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36 changes: 36 additions & 0 deletions
36
mica-nats/src/main/java/net/dreamlu/mica/nats/config/NatsCustomizer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| * Copyright (c) 2019-2029, Dreamlu 卢春梦 ([email protected] & www.dreamlu.net). | ||
| * <p> | ||
| * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0; | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * <p> | ||
| * http://www.gnu.org/licenses/lgpl.html | ||
| * <p> | ||
| * 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 net.dreamlu.mica.nats.config; | ||
|
|
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| import io.nats.client.Options; | ||
|
|
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| /** | ||
| * nats Options Builder 自定义配置 | ||
| * | ||
| * @author L.cm | ||
| */ | ||
| @FunctionalInterface | ||
| public interface NatsCustomizer { | ||
|
|
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| /** | ||
| * Customize the Options Builder. | ||
| * | ||
| * @param builder the Options Builder to customize | ||
| */ | ||
| void customize(Options.Builder builder); | ||
|
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| } |
92 changes: 92 additions & 0 deletions
92
mica-nats/src/main/java/net/dreamlu/mica/nats/config/NatsStreamConfiguration.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| /* | ||
| * Copyright (c) 2019-2029, Dreamlu 卢春梦 ([email protected] & www.dreamlu.net). | ||
| * <p> | ||
| * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0; | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * <p> | ||
| * http://www.gnu.org/licenses/lgpl.html | ||
| * <p> | ||
| * 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. | ||
| */ | ||
|
|
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| package net.dreamlu.mica.nats.config; | ||
|
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| import io.nats.client.*; | ||
| import io.nats.client.api.StreamConfiguration; | ||
| import io.nats.client.api.StreamInfo; | ||
| import io.nats.client.support.JsonUtils; | ||
| import lombok.extern.slf4j.Slf4j; | ||
| import net.dreamlu.mica.nats.core.NatsStreamListenerDetector; | ||
| import org.springframework.beans.factory.ObjectProvider; | ||
| import org.springframework.boot.autoconfigure.AutoConfiguration; | ||
| import org.springframework.boot.autoconfigure.condition.ConditionalOnClass; | ||
| import org.springframework.context.annotation.Bean; | ||
|
|
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| import java.io.IOException; | ||
|
|
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| /** | ||
| * nats 配置 | ||
| * | ||
| * @author L.cm | ||
| */ | ||
| @Slf4j | ||
| @AutoConfiguration(after = NatsConfiguration.class) | ||
| @ConditionalOnClass(Options.class) | ||
| public class NatsStreamConfiguration { | ||
|
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| @Bean | ||
| public JetStream natsJetStream(Connection natsConnection, | ||
| NatsStreamProperties properties, | ||
| ObjectProvider<NatsStreamCustomizer> natsStreamCustomizerObjectProvider) | ||
| throws IOException, JetStreamApiException { | ||
| StreamConfiguration.Builder streamConfigurationBuilder = StreamConfiguration.builder() | ||
| .name(properties.getName()) | ||
| .description(properties.getDescription()) | ||
| .subjects(properties.getSubjects()) | ||
| .retentionPolicy(properties.getRetentionPolicy()) | ||
| .maxConsumers(properties.getMaxConsumers()) | ||
| .maxMessages(properties.getMaxMsgs()) | ||
| .maxMessagesPerSubject(properties.getMaxMsgsPerSubject()) | ||
| .maxBytes(properties.getMaxBytes()) | ||
| .maxAge(properties.getMaxAge()) | ||
| .maxMsgSize(properties.getMaxMsgSize()) | ||
| .storageType(properties.getStorageType()) | ||
| .replicas(properties.getReplicas()) | ||
| .noAck(properties.isNoAck()) | ||
| .templateOwner(properties.getTemplateOwner()) | ||
| .discardPolicy(properties.getDiscardPolicy()) | ||
| .discardNewPerSubject(properties.isDiscardNewPerSubject()) | ||
| .duplicateWindow(properties.getDuplicateWindow()) | ||
| .allowRollup(properties.isAllowRollup()) | ||
| .allowDirect(properties.isAllowDirect()) | ||
| .denyDelete(properties.isDenyDelete()) | ||
| .denyPurge(properties.isDenyPurge()) | ||
| .metadata(properties.getMetadata()); | ||
| // 是否已封存 | ||
| if (properties.isSealed()) { | ||
| streamConfigurationBuilder.seal(); | ||
| } | ||
| // 用户自定义配置 | ||
| natsStreamCustomizerObjectProvider.orderedStream().forEach(natsOptionsCustomizer -> natsOptionsCustomizer.customize(streamConfigurationBuilder)); | ||
| // stream 配置 | ||
| StreamConfiguration streamConfiguration = streamConfigurationBuilder.build(); | ||
| // stream 流管理器 | ||
| JetStreamManagement jsm = natsConnection.jetStreamManagement(); | ||
| StreamInfo streamInfo = jsm.addStream(streamConfiguration); | ||
| // 打印 stream 信息 | ||
| log.info(JsonUtils.getFormatted(streamInfo)); | ||
| return natsConnection.jetStream(); | ||
| } | ||
|
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| @Bean | ||
| public NatsStreamListenerDetector natsStreamListenerDetector(Connection natsConnection, | ||
| JetStream natsJetStream) { | ||
| return new NatsStreamListenerDetector(natsConnection, natsJetStream); | ||
| } | ||
|
|
||
| } |
36 changes: 36 additions & 0 deletions
36
mica-nats/src/main/java/net/dreamlu/mica/nats/config/NatsStreamCustomizer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| * Copyright (c) 2019-2029, Dreamlu 卢春梦 ([email protected] & www.dreamlu.net). | ||
| * <p> | ||
| * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0; | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * <p> | ||
| * http://www.gnu.org/licenses/lgpl.html | ||
| * <p> | ||
| * 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 net.dreamlu.mica.nats.config; | ||
|
|
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| import io.nats.client.api.StreamConfiguration; | ||
|
|
||
| /** | ||
| * nats stream StreamConfiguration 自定义配置 | ||
| * | ||
| * @author L.cm | ||
| */ | ||
| @FunctionalInterface | ||
| public interface NatsStreamCustomizer { | ||
|
|
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| /** | ||
| * Customize the StreamConfiguration. | ||
| * | ||
| * @param builder the StreamConfiguration Builder configuration to customize | ||
| */ | ||
| void customize(StreamConfiguration.Builder builder); | ||
|
|
||
| } |
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