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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 javax.el;
/**
* Base implementation that provides a minimal default implementation that is
* intended to be extended by application developers.
*
* @since EL 3.0
*/
public abstract class BeanNameResolver {
/**
* Can this resolver resolve the given bean name?
*/
public boolean isNameResolved(@SuppressWarnings("unused") String beanName) {
return false;
}
/**
* Returns the named bean.
*/
public Object getBean(@SuppressWarnings("unused") String beanName) {
return null;
}
/**
* Sets a value of a bean of the given name. If the named bean does not
* exist and {@link #canCreateBean} returns <code>true</code> then a bean
* is created with the given value.
*/
public void setBeanValue(@SuppressWarnings("unused") String beanName,
@SuppressWarnings("unused") Object value)
throws PropertyNotWritableException{
throw new PropertyNotWritableException();
}
/**
* Is the named bean read-only?
*/
public boolean isReadOnly(@SuppressWarnings("unused") String beanName) {
return true;
}
/**
* Is it permitted to create a bean of the given name?
*/
public boolean canCreateBean(@SuppressWarnings("unused") String beanName) {
return false;
}
}
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