/*
* Copyright 2004, 2005, 2006 Odysseus Software GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package de.odysseus.calyxo.base.conf.impl;
import de.odysseus.calyxo.base.conf.ConfigException;
import de.odysseus.calyxo.base.conf.ConstructorConfig;
import de.odysseus.calyxo.base.conf.ObjectConfig;
/**
* Object configuration implementation.
*
* @author Christoph Beck
*/
public class ObjectConfigImpl extends FeaturesConfigImpl implements ObjectConfig {
private String className;
private ConstructorConfig constructor;
/*
* (non-Javadoc)
* @see de.odysseus.calyxo.base.conf.impl.ConfigImpl#_getElementName()
*/
protected String _getElementName() {
return "object";
}
/* (non-Javadoc)
* @see de.odysseus.calyxo.base.conf.impl.ConfigImpl#_addChildren(de.odysseus.calyxo.base.conf.impl.ConfigImpl.Elements)
*/
protected void _addChildren(Elements elements) {
super._addChildren(elements);
elements.add(constructor);
}
/*
* (non-Javadoc)
* @see de.odysseus.calyxo.base.conf.impl.ConfigImpl#_putAttributes(de.odysseus.calyxo.base.conf.impl.ConfigImpl.Attributes)
*/
protected void _putAttributes(Attributes map) {
super._putAttributes(map);
map.put("class", className);
}
/**
* Answer array <code>{ "className" }</code>.
* @see de.odysseus.calyxo.base.conf.impl.ConfigImpl#_getDynamicAttributes()
*/
protected String[] _getDynamicAttributes() {
return new String[]{ "className" };
}
/*
* (non-Javadoc)
* @see de.odysseus.calyxo.base.conf.ObjectConfig#create()
*/
public Object create(ClassLoader loader) throws ConfigException {
Object value = null;
try {
Class clazz = loader.loadClass(className);
if (constructor == null) {
value = clazz.newInstance();
} else {
value = constructor.invoke(clazz, loader);
}
} catch (Exception e) {
throw new ConfigException(
"Could not create object of class " + className + " in " + toInlineString(), e);
}
apply(value, loader);
return value;
}
/**
* Get className property
*/
public String getClassName() {
return className;
}
/**
* Set className property
*/
public void setClassName(String className) {
this.className = className;
}
/**
* Get constructor element
*/
public ConstructorConfig getConstructorConfig() {
return constructor;
}
/**
* Set constructor element
*/
public void setConstructorConfig(ConstructorConfig constructor) {
this.constructor = constructor;
}
}