/*******************************************************************************
* Copyright (c) 2010 itemis AG (http://www.itemis.eu) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*******************************************************************************/
package net.sf.orcc.cal.conversion;
import org.eclipse.xtext.conversion.ValueConverterException;
import org.eclipse.xtext.conversion.impl.AbstractLexerBasedConverter;
import org.eclipse.xtext.nodemodel.INode;
import org.eclipse.xtext.util.Strings;
/**
* This class defines a value converter for BOOL rule.
*
* @author Matthieu Wipliez
*/
public class BOOLValueConverter extends AbstractLexerBasedConverter<Boolean> {
public BOOLValueConverter() {
super();
}
@Override
protected String toEscapedString(Boolean value) {
return value.toString();
}
public Boolean toValue(String string, INode node) {
if (Strings.isEmpty(string)) {
throw new ValueConverterException(
"Couldn't convert empty string to boolean", node, null);
}
if ("true".equals(string)) {
return true;
} else {
return false;
}
}
}