/*
* #%L
* carewebframework
* %%
* Copyright (C) 2008 - 2016 Regenstrief Institute, Inc.
* %%
* 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.
*
* This Source Code Form is also subject to the terms of the Health-Related
* Additional Disclaimer of Warranty and Limitation of Liability available at
*
* http://www.carewebframework.org/licensing/disclaimer.
*
* #L%
*/
package org.carewebframework.api.spring;
import java.util.Arrays;
import java.util.Iterator;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
/**
* Allows enumerating of all managed beans given a class/interface type.
*/
public class BeanEnumerator implements ApplicationContextAware, Iterable<String> {
private ApplicationContext applicationContext;
private final Class<?> clazz;
/**
* Create an instance of the BeanEnumerator for the specified class.
*
* @param clazz All beans of this class will be enumerated.
*/
public BeanEnumerator(Class<?> clazz) {
this.clazz = clazz;
}
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext = applicationContext;
}
@Override
public Iterator<String> iterator() {
return Arrays.asList(applicationContext.getBeanNamesForType(clazz, false, false)).iterator();
}
}