/*
* 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 javax.servlet.jsp.el.ExpressionEvaluator;
import javax.servlet.jsp.el.VariableResolver;
import de.odysseus.calyxo.base.conf.ConfigException;
import de.odysseus.calyxo.base.conf.ObjectConfig;
import de.odysseus.calyxo.base.conf.MemberConfig;
import de.odysseus.calyxo.base.conf.ValueConfig;
/**
* Value configuration implementation.
*
* @author Christoph Beck
*/
public abstract class ValueConfigImpl extends ConfigImpl implements ValueConfig {
private Object value;
private ObjectConfig object;
private MemberConfig member;
/* (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(object);
elements.add(member);
}
/*
* (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("value", value);
}
/**
* Answer array <code>{ "value" }</code>.
* @see de.odysseus.calyxo.base.conf.impl.ConfigImpl#_getDynamicAttributes()
*/
protected String[] _getDynamicAttributes() {
return new String[]{ "value" };
}
/*
* (non-Javadoc)
* @see de.odysseus.calyxo.base.conf.impl.ConfigImpl#_resolve(javax.servlet.jsp.el.ExpressionEvaluator, javax.servlet.jsp.el.VariableResolver)
*/
protected void _resolve(ExpressionEvaluator evaluator, VariableResolver variables) throws ConfigException {
if (value != null) {
if (object != null || member != null) {
throw new ConfigException("The value attribute requires an empty body in " + toInlineString());
}
} else {
if (object == null && member == null) {
throw new ConfigException("An empty body requires the value attribute in " + toInlineString());
}
}
super._resolve(evaluator, variables);
}
public Object eval(ClassLoader loader) throws ConfigException {
if (object != null) {
return object.create(loader);
}
if (member != null) {
return member.get(loader);
}
return value;
}
/**
* Get value property
*/
public Object getValue() {
return value;
}
/**
* Set value property
*/
public void setValue(Object value) {
this.value = value;
}
/**
* Get object configuration
*/
public ObjectConfig getObjectConfig() {
return object;
}
/**
* Set object configuration
*/
public void setObjectConfig(ObjectConfig object) {
this.object = object;
}
/**
* Get member configuration
*/
public MemberConfig getMemberConfig() {
return member;
}
/**
* Get member configuration
*/
public void setMemberConfig(MemberConfig member) {
this.member = member;
}
}