Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 1 | package org.onosproject.store.consistent.impl; |
| 2 | |
| 3 | import static com.google.common.base.Preconditions.checkArgument; |
| 4 | import static com.google.common.base.Preconditions.checkState; |
| 5 | |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 6 | import org.onosproject.core.ApplicationId; |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 7 | import org.onosproject.store.service.AsyncConsistentMap; |
| 8 | import org.onosproject.store.service.ConsistentMap; |
| 9 | import org.onosproject.store.service.ConsistentMapBuilder; |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 10 | import org.onosproject.store.service.MapEvent; |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 11 | import org.onosproject.store.service.Serializer; |
| 12 | |
| 13 | /** |
| 14 | * Default Consistent Map builder. |
| 15 | * |
| 16 | * @param <K> type for map key |
| 17 | * @param <V> type for map value |
| 18 | */ |
| 19 | public class DefaultConsistentMapBuilder<K, V> implements ConsistentMapBuilder<K, V> { |
| 20 | |
| 21 | private Serializer serializer; |
| 22 | private String name; |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 23 | private ApplicationId applicationId; |
| 24 | private boolean purgeOnUninstall = false; |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 25 | private boolean partitionsEnabled = true; |
Madan Jampani | 02b7fb8 | 2015-05-01 13:01:20 -0700 | [diff] [blame] | 26 | private boolean readOnly = false; |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 27 | private final DatabaseManager manager; |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 28 | |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 29 | public DefaultConsistentMapBuilder(DatabaseManager manager) { |
| 30 | this.manager = manager; |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 31 | } |
| 32 | |
| 33 | @Override |
| 34 | public ConsistentMapBuilder<K, V> withName(String name) { |
| 35 | checkArgument(name != null && !name.isEmpty()); |
| 36 | this.name = name; |
| 37 | return this; |
| 38 | } |
| 39 | |
| 40 | @Override |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 41 | public ConsistentMapBuilder<K, V> withApplicationId(ApplicationId id) { |
| 42 | checkArgument(id != null); |
| 43 | this.applicationId = id; |
| 44 | return this; |
| 45 | } |
| 46 | |
| 47 | @Override |
| 48 | public ConsistentMapBuilder<K, V> withPurgeOnUninstall() { |
| 49 | purgeOnUninstall = true; |
| 50 | return this; |
| 51 | } |
| 52 | |
| 53 | @Override |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 54 | public ConsistentMapBuilder<K, V> withSerializer(Serializer serializer) { |
| 55 | checkArgument(serializer != null); |
| 56 | this.serializer = serializer; |
| 57 | return this; |
| 58 | } |
| 59 | |
| 60 | @Override |
| 61 | public ConsistentMapBuilder<K, V> withPartitionsDisabled() { |
| 62 | partitionsEnabled = false; |
| 63 | return this; |
| 64 | } |
| 65 | |
Madan Jampani | 02b7fb8 | 2015-05-01 13:01:20 -0700 | [diff] [blame] | 66 | @Override |
| 67 | public ConsistentMapBuilder<K, V> withUpdatesDisabled() { |
| 68 | readOnly = true; |
| 69 | return this; |
| 70 | } |
| 71 | |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 72 | private void validateInputs() { |
| 73 | checkState(name != null, "name must be specified"); |
| 74 | checkState(serializer != null, "serializer must be specified"); |
| 75 | if (purgeOnUninstall) { |
| 76 | checkState(applicationId != null, "ApplicationId must be specified when purgeOnUninstall is enabled"); |
| 77 | } |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | @Override |
| 81 | public ConsistentMap<K, V> build() { |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 82 | return new DefaultConsistentMap<>(buildAndRegisterMap()); |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public AsyncConsistentMap<K, V> buildAsyncMap() { |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 87 | return buildAndRegisterMap(); |
| 88 | } |
| 89 | |
| 90 | private DefaultAsyncConsistentMap<K, V> buildAndRegisterMap() { |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 91 | validateInputs(); |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 92 | DefaultAsyncConsistentMap<K, V> asyncMap = new DefaultAsyncConsistentMap<>( |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 93 | name, |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 94 | applicationId, |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 95 | partitionsEnabled ? manager.partitionedDatabase : manager.inMemoryDatabase, |
Madan Jampani | 02b7fb8 | 2015-05-01 13:01:20 -0700 | [diff] [blame] | 96 | serializer, |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 97 | readOnly, |
Madan Jampani | e8af1cc | 2015-06-23 14:23:31 -0700 | [diff] [blame] | 98 | purgeOnUninstall, |
Madan Jampani | 50589ac | 2015-06-08 11:38:46 -0700 | [diff] [blame] | 99 | event -> manager.clusterCommunicator.<MapEvent<K, V>>broadcast(event, |
| 100 | DatabaseManager.mapUpdatesSubject(name), |
| 101 | serializer::encode)); |
Brian O'Connor | 24cf656 | 2015-06-11 18:42:30 -0700 | [diff] [blame] | 102 | return manager.registerMap(asyncMap); |
Madan Jampani | f1b8e17 | 2015-03-23 11:42:02 -0700 | [diff] [blame] | 103 | } |
| 104 | } |