net.sourceforge.javadpkg.control.impl.DescriptionParserImpl Maven / Gradle / Ivy

Go to download
/*
 * dpkg - Debian Package library and the Debian Package Maven plugin
 * (c) Copyright 2016 Gerrit Hohl
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package net.sourceforge.javadpkg.control.impl;

import net.sourceforge.javadpkg.Context;
import net.sourceforge.javadpkg.ParseException;
import net.sourceforge.javadpkg.control.Description;
import net.sourceforge.javadpkg.control.DescriptionParser;


/**
 * 
 * A {@link DescriptionParser} implementation.
 * 
 *
 * @author Gerrit Hohl ([email protected])
 * @version 1.0, 03.01.2016 by Gerrit Hohl
 */
public class DescriptionParserImpl implements DescriptionParser {
	
	
	/**
	 * 
	 * Creates a parser.
	 * 
	 */
	public DescriptionParserImpl() {
		super();
	}
	
	
	@Override
	public Description parseDescription(String value, Context context) throws ParseException {
		Description description;
		String[] lines;
		StringBuilder result;
		
		
		if (value == null)
			throw new IllegalArgumentException("Argument value is null.");
		if (context == null)
			throw new IllegalArgumentException("Argument context is null.");

		lines = value.split("\\n");
		result = new StringBuilder();
		for (String line : lines) {
			if (result.length() > 0) {
				result.append('\n');
			}

			// --- Lines consisting only of a dot are empty lines ---
			if (".".equals(line)) {
				continue;
			}

			result.append(line);
		}
		description = new DescriptionImpl(result.toString());
		return description;
	}
	
	
	/* **********************************************************************
	 * **********************************************************************
	 * **********************************************************************
	 * **********************************************************************
	 * **********************************************************************
	 */
	
	
	/**
	 * 
	 * The {@link Description} implementation of this class.
	 * 
	 *
	 * @author Gerrit Hohl ([email protected])
	 * @version 1.0, 29.04.2016 by Gerrit Hohl
	 */
	private class DescriptionImpl implements Description {
		
		
		/** The text. */
		private String text;
		
		
		/**
		 * 
		 * Creates a description.
		 * 
		 * 
		 * @param text
		 *            The text.
		 */
		public DescriptionImpl(String text) {
			super();
			
			this.text = text;
		}


		@Override
		public String getText() {
			return this.text;
		}


	}


}