Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 1 | package org.onosproject.store.service; |
| 2 | |
| 3 | import java.util.Objects; |
| 4 | |
| 5 | import com.google.common.base.MoreObjects; |
| 6 | |
| 7 | /** |
| 8 | * Representation of a DistributedSet update notification. |
| 9 | * |
| 10 | * @param <E> element type |
| 11 | */ |
| 12 | public class SetEvent<E> { |
| 13 | |
| 14 | /** |
| 15 | * SetEvent type. |
| 16 | */ |
| 17 | public enum Type { |
| 18 | /** |
| 19 | * Entry added to the set. |
| 20 | */ |
| 21 | ADD, |
| 22 | |
| 23 | /** |
| 24 | * Entry removed from the set. |
| 25 | */ |
| 26 | REMOVE |
| 27 | } |
| 28 | |
| 29 | private final String name; |
| 30 | private final Type type; |
| 31 | private final E entry; |
| 32 | |
| 33 | /** |
| 34 | * Creates a new event object. |
| 35 | * |
| 36 | * @param name set name |
| 37 | * @param type the type of the event |
| 38 | * @param entry the entry the event concerns |
| 39 | */ |
| 40 | public SetEvent(String name, Type type, E entry) { |
| 41 | this.name = name; |
| 42 | this.type = type; |
| 43 | this.entry = entry; |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * Returns the set name. |
| 48 | * |
| 49 | * @return name of set |
| 50 | */ |
| 51 | public String name() { |
| 52 | return name; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Returns the type of the event. |
| 57 | * |
| 58 | * @return the type of the event |
| 59 | */ |
| 60 | public Type type() { |
| 61 | return type; |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Returns the entry this event concerns. |
| 66 | * |
| 67 | * @return the entry |
| 68 | */ |
| 69 | public E entry() { |
| 70 | return entry; |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public boolean equals(Object o) { |
| 75 | if (!(o instanceof SetEvent)) { |
| 76 | return false; |
| 77 | } |
| 78 | |
| 79 | SetEvent<E> that = (SetEvent) o; |
| 80 | return Objects.equals(this.name, that.name) && |
| 81 | Objects.equals(this.type, that.type) && |
| 82 | Objects.equals(this.entry, that.entry); |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public int hashCode() { |
| 87 | return Objects.hash(name, type, entry); |
| 88 | } |
| 89 | |
| 90 | @Override |
| 91 | public String toString() { |
| 92 | return MoreObjects.toStringHelper(getClass()) |
| 93 | .add("name", name) |
| 94 | .add("type", type) |
| 95 | .add("entry", entry) |
| 96 | .toString(); |
| 97 | } |
| 98 | } |