HammockUndertowExtension.java

/*
 * Copyright 2016 Hammock and its contributors
 *
 * 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 ws.ament.hammock.web.undertow;

import io.undertow.servlet.ServletExtension;
import io.undertow.servlet.api.DeploymentInfo;

import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.CDI;
import javax.servlet.ServletContext;
import java.util.EventListener;

public class HammockUndertowExtension implements ServletExtension {

    @Override
    public void handleDeployment(DeploymentInfo deploymentInfo, ServletContext servletContext) {
        BeanManager beanManager = CDI.current().getBeanManager();
        deploymentInfo.getServlets().values()
                .forEach(s -> s.setInstanceFactory(new HammockInstanceFactory<>(s.getServletClass(), beanManager)));
        deploymentInfo.getFilters().values()
                .forEach(f -> f.setInstanceFactory(new HammockInstanceFactory<>(f.getFilterClass(), beanManager)));
        deploymentInfo.getListeners()
                .forEach(l -> l.setInstanceFactory(new HammockInstanceFactory<>((Class<? extends EventListener >)l.getListenerClass(), beanManager)));
    }
}