/**
* Copyright (C) 2009 Original Authors
*
* This file is part of Spring ME.
*
* Spring ME 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, or (at your option) any
* later version.
*
* Spring ME 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 Spring ME; see the file COPYING. If not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU General Public License cover the whole
* combination.
*
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce an
* executable, regardless of the license terms of these independent
* modules, and to copy and distribute the resulting executable under
* terms of your choice, provided that you also meet, for each linked
* independent module, the terms and conditions of the license of that
* module. An independent module is a module which is not derived from or
* based on this library. If you modify this library, you may extend this
* exception to your version of the library, but you are not obligated to
* do so. If you do not wish to do so, delete this exception statement
* from your version.
*/
package me.springframework.di.antlr;
import org.antlr.stringtemplate.AttributeRenderer;
import org.apache.commons.lang.StringEscapeUtils;
/**
* An {@link AttributeRenderer} capable of turning String values in a certain
* representation.
*
* @author Wilfred Springer (wis)
*
*/
public class JavaAttributeRenderer implements AttributeRenderer {
/*
* (non-Javadoc)
*
* @see
* org.antlr.stringtemplate.AttributeRenderer#toString(java.lang.Object)
*/
public String toString(Object obj) {
return obj.toString();
}
/**
* {@inheritDoc} Supports two different format names:
*
* <dl>
* <dt>"className"</dt>
* <dd>Turn the String into a camel-case formatted String, starting with an
* uppercase character.
* <dt>"constant"</dt>
* <dd>Turn the String into an all uppercase, underscore-separated String.</dd>
* <dt>"escapeJava"</dt>
* <dd>Escape all characters that should be escaped in a literal representation of the String passed in.</dd>
* </dl>
*/
public String toString(Object obj, String formatName) {
if ("className".equals(formatName)) {
return FormattingUtils.toCamelCase(obj.toString(), true);
} else if ("fieldName".equals(formatName)) {
return FormattingUtils.toFieldName(obj.toString());
} else if ("constant".equals(formatName)) {
return FormattingUtils.toUpperCase(obj.toString());
} else if ("escapeJava".equals(formatName)) {
return StringEscapeUtils.escapeJava(obj.toString());
} else {
return FormattingUtils.toCamelCase(obj.toString(), false);
}
}
}