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DefaultSIPGeneration.java
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DefaultSIPGeneration.java
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/*
* Copyright 2017-2022 CNES - CENTRE NATIONAL d'ETUDES SPATIALES
*
* This file is part of REGARDS.
*
* REGARDS is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* REGARDS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with REGARDS. If not, see <http://www.gnu.org/licenses/>.
*/
package fr.cnes.regards.modules.acquisition.service.plugins;
import fr.cnes.regards.framework.module.rest.exception.ModuleException;
import fr.cnes.regards.framework.modules.plugins.annotations.Plugin;
import fr.cnes.regards.framework.utils.file.ChecksumUtils;
import fr.cnes.regards.modules.acquisition.domain.AcquisitionFile;
import fr.cnes.regards.modules.acquisition.domain.Product;
import fr.cnes.regards.modules.acquisition.domain.chain.AcquisitionProcessingChain;
import fr.cnes.regards.modules.acquisition.plugins.ISipGenerationPlugin;
import fr.cnes.regards.modules.ingest.dto.sip.SIP;
import fr.cnes.regards.modules.ingest.dto.sip.SIPBuilder;
import java.io.IOException;
import java.security.NoSuchAlgorithmException;
/**
* Default SIP generation
*
* @author Marc Sordi
*/
@Plugin(id = "DefaultSIPGeneration",
version = "1.0.0-SNAPSHOT",
description = "Generate SIP using product information",
author = "REGARDS Team",
contact = "regards@c-s.fr",
license = "GPLv3",
owner = "CSSI",
url = "https://github.com/RegardsOss")
public class DefaultSIPGeneration implements ISipGenerationPlugin {
@Override
public SIP generate(Product product) throws ModuleException {
// Init the builder
SIPBuilder sipBuilder = new SIPBuilder(product.getProductName());
// Fill SIP with product information
for (AcquisitionFile af : product.getActiveAcquisitionFiles()) {
String checksum;
try {
checksum = ChecksumUtils.computeHexChecksum(af.getFilePath(),
AcquisitionProcessingChain.CHECKSUM_ALGORITHM);
} catch (NoSuchAlgorithmException | IOException e) {
throw new ModuleException(String.format("Error calculating file checksum. Cause %s", e.getMessage()),
e);
}
sipBuilder.getContentInformationBuilder()
.setDataObject(af.getFileInfo().getDataType(),
af.getFilePath().toAbsolutePath(),
af.getFilePath().getFileName().toString(),
AcquisitionProcessingChain.CHECKSUM_ALGORITHM,
checksum,
af.getFilePath().toFile().length());
sipBuilder.getContentInformationBuilder().setSyntax(af.getFileInfo().getMimeType());
sipBuilder.addContentInformation();
}
// Add creation event
sipBuilder.addEvent("Product SIP generation");
return sipBuilder.build();
}
}