diff options
Diffstat (limited to 'src/main/java/org/onap/aai/sparky/synchronizer/task/RetrieveOperationResultFromDisk.java')
-rw-r--r-- | src/main/java/org/onap/aai/sparky/synchronizer/task/RetrieveOperationResultFromDisk.java | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/src/main/java/org/onap/aai/sparky/synchronizer/task/RetrieveOperationResultFromDisk.java b/src/main/java/org/onap/aai/sparky/synchronizer/task/RetrieveOperationResultFromDisk.java new file mode 100644 index 0000000..e92462a --- /dev/null +++ b/src/main/java/org/onap/aai/sparky/synchronizer/task/RetrieveOperationResultFromDisk.java @@ -0,0 +1,89 @@ +/** + * ============LICENSE_START======================================================= + * org.onap.aai + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. All rights reserved. + * Copyright © 2017 Amdocs + * ================================================================================ + * 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========================================================= + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + */ +package org.onap.aai.sparky.synchronizer.task; + +import java.io.File; +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.function.Supplier; + +import org.onap.aai.sparky.dal.rest.OperationResult; +import org.onap.aai.sparky.logging.AaiUiMsgs; +import org.onap.aai.cl.api.Logger; + +import com.fasterxml.jackson.databind.ObjectMapper; + +/** + * The Class RetrieveOperationResultFromDisk. + */ +public class RetrieveOperationResultFromDisk implements Supplier<OperationResult> { + + private String fullPath; + private ObjectMapper mapper; + private Logger logger; + + /** + * Instantiates a new retrieve operation result from disk. + * + * @param fullPath the full path + * @param mapper the mapper + * @param logger the logger + */ + public RetrieveOperationResultFromDisk(String fullPath, ObjectMapper mapper, Logger logger) { + + this.fullPath = fullPath; + this.mapper = mapper; + this.logger = logger; + } + + /* (non-Javadoc) + * @see java.util.function.Supplier#get() + */ + @Override + public OperationResult get() { + + try { + File file = new File(fullPath); + if (file.exists()) { + if (logger.isDebugEnabled()) { + logger.debug(AaiUiMsgs.WILL_RETRIEVE_TXN, fullPath); + } + + Path path = Paths.get(fullPath); + byte[] byteBuffer = Files.readAllBytes(path); + + OperationResult opResult = mapper.readValue(byteBuffer, OperationResult.class); + + return opResult; + } else { + logger.debug(AaiUiMsgs.FAILED_TO_RESTORE_TXN_FILE_MISSING, fullPath); + } + } catch (IOException exc) { + logger.error(AaiUiMsgs.DISK_CACHE_READ_IO_ERROR, exc.getLocalizedMessage()); + } + return null; + } + +} |