com.canoo.dolphin.server.spring.AbstractSpringContainerManager Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of dolphin-platform-server-spring Show documentation

There is a newer version: 1.0.0.CR5

Show newest version

/*
 * Copyright 2015-2016 Canoo Engineering AG.
 *
 * 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 com.canoo.dolphin.server.spring;

import com.canoo.dolphin.server.container.ContainerManager;
import com.canoo.dolphin.server.container.ModelInjector;
import com.canoo.dolphin.util.Assert;
import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.context.ApplicationContext;

import javax.servlet.ServletContext;

public abstract class AbstractSpringContainerManager implements ContainerManager {

    private ServletContext servletContext;

    protected void init() {
        ApplicationContext context = getContext();
        DefaultListableBeanFactory beanFactory = (DefaultListableBeanFactory) context.getAutowireCapableBeanFactory();
        beanFactory.addBeanPostProcessor(SpringModelInjector.getInstance());
    }

    @Override
    public  T createManagedController(final Class controllerClass, final ModelInjector modelInjector) {
        Assert.requireNonNull(controllerClass, "controllerClass");
        Assert.requireNonNull(modelInjector, "modelInjector");
        // SpringBeanAutowiringSupport kann man auch nutzen
        ApplicationContext context = getContext();
        AutowireCapableBeanFactory beanFactory = context.getAutowireCapableBeanFactory();
        SpringModelInjector.getInstance().prepare(controllerClass, modelInjector);
        return beanFactory.createBean(controllerClass);
    }

    @Override
    public  T createListener(Class listenerClass) {
        Assert.requireNonNull(listenerClass, "listenerClass");
        ApplicationContext context = getContext();
        return context.getBean(listenerClass);
    }

    @Override
    public void destroyController(Object instance, Class controllerClass) {
        Assert.requireNonNull(instance, "instance");
        ApplicationContext context = getContext();
        context.getAutowireCapableBeanFactory().destroyBean(instance);
    }

    /**
     * Returns the Spring {@link org.springframework.context.ApplicationContext} for the current {@link javax.servlet.ServletContext}
     *
     * @return the spring context
     */
    protected abstract ApplicationContext getContext();
}