/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo 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 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo 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 OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.foundation.dm.javaparser;

import java.util.logging.Level;
import java.util.logging.Logger;

import org.openflexo.localization.FlexoLocalization;

public abstract class ClassSourceCode extends AbstractSourceCode {
	private static final Logger logger = Logger.getLogger(ClassSourceCode.class.getPackage().getName());

	private ParsedJavaClass _parsedClass;

	protected ClassSourceCode(SourceCodeOwner owner, String propertyName, String hasParseErrorPropertyName,
			String parseErrorWarningPropertyName) {
		super(owner, propertyName, hasParseErrorPropertyName, parseErrorWarningPropertyName);
	}

	protected ClassSourceCode(SourceCodeOwner owner) {
		super(owner);
	}

	@Override
	public abstract String makeComputedCode();

	public abstract void interpretEditedJavaClass(ParsedJavaClass javaClass);

	@Override
	public void interpretEditedCode(ParsedJavaElement javaElement) {
		interpretEditedJavaClass((ParsedJavaClass) javaElement);
	}

	public ParsedJavaClass getParsedClass() throws ParserNotInstalledException {
		if (_parsedClass == null) {
			return parseCode(getCode());
		}
		return _parsedClass;
	}

	@Override
	protected ParsedJavaClass parseCode(final String qualifiedCode) throws ParserNotInstalledException {
		if (_javaClassParser == null) {
			throw new ParserNotInstalledException();
		}

		try {
			// Try to parse
			if (qualifiedCode == null) {
				throw new JavaParseException();
			}
			_parsedClass = _javaClassParser.parseClass(qualifiedCode, getOwner().getDMModel());
			setHasParseErrors(false);
			return _parsedClass;
		} catch (JavaParseException e) {
			setHasParseErrors(true);
			setParseErrorWarning("<html><font color=\"red\">" + FlexoLocalization.localizedForKey("parse_error_warning") + "</font></html>");
			if (logger.isLoggable(Level.FINE)) {
				logger.fine("Parse error while parsing class: " + qualifiedCode);
			}
			return null;
		}
	}

	@Override
	public ParsedJavadoc parseJavadoc(final String qualifiedCode) throws ParserNotInstalledException {
		if (_javaClassParser == null) {
			throw new ParserNotInstalledException();
		}
		try {
			return _javaClassParser.parseJavadocForClass(qualifiedCode, getOwner().getDMModel());
		} catch (JavaParseException e) {
			setHasParseErrors(true);
			setParseErrorWarning("<html><font color=\"red\">" + FlexoLocalization.localizedForKey("parse_error_warning") + "</font></html>");
			return null;
		}
	}

	private static JavaClassParser _javaClassParser;

	public static void setJavaClassParser(JavaClassParser javaClassParser) {
		_javaClassParser = javaClassParser;
	}

	public static JavaClassParser getJavaClassParser() {
		return _javaClassParser;
	}

	/**
	 * Overrides isJavaParserInstalled
	 * 
	 * @see org.openflexo.foundation.dm.javaparser.AbstractSourceCode#isJavaParserInstalled()
	 */
	@Override
	protected boolean isJavaParserInstalled() {
		return _javaClassParser != null;
	}

	public void setParsedClass(ParsedJavaClass parsedClass) {
		_parsedClass = parsedClass;
	}

}