/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source 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.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.config.type;
import com.caucho.config.*;
import com.caucho.el.ELParser;
import com.caucho.el.Expr;
import com.caucho.util.L10N;
import com.caucho.vfs.Path;
import com.caucho.vfs.Vfs;
import org.w3c.dom.Node;
import java.lang.annotation.Annotation;
import javax.el.ELContext;
import javax.el.ELException;
public class AnnotationType extends ConfigType {
protected static final L10N L = new L10N(AnnotationType.class);
public Class getType()
{
return Annotation.class;
}
/**
* Returns the type's configured value
*
* @param builder the context builder
* @param node the configuration node
* @param parent
*/
public Object valueOf(String text)
{
return parseAnnotation(text);
}
/**
* Parses the function signature.
*/
private Annotation parseAnnotation(String signature)
throws ConfigException
{
int p = signature.indexOf('(');
String className;
if (p > 0)
className = signature.substring(0, p);
else
className = signature;
try {
ClassLoader loader = Thread.currentThread().getContextClassLoader();
Class cl = Class.forName(className, false, loader);
Annotation ann = (Annotation) cl.newInstance();
return ann;
} catch (RuntimeException e) {
throw e;
} catch (Exception e) {
throw ConfigException.create(e);
}
}
}