authz-gw/src/main/java/org/onap/aaf/authz/gw/api/API_Find.java

   1 /*******************************************************************************\r
   2  * ============LICENSE_START====================================================\r
   3  * * org.onap.aaf\r
   4  * * ===========================================================================\r
   5  * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
   6  * * ===========================================================================\r
   7  * * Licensed under the Apache License, Version 2.0 (the "License");\r
   8  * * you may not use this file except in compliance with the License.\r
   9  * * You may obtain a copy of the License at\r
  10  * * \r
  11  *  *      http://www.apache.org/licenses/LICENSE-2.0\r
  12  * * \r
  13  *  * Unless required by applicable law or agreed to in writing, software\r
  14  * * distributed under the License is distributed on an "AS IS" BASIS,\r
  15  * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16  * * See the License for the specific language governing permissions and\r
  17  * * limitations under the License.\r
  18  * * ============LICENSE_END====================================================\r
  19  * *\r
  20  * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
  21  * *\r
  22  ******************************************************************************/\r
  23 package org.onap.aaf.authz.gw.api;\r
  24 \r
  25 import java.net.URI;\r
  26 \r
  27 import javax.servlet.http.HttpServletRequest;\r
  28 import javax.servlet.http.HttpServletResponse;\r
  29 \r
  30 import org.onap.aaf.authz.env.AuthzTrans;\r
  31 import org.onap.aaf.authz.gw.GwAPI;\r
  32 import org.onap.aaf.authz.gw.GwCode;\r
  33 import org.onap.aaf.authz.gw.facade.GwFacade;\r
  34 import org.onap.aaf.authz.gw.mapper.Mapper.API;\r
  35 import org.onap.aaf.authz.layer.Result;\r
  36 import org.onap.aaf.cssa.rserv.HttpMethods;\r
  37 \r
  38 import org.onap.aaf.cadi.Locator;\r
  39 import org.onap.aaf.cadi.Locator.Item;\r
  40 import org.onap.aaf.cadi.LocatorException;\r
  41 import org.onap.aaf.cadi.dme2.DME2Locator;\r
  42 \r
  43 /**\r
  44  * API Apis.. using Redirect for mechanism\r
  45  * \r
  46  *\r
  47  */\r
  48 public class API_Find {\r
  49         /**\r
  50          * Normal Init level APIs\r
  51          * \r
  52          * @param gwAPI\r
  53          * @param facade\r
  54          * @throws Exception\r
  55          */\r
  56         public static void init(final GwAPI gwAPI, GwFacade facade) throws Exception {\r
  57                 ////////\r
  58                 // Overall APIs\r
  59                 ///////\r
  60                 gwAPI.route(HttpMethods.GET,"/dme2/:service/:version/:envContext/:routeOffer/:path*",API.VOID,new GwCode(facade,"Document API", true) {\r
  61                         @Override\r
  62                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {\r
  63                                 //TODO cache this...\r
  64                                 try {\r
  65                                         Locator loc = new DME2Locator(gwAPI.env, gwAPI.dme2Man, \r
  66                                                 pathParam(req,":service"),\r
  67                                                 pathParam(req,":version"),\r
  68                                                 pathParam(req,":envContext"),\r
  69                                                 pathParam(req,":routeOffer")\r
  70                                                 );\r
  71                                         if(loc.hasItems()) {\r
  72                                                 Item item = loc.best();\r
  73                                                 URI uri = (URI) loc.get(item);\r
  74                                                 String redirectURL = uri.toString() + '/' + pathParam(req,":path");\r
  75                                                 trans.warn().log("Redirect to",redirectURL);\r
  76                                                 resp.sendRedirect(redirectURL);\r
  77                                         } else {\r
  78                                                 context.error(trans, resp, Result.err(Result.ERR_NotFound,"%s is not valid",req.getPathInfo()));\r
  79                                         }\r
  80                                 } catch (LocatorException e) {\r
  81                                         context.error(trans, resp, Result.err(Result.ERR_NotFound,"No DME2 Endpoints found for %s",req.getPathInfo()));\r
  82                                 }\r
  83                         }\r
  84                 });\r
  85 \r
  86         }\r
  87 }\r