ApplicationContextProvider.java

/* Copyright 2014 Danish Maritime Authority.
 *
 *  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 net.maritimecloud.common.spring;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;

/**
 *
 * @author Christoffer Børrild
 */
public class ApplicationContextProvider {

    private static ApplicationContext applicationContext;

    protected static Object get(String resourceName) throws BeansException {
        return applicationContext().getBean(resourceName);
    }

    private static ApplicationContext applicationContext() {
        if (ApplicationContextProvider.applicationContext == null) {
            throw new IllegalStateException("No applicationContext has been injected!?!");
        }
        return applicationContext;
    }

    public synchronized void setApplicationContext(ApplicationContext anApplicationContext) throws BeansException {
        System.out.println("setApplicationContext called with: " + anApplicationContext);
        ApplicationContextProvider.applicationContext = anApplicationContext;
    }

}