diff options
Diffstat (limited to 'pnfsimulator/src/main/java/org/onap/pnfsimulator/template/FsToDbTemplateSynchronizer.java')
-rw-r--r-- | pnfsimulator/src/main/java/org/onap/pnfsimulator/template/FsToDbTemplateSynchronizer.java | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/pnfsimulator/src/main/java/org/onap/pnfsimulator/template/FsToDbTemplateSynchronizer.java b/pnfsimulator/src/main/java/org/onap/pnfsimulator/template/FsToDbTemplateSynchronizer.java new file mode 100644 index 0000000..881585b --- /dev/null +++ b/pnfsimulator/src/main/java/org/onap/pnfsimulator/template/FsToDbTemplateSynchronizer.java @@ -0,0 +1,74 @@ +/*- + * ============LICENSE_START======================================================= + * Simulator + * ================================================================================ + * Copyright (C) 2019 Nokia. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.pnfsimulator.template; + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.stream.Stream; + +import org.bson.json.JsonParseException; +import org.onap.pnfsimulator.db.Storage; +import org.onap.pnfsimulator.filesystem.WatcherEventProcessor; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Service; + +@Service +public class FsToDbTemplateSynchronizer { + + private static final String CANNOT_SYNC = "Cannot synchronize templates. Check whether the proper folder exists."; + private static final Logger LOGGER = LoggerFactory.getLogger(FsToDbTemplateSynchronizer.class); + + private final String templatesDir; + private final Storage<Template> storage; + + @Autowired + public FsToDbTemplateSynchronizer(@Value("${templates.dir}") String templatesDir, + Storage<Template> storage) { + this.templatesDir = templatesDir; + this.storage = storage; + } + + public void synchronize() { + try { + processTemplatesFolder(); + } catch (IOException e) { + LOGGER.error(CANNOT_SYNC, e); + } + } + + private void processTemplatesFolder() throws IOException { + try (Stream<Path> walk = Files.walk(Paths.get(templatesDir))) { + walk.filter(Files::isRegularFile).forEach(path -> { + try { + WatcherEventProcessor.MODIFIED.processEvent(path, storage); + } catch (IOException | JsonParseException e) { + LOGGER + .error("Cannot synchronize template: " + path.getFileName().toString(), e); + } + }); + } + } +} |