nemo-impl/src/main/java/org/opendaylight/nemo/user/vnspacemanager/instancecheck/OperationInstanceCheck.java

   1 /*\r
   2  * Copyright (c) 2015 Huawei, Inc. and others. All rights reserved.\r
   3  *\r
   4  * This program and the accompanying materials are made available under the\r
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html\r
   7  */\r
   8 package org.opendaylight.nemo.user.vnspacemanager.instancecheck;\r
   9 \r
  10 import org.opendaylight.nemo.user.tenantmanager.TenantManage;\r
  11 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.common.rev151010.UserId;\r
  12 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.intent.rev151010.user.intent.Objects;\r
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.intent.rev151010.user.intent.objects.Connection;\r
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.intent.rev151010.user.intent.objects.Flow;\r
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.intent.rev151010.user.intent.objects.Node;\r
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.intent.rev151010.user.intent.operations.Operation;\r
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nemo.intent.rev151010.users.User;\r
  18 \r
  19 import java.util.List;\r
  20 \r
  21 /**\r
  22  * Created by z00293636 on 2015/9/10.\r
  23  */\r
  24 public class OperationInstanceCheck {\r
  25     private TenantManage tenantManage;\r
  26 \r
  27     public OperationInstanceCheck(TenantManage tenantManage)\r
  28     {\r
  29         this.tenantManage = tenantManage;\r
  30     }\r
  31 \r
  32     public String checkOperationInstance(UserId userId, Operation operation)\r
  33     {\r
  34         String errorInfo = null;\r
  35 \r
  36         tenantManage.fetchVNSpace(userId);\r
  37 \r
  38         User user = tenantManage.getUser();\r
  39         if (user != null)\r
  40         {\r
  41             if (operation.getTargetObject() != null && user.getObjects() == null)\r
  42             {\r
  43                 errorInfo = "There are no objects in data store.";\r
  44             }\r
  45             if (operation.getTargetObject() != null && user.getObjects() != null)\r
  46             {\r
  47                 Objects objects = user.getObjects();\r
  48                 Boolean targetExist = false;\r
  49 \r
  50                if (objects.getNode() != null )\r
  51                {\r
  52                    List<Node> nodeList = objects.getNode();\r
  53                    for (Node node:nodeList)\r
  54                    {\r
  55                        if (node.getNodeId().getValue().equals(operation.getTargetObject().getValue()))\r
  56                        {\r
  57                            targetExist = true;\r
  58                            break;\r
  59                        }\r
  60                    }\r
  61                }\r
  62                 if (objects.getConnection() != null)\r
  63                 {\r
  64                     List<Connection> connectionList = objects.getConnection();\r
  65                     for (Connection connection : connectionList)\r
  66                     {\r
  67                         if (connection.getConnectionId().getValue().equals(operation.getTargetObject().getValue()))\r
  68                         {\r
  69                             targetExist = true;\r
  70                             break;\r
  71                         }\r
  72                     }\r
  73                 }\r
  74                 if (objects.getFlow() != null)\r
  75                 {\r
  76                     List<Flow> flowList = objects.getFlow();\r
  77                     for (Flow flow : flowList)\r
  78                     {\r
  79                         if (flow.getFlowId().getValue().equals(operation.getTargetObject().getValue()))\r
  80                         {\r
  81                             targetExist = true;\r
  82                             break;\r
  83                         }\r
  84                     }\r
  85                 }\r
  86                 if (!targetExist)\r
  87                 {\r
  88                     errorInfo ="The target object is not included in vn space.";\r
  89                 }\r
  90             }\r
  91             else\r
  92             {\r
  93                 if (user.getOperations() != null)\r
  94                 {\r
  95                     if (user.getOperations().getOperation() != null)\r
  96                     {\r
  97                         List<Operation> operationList = tenantManage.getUser().getOperations().getOperation();\r
  98                         for (Operation operation1 : operationList)\r
  99                         {\r
 100                             if (operation1.getOperationId().equals(operation.getOperationId()))\r
 101                             {\r
 102                                 if (!operation1.getOperationName().equals(operation.getOperationName()))\r
 103                                 {\r
 104                                     errorInfo = "The operation name should not be changed.";\r
 105                                     break;\r
 106                                 }\r
 107                             }\r
 108                         }\r
 109                     }\r
 110                 }\r
 111             }\r
 112         }\r
 113         else\r
 114         {\r
 115             if (operation.getTargetObject() != null)\r
 116             {\r
 117                 errorInfo = "There are no objects in data store.";\r
 118             }\r
 119         }\r
 120         return errorInfo;\r
 121     }\r
 122 }\r