/*
 *  RapidMiner
 *
 *  Copyright (C) 2001-2011 by Rapid-I and the contributors
 *
 *  Complete list of developers available at our web site:
 *
 *       http://rapid-i.com
 *
 *  This program 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.
 *
 *  This program 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.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see http://www.gnu.org/licenses/.
 */
package com.rapidminer.repository.resource;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import com.rapidminer.repository.ProcessEntry;
import com.rapidminer.repository.RepositoryException;
import com.rapidminer.tools.Tools;

/**
 * 
 * @author Simon Fischer
 *
 */
public class ResourceProcessEntry extends ResourceDataEntry implements ProcessEntry {

	protected ResourceProcessEntry(ResourceFolder parent, String name, String resource, ResourceRepository repository) {
		super(parent, name, resource, repository);
	}

	@Override
	public String retrieveXML() throws RepositoryException {
		InputStream in = ResourceProcessEntry.class.getResourceAsStream(getResource()+".rmp");
		if (in == null) {
			throw new RepositoryException("Missing resource: "+getResource()+".rmp");
		}
		try {
			return Tools.readTextFile(new InputStreamReader(in));
		} catch (IOException e) {
			throw new RepositoryException("IO error reading "+getResource()+": "+e.getMessage());
		} finally {
			try {
				in.close();
			} catch (IOException e) { }
		}

	}

	@Override
	public void storeXML(String xml) throws RepositoryException {
		throw new RepositoryException("Repository is read only.");
	}

	@Override
	public String getDescription() {
		return null;
	}

	@Override
	public String getType() {
		return ProcessEntry.TYPE_NAME;
	}
}