ImageDeletingWriter.java example

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/*
 * This is eMonocot, a global online biodiversity information resource.
 *
 * Copyright © 2011–2015 The Board of Trustees of the Royal Botanic Gardens, Kew and The University of Oxford
 *
 * eMonocot is free software: you can redistribute it and/or modify it under the terms of the
 * GNU Affero General Public License as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 *
 * eMonocot 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 Affero General Public License for more details.
 *
 * The complete text of the GNU Affero General Public License is in the source repository as the file
 * ‘COPYING’.  It is also available from <http://www.gnu.org/licenses/>.
 */
package org.emonocot.harvest.media;

import java.io.File;
import java.util.List;

import org.springframework.batch.item.ItemWriter;

public class ImageDeletingWriter implements ItemWriter<String> {

	private String imageDirectory;

	public void setImageDirectory(String imageDirectory) {
		this.imageDirectory = imageDirectory;
	}

	@Override
	public void write(List<? extends String> items) throws Exception {
		for(String name : items) {
			String imageFileName = imageDirectory + File.separatorChar  + name;
			File file = new File(imageFileName);
			if(file.exists()) {
				file.delete();
			}
		}
	}
}