bundles/org.simantics.project/src/org/simantics/project/features/registry/InjectedDependency.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2012 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.project.features.registry;\r
  13 \r
  14 /**\r
  15  * @author Tuukka Lehtonen\r
  16  */\r
  17 public class InjectedDependency {\r
  18 \r
  19         public final ProjectFeatureReference from;\r
  20         public final ProjectFeatureReference to;\r
  21 \r
  22         public InjectedDependency(ProjectFeatureReference from, ProjectFeatureReference to) {\r
  23                 if (from == null)\r
  24                         throw new NullPointerException("null from reference");\r
  25                 if (to == null)\r
  26                         throw new NullPointerException("null to reference");\r
  27                 this.from = from;\r
  28                 this.to = to;\r
  29         }\r
  30 \r
  31         @Override\r
  32         public String toString() {\r
  33                 return from + " -> " + to;\r
  34         }\r
  35 \r
  36         @Override\r
  37         public int hashCode() {\r
  38                 final int prime = 31;\r
  39                 int result = 1;\r
  40                 result = prime * result + from.hashCode();\r
  41                 result = prime * result + to.hashCode();\r
  42                 return result;\r
  43         }\r
  44 \r
  45         @Override\r
  46         public boolean equals(Object obj) {\r
  47                 if (this == obj)\r
  48                         return true;\r
  49                 if (obj == null)\r
  50                         return false;\r
  51                 if (getClass() != obj.getClass())\r
  52                         return false;\r
  53                 InjectedDependency other = (InjectedDependency) obj;\r
  54                 return from.equals(other.from) && to.equals(other.to);\r
  55         }\r
  56 \r
  57 }\r