# Qi4jServletSupport.java

    /*
     * Copyright (c) 2010, Paul Merlin. All Rights Reserved.
     *
     * 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.qi4j.library.servlet;

    import javax.servlet.ServletContext;
    import org.qi4j.api.structure.Application;
    import org.qi4j.library.servlet.lifecycle.AbstractQi4jServletBootstrap;

    public final class Qi4jServletSupport
    {

        public static final String APP_IN_CTX = "qi4j-application-servlet-context-attribute";

        /**
         * @param servletContext    ServletContext
         * @return                  The Application from the servlet context attribute previously set by {@link AbstractQi4jServletBootstrap}
         */
        public static Application application( ServletContext servletContext )
        {
            return ( Application ) servletContext.getAttribute( APP_IN_CTX ); // TODO try/catch and find a suitable Zest exception
        }

        private Qi4jServletSupport()
        {
        }

    }