sli/provider/src/main/java/org/openecomp/sdnc/sli/provider/DeleteNodeExecutor.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * openECOMP : SDN-C
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights
   6  *                                              reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.openecomp.sdnc.sli.provider;
  23
  24 import org.openecomp.sdnc.sli.SvcLogicContext;
  25 import org.openecomp.sdnc.sli.SvcLogicException;
  26 import org.openecomp.sdnc.sli.SvcLogicNode;
  27 import org.openecomp.sdnc.sli.SvcLogicResource;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 public class DeleteNodeExecutor extends SvcLogicNodeExecutor {
  32
  33         private static final Logger LOG = LoggerFactory
  34                         .getLogger(DeleteNodeExecutor.class);
  35         @Override
  36         public SvcLogicNode execute(SvcLogicServiceImpl svc, SvcLogicNode node,
  37                         SvcLogicContext ctx) throws SvcLogicException {
  38
  39                 String plugin = SvcLogicExpressionResolver.evaluate(
  40                                 node.getAttribute("plugin"), node, ctx);
  41                 String resourceType = SvcLogicExpressionResolver.evaluate(
  42                                 node.getAttribute("resource"), node, ctx);
  43                 String key = SvcLogicExpressionResolver.evaluateAsKey(
  44                                 node.getAttribute("key"), node, ctx);
  45
  46                 String outValue = "failure";
  47
  48                 if (LOG.isDebugEnabled()) {
  49                         LOG.debug("delete node encountered - looking for resource class "
  50                                         + plugin);
  51                 }
  52
  53
  54                 SvcLogicResource resourcePlugin = getSvcLogicResource(plugin);
  55                         if (resourcePlugin != null) {
  56
  57                                 try {
  58
  59                                         switch (resourcePlugin.delete(resourceType, key, ctx)) {
  60                                         case SUCCESS:
  61                                                 outValue = "success";
  62                                                 break;
  63                                         case NOT_FOUND:
  64                                                 outValue = "not-found";
  65                                                 break;
  66                                         case FAILURE:
  67                                         default:
  68                                                 outValue = "failure";
  69                                         }
  70                                 } catch (SvcLogicException e) {
  71                                         LOG.error("Caught exception from resource plugin", e);
  72                                         outValue = "failure";
  73                                 }
  74                         } else {
  75                                 LOG.warn("Could not find SvcLogicResource object for plugin "
  76                                                 + plugin);
  77                         }
  78
  79
  80                 SvcLogicNode nextNode = node.getOutcomeValue(outValue);
  81                 if (nextNode != null) {
  82                         if (LOG.isDebugEnabled()) {
  83                                 LOG.debug("about to execute " + outValue + " branch");
  84                         }
  85                         return (nextNode);
  86                 }
  87
  88                 nextNode = node.getOutcomeValue("Other");
  89                 if (nextNode != null) {
  90                         if (LOG.isDebugEnabled()) {
  91                                 LOG.debug("about to execute Other branch");
  92                         }
  93                 } else {
  94                         if (LOG.isDebugEnabled()) {
  95                                 LOG.debug("no "+outValue+" or Other branch found");
  96                         }
  97                 }
  98                 return (nextNode);
  99         }
 100
 101 }