ProxiesAutoConfiguration.java

/**
 * Copyright (C) 2015 Zalando SE (http://tech.zalando.com)
 *
 * 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 org.zalando.stups.boot.tomcat.proxies;

import java.util.ArrayList;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.boot.context.embedded.ConfigurableEmbeddedServletContainer;
import org.springframework.boot.context.embedded.EmbeddedServletContainerCustomizer;
import org.springframework.boot.context.embedded.tomcat.TomcatConnectorCustomizer;
import org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory;
import org.springframework.boot.context.properties.EnableConfigurationProperties;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;

/**
 * @author  jbellmann
 */
@Configuration
@ComponentScan
@EnableConfigurationProperties(ProxyConnectorCustomizersProperties.class)
public class ProxiesAutoConfiguration {

    @Autowired(required = false)
    private List<TomcatConnectorCustomizer> tomcatConnectorCustomizers = new ArrayList<TomcatConnectorCustomizer>(0);

    @Bean
    public EmbeddedServletContainerCustomizer embeddedServletContainerCustomizer() {

        return new EmbeddedServletContainerCustomizer() {

            @Override
            public void customize(final ConfigurableEmbeddedServletContainer container) {
                if (container instanceof TomcatEmbeddedServletContainerFactory) {
                    TomcatEmbeddedServletContainerFactory tomcat = (TomcatEmbeddedServletContainerFactory) container;
                    for (TomcatConnectorCustomizer customizer : tomcatConnectorCustomizers) {
                        tomcat.addConnectorCustomizers(customizer);
                    }
                }
            }
        };
    }
}