1 /*
   2  * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.scenario.effect.compiler.model;
  27 
  28 import java.util.Collections;
  29 import java.util.List;
  30 
  31 /**
  32  */
  33 public class Function {
  34 
  35     private final String name;
  36     private final Type returnType;
  37     private final List<Param> params;
  38 
  39     Function(String name, Type returnType, List<Param> params) {
  40         this.name = name;
  41         this.returnType = returnType;
  42         if (params != null) {
  43             this.params = params;
  44         } else {
  45             this.params = Collections.emptyList();
  46         }
  47     }
  48 
  49     public String getName() {
  50         return name;
  51     }
  52 
  53     public Type getReturnType() {
  54         return returnType;
  55     }
  56 
  57     public List<Param> getParams() {
  58         return params;
  59     }
  60 
  61     @Override
  62     public boolean equals(Object obj) {
  63         if (obj == null) {
  64             return false;
  65         }
  66         if (getClass() != obj.getClass()) {
  67             return false;
  68         }
  69         final Function other = (Function) obj;
  70         if (this.name != other.name && (this.name == null || !this.name.equals(other.name))) {
  71             return false;
  72         }
  73         if (this.returnType != other.returnType) {
  74             return false;
  75         }
  76         if (this.params != other.params && (this.params == null || !this.params.equals(other.params))) {
  77             return false;
  78         }
  79         return true;
  80     }
  81 
  82     @Override
  83     public int hashCode() {
  84         int hash = 7;
  85         hash = 71 * hash + (this.name != null ? this.name.hashCode() : 0);
  86         hash = 71 * hash + (this.returnType != null ? this.returnType.hashCode() : 0);
  87         hash = 71 * hash + (this.params != null ? this.params.hashCode() : 0);
  88         return hash;
  89     }
  90 }