it.unibz.inf.xmlssd.metadator.helpers.Exporter.java Source code

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/*
 * Copyright 2009 Martin Palma
 * 
 * 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.
 */
package it.unibz.inf.xmlssd.metadator.helpers;

import it.unibz.inf.xmlssd.metadator.sqlite.SQLiteManager;

import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;

import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;

/**
 * Simple class for exporting the files stored in the Database as
 * XML files.
 * @author Martin Palma <martin@palma.bz>
 *
 */
public class Exporter {

    File aFile;

    /**
     * Constructs a exporter object.
     * @param file
     */
    public Exporter(File file) {
        aFile = file;
    }

    /**
     * Export method which exports all the stored data as a XML document.
     * @throws IOException
     */
    public void export() throws IOException {
        OutputFormat format = OutputFormat.createPrettyPrint();
        XMLWriter writer = new XMLWriter(new FileWriter(aFile.getCanonicalPath()), format);

        SQLiteManager sqlite = new SQLiteManager();

        writer.write(sqlite.get());
        writer.close();
    }

    /**
     * Export method which exports the given string.
     * @param str
     */
    public void export(String str) throws IOException {
        FileOutputStream fStream = new FileOutputStream(aFile);
        fStream.write(str.getBytes());
        fStream.close();
    }

}