CopyFileJob.java

package eu.europeana.cloud.swiftmigrate.multitread;

import eu.europeana.cloud.service.mcs.exception.FileAlreadyExistsException;
import eu.europeana.cloud.service.mcs.exception.FileNotExistsException;
import eu.europeana.cloud.swiftmigrate.SwiftMigrationDAO;
import eu.europeana.cloud.swiftmigrate.SwiftMigrator;
import java.util.concurrent.Callable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Job Copy single file from one container to another.
 */
public class CopyFileJob implements Callable<String> {

    public final static Logger logger = LoggerFactory.getLogger(CopyFileJob.class);

    final private String oldFileName;
    final private SwiftMigrationDAO dao;
    final private SwiftMigrator swiftMigrator;


    public CopyFileJob(String oldFileName, SwiftMigrationDAO dao, SwiftMigrator swiftMigrator) {
        this.oldFileName = oldFileName;
        this.dao = dao;
        this.swiftMigrator = swiftMigrator;
    }


    public String changeFile() {
        try {
            final String newFileName = swiftMigrator.nameConversion(oldFileName);
            if (newFileName != null) {
                dao.copyFile(oldFileName, newFileName);
                logger.info("copy file " + oldFileName + " => " + newFileName);
            }
            return "ok";
        } catch (FileNotExistsException | FileAlreadyExistsException ex) {

            logger.error("Problem with copy file:", ex);
        }
        return "failure";
    }


    @Override
    public String call() {
        return changeFile();
    }

}