = new RestfulParametes(); + Map<String, String> headerMap = new HashMap<>(3); + headerMap.put(Constant.CONTENT_TYPE, Constant.APPLICATION); + headerMap.put(Constant.HEADER_AUTH_TOKEN, domainTokens); + restfulParametes.setHeaderMap(headerMap); + restfulParametes.setRawData(params); + + if(rest != null) { + if(TYPE_GET.equalsIgnoreCase(methodType)) { + rsp = rest.get(path, restfulParametes, opt); + } else if(TYPE_POST.equalsIgnoreCase(methodType)) { + rsp = rest.post(path, restfulParametes, opt); + } else if(TYPE_PUT.equalsIgnoreCase(methodType)) { + rsp = rest.put(path, restfulParametes, opt); + } else if(TYPE_DEL.equalsIgnoreCase(methodType)) { + rsp = rest.delete(path, restfulParametes, opt); + } + } + } catch(ServiceException e) { + LOG.error("function=getRemoteResponse, get restful response catch exception {}", e); + } + LOG.info("request :{},response:{}",params,EntityUtils.toString(rsp, RestfulResponse.class)); + return rsp; + } + + + /** + * read DEFAULT config + * <br/> + * + * @param url + * @param methodType + * @param params + * @return + * @since NFVO 0.5 + */ + public static RestfulResponse getRemoteResponse(String url, String methodType, String params) { + RestfulResponse rsp = null; + Restful rest = RestfulFactory.getRestInstance(RestfulFactory.PROTO_HTTP); + try { + + RestfulParametes restfulParametes = new RestfulParametes(); + Map<String, String> headerMap = new HashMap<>(3); + headerMap.put(Constant.CONTENT_TYPE, Constant.APPLICATION); + restfulParametes.setHeaderMap(headerMap); + if(params != null) { + restfulParametes.setRawData(params); + } + + if(rest != null) { + if(TYPE_GET.equalsIgnoreCase(methodType)) { + rsp = rest.get(url, restfulParametes); + } else if(TYPE_POST.equalsIgnoreCase(methodType)) { + rsp = rest.post(url, restfulParametes); + } else if(TYPE_PUT.equalsIgnoreCase(methodType)) { + rsp = rest.put(url, restfulParametes); + } else if(TYPE_DEL.equalsIgnoreCase(methodType)) { + rsp = rest.delete(url, restfulParametes); + } + } + } catch(ServiceException e) { + LOG.error("function=getRemoteResponse, get restful response catch exception {}", e); + } + return rsp; + } + + /** + * <br> + * + * @param url + * @param methodType + * @param path + * @param authMode + * @return Map<String, String> + */ + public static Map<String, String> generateParamsMap(String url, String methodType, String path, String authMode) { + Map<String, String> utilParamsMap = new HashMap<>(6); + utilParamsMap.put("url", url); + utilParamsMap.put(Constant.METHOD_TYPE, methodType); + utilParamsMap.put("path", path); + utilParamsMap.put("authMode", authMode); + return utilParamsMap; + } + +} |