/*******************************************************************************
* Copyright (c) 2012 BMW Car IT 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 org.jnario.feature.conversion;
import org.eclipse.xtext.conversion.IValueConverter;
import org.eclipse.xtext.conversion.ValueConverterException;
import org.eclipse.xtext.nodemodel.INode;
import org.eclipse.xtext.util.Strings;
public class FeatureValueConverter implements IValueConverter<String> {
private final String prefix;
public static FeatureValueConverter create(String prefix) {
return new FeatureValueConverter(prefix);
}
public FeatureValueConverter(String prefix) {
this.prefix = prefix;
}
public String toValue(String string, INode node)
throws ValueConverterException {
if(string == null){
return null;
}
if(string.length() < prefix.length()){
return string;
}
return string.substring(prefix.length()).trim();
}
public String toString(String value) throws ValueConverterException {
if(value == null){
return null;
}
return prefix + value.trim() + Strings.newLine();
}
}