Thomas Vachuska | f9c8436 | 2015-04-15 11:20:45 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Laboratory |
Thomas Vachuska | f9c8436 | 2015-04-15 11:20:45 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onlab.stc; |
| 17 | |
| 18 | import com.google.common.base.MoreObjects; |
| 19 | import org.onlab.graph.AbstractEdge; |
| 20 | |
| 21 | import java.util.Objects; |
| 22 | |
| 23 | /** |
| 24 | * Representation of a dependency from one step on completion of another. |
| 25 | */ |
| 26 | public class Dependency extends AbstractEdge<Step> { |
| 27 | |
| 28 | private boolean isSoft; |
| 29 | |
| 30 | /** |
| 31 | * Creates a new edge between the specified source and destination vertexes. |
| 32 | * |
| 33 | * @param src source vertex |
| 34 | * @param dst destination vertex |
| 35 | * @param isSoft indicates whether this is a hard or soft dependency |
| 36 | */ |
| 37 | public Dependency(Step src, Step dst, boolean isSoft) { |
| 38 | super(src, dst); |
| 39 | this.isSoft = isSoft; |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Indicates whether this is a soft or hard dependency, i.e. one that |
| 44 | * requires successful completion of the dependency or just any completion. |
| 45 | * |
| 46 | * @return true if dependency is a soft one |
| 47 | */ |
| 48 | public boolean isSoft() { |
| 49 | return isSoft; |
| 50 | } |
| 51 | |
| 52 | @Override |
| 53 | public int hashCode() { |
| 54 | return 31 * super.hashCode() + Objects.hash(isSoft); |
| 55 | } |
| 56 | |
| 57 | @Override |
| 58 | public boolean equals(Object obj) { |
| 59 | if (this == obj) { |
| 60 | return true; |
| 61 | } |
| 62 | if (obj instanceof Dependency) { |
| 63 | final Dependency other = (Dependency) obj; |
| 64 | return super.equals(other) && Objects.equals(this.isSoft, other.isSoft); |
| 65 | } |
| 66 | return false; |
| 67 | } |
| 68 | |
| 69 | @Override |
| 70 | public String toString() { |
| 71 | return MoreObjects.toStringHelper(this) |
| 72 | .add("name", src().name()) |
| 73 | .add("requires", dst().name()) |
| 74 | .add("isSoft", isSoft) |
| 75 | .toString(); |
| 76 | } |
| 77 | } |