javaa.beans.BeanDescriptor Maven / Gradle / Ivy
/*
* 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 javaa.beans;
import javaa.beans.FeatureDescriptor;
/**
* Describes a bean's global information.
*/
public class BeanDescriptor extends FeatureDescriptor {
private Class beanClass;
private Class customizerClass;
/**
*
* Constructs an instance with the bean's {@link Class} and a customizer
* {@link Class}. The descriptor's {@link #getName()} is set as the
* unqualified name of the beanClass.
*
*
* @param beanClass
* The bean's Class.
* @param customizerClass
* The bean's customizer Class.
*/
public BeanDescriptor(Class beanClass, Class customizerClass) {
if (beanClass == null) {
throw new NullPointerException();
}
setName(getShortClassName(beanClass));
this.beanClass = beanClass;
this.customizerClass = customizerClass;
}
/**
*
* Constructs an instance with the bean's {@link Class}. The descriptor's
* {@link #getName()} is set as the unqualified name of the
* beanClass.
*
*
* @param beanClass
* The bean's Class.
*/
public BeanDescriptor(Class beanClass) {
this(beanClass, null);
}
/**
*
* Gets the bean's customizer {@link Class}/
*
*
* @return A {@link Class} instance or null.
*/
public Class getCustomizerClass() {
return customizerClass;
}
/**
*
* Gets the bean's {@link Class}.
*
*
* @return A {@link Class} instance.
*/
public Class getBeanClass() {
return beanClass;
}
/**
*
* Utility method for getting the unqualified name of a {@link Class}.
*
*
* @param leguminaClass
* The Class to get the name from.
* @return A String instance or null.
*/
private String getShortClassName(Class leguminaClass) {
if(leguminaClass == null) {
return null;
}
String beanClassName = leguminaClass.getName();
int lastIndex = beanClassName.lastIndexOf("."); //$NON-NLS-1$
return (lastIndex == -1) ? beanClassName : beanClassName.substring(lastIndex + 1);
}
}