src/main/java/com/c2kernel/entity/transfer/TransferSet.java


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package com.c2kernel.entity.transfer;

import java.io.File;
import java.util.ArrayList;

import com.c2kernel.lookup.ItemPath;
import com.c2kernel.process.Gateway;
import com.c2kernel.utils.FileStringUtility;
import com.c2kernel.utils.Logger;

/**************************************************************************
 *
 * $Revision: 1.5 $
 * $Date: 2005/04/26 06:48:13 $
 *
 * Copyright (C) 2003 CERN - European Organization for Nuclear Research
 * All rights reserved.
 **************************************************************************/

public class TransferSet {

    public ArrayList<TransferItem> items;

    public TransferSet() {
    }

    public TransferSet(ItemPath[] itemPaths) {
        items = new ArrayList<TransferItem>();
        for (ItemPath item : itemPaths) {
            try {
                items.add(new TransferItem(item));
            } catch (Exception ex) {
                Logger.error("Could not add item "+item);
                Logger.error(ex);
            }
        }
    }

    public void exportPackage(File dir) throws Exception {
        if (items==null || items.size() == 0)
            throw new Exception("Nothing to dump");
        FileStringUtility.createNewDir(dir.getAbsolutePath());
        for (TransferItem element : items) {
            try {
                element.exportItem(new File(dir, element.itemPath.getUUID().toString()), "/");
            } catch (Exception ex) {
                Logger.error("Error dumping item "+element.itemPath);
                Logger.error(ex);
            }
        }

        try {
            String self = Gateway.getMarshaller().marshall(this);
            FileStringUtility.string2File(new File(dir, "transferSet.xml"), self);
        } catch (Exception ex) {
            Logger.error("Error writing header file");
            Logger.error(ex);
        }
    }

    public void importPackage(File rootDir) {
        for (TransferItem element : items) {
            Logger.msg(5, "Importing "+element.itemPath);
            try {
                element.importItem(new File(rootDir, element.itemPath.getUUID().toString()));
            } catch (Exception ex) {
                Logger.error("Import of item "+element.itemPath+" failed. Rolling back");
                Logger.error(ex);
                Gateway.getStorage().abort(element);
            }
        }
    }
}