diff options
author | CNlucius <lukai1@huawei.com> | 2016-09-13 11:40:12 +0800 |
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committer | CNlucius <lukai1@huawei.com> | 2016-09-13 11:41:53 +0800 |
commit | b731e2f1dd0972409b136aebc7b463dd72c9cfad (patch) | |
tree | 5107d7d80c19ad8076c2c97c2b5ef8d1cf3ab903 /framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/core/impl/ConsistentIdBlockStore.java | |
parent | ee93993458266114c29271a481ef9ce7ce621b2a (diff) |
ONOSFW-171
O/S-SFC-ONOS scenario documentation
Change-Id: I51ae1cf736ea24ab6680f8edca1b2bf5dd598365
Signed-off-by: CNlucius <lukai1@huawei.com>
Diffstat (limited to 'framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/core/impl/ConsistentIdBlockStore.java')
-rw-r--r-- | framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/core/impl/ConsistentIdBlockStore.java | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/core/impl/ConsistentIdBlockStore.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/core/impl/ConsistentIdBlockStore.java deleted file mode 100644 index c6f48a44..00000000 --- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/core/impl/ConsistentIdBlockStore.java +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright 2015 Open Networking Laboratory - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package org.onosproject.store.core.impl; - -import com.google.common.collect.Maps; - -import org.apache.felix.scr.annotations.Activate; -import org.apache.felix.scr.annotations.Component; -import org.apache.felix.scr.annotations.Deactivate; -import org.apache.felix.scr.annotations.Reference; -import org.apache.felix.scr.annotations.ReferenceCardinality; -import org.apache.felix.scr.annotations.Service; -import org.onlab.util.Tools; -import org.onosproject.core.IdBlock; -import org.onosproject.core.IdBlockStore; -import org.onosproject.store.service.AtomicCounter; -import org.onosproject.store.service.StorageException; -import org.onosproject.store.service.StorageService; -import org.slf4j.Logger; - -import java.util.Map; - -import static org.slf4j.LoggerFactory.getLogger; - -/** - * Implementation of {@code IdBlockStore} using {@code AtomicCounter}. - */ -@Component(immediate = true, enabled = true) -@Service -public class ConsistentIdBlockStore implements IdBlockStore { - - private static final int MAX_TRIES = 5; - private static final int RETRY_DELAY_MS = 2_000; - - private final Logger log = getLogger(getClass()); - private final Map<String, AtomicCounter> topicCounters = Maps.newConcurrentMap(); - - private static final long DEFAULT_BLOCK_SIZE = 0x100000L; - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected StorageService storageService; - - @Activate - public void activate() { - log.info("Started"); - } - - @Deactivate - public void deactivate() { - log.info("Stopped"); - } - - @Override - public IdBlock getIdBlock(String topic) { - AtomicCounter counter = topicCounters - .computeIfAbsent(topic, - name -> storageService.atomicCounterBuilder() - .withName(name) - .build()); - Long blockBase = Tools.retryable(counter::getAndAdd, - StorageException.class, - MAX_TRIES, - RETRY_DELAY_MS).apply(DEFAULT_BLOCK_SIZE); - return new IdBlock(blockBase, DEFAULT_BLOCK_SIZE); - } -} |