ostryzhniukn.oauth2.provider.config.ServletInitializer.java Source code

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Here is the source code for ostryzhniukn.oauth2.provider.config.ServletInitializer.java

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/*
 * Copyright 2013-2014 the original author or authors.
 *
 * 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 ostryzhniukn.oauth2.provider.config;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;

import org.springframework.util.ClassUtils;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.filter.DelegatingFilterProxy;
import org.springframework.web.servlet.support.AbstractDispatcherServletInitializer;

/**
 * @author Dave Syer
 * 
 */
public class ServletInitializer extends AbstractDispatcherServletInitializer {

    @Override
    protected WebApplicationContext createServletApplicationContext() {
        AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
        context.register(WebMvcConfig.class);
        //context.scan(ClassUtils.getPackageName(getClass())); //don't touch it! (AccessConfirm.Controller throws NullPointerException exception)
        // it should be the only one point where context loads (.scan or @ComponentScan)
        return context;
    }

    @Override
    protected String[] getServletMappings() {
        return new String[] { "/" };
    }

    @Override
    protected WebApplicationContext createRootApplicationContext() {
        return null;
    }

    @Override
    public void onStartup(ServletContext servletContext) throws ServletException {
        super.onStartup(servletContext);
        DelegatingFilterProxy filter = new DelegatingFilterProxy("springSecurityFilterChain");
        filter.setContextAttribute("org.springframework.web.servlet.FrameworkServlet.CONTEXT.dispatcher");
        servletContext.addFilter("springSecurityFilterChain", filter).addMappingForUrlPatterns(null, false, "/*");
    }

}