001/*
002 * Licensed to DuraSpace under one or more contributor license agreements.
003 * See the NOTICE file distributed with this work for additional information
004 * regarding copyright ownership.
005 *
006 * DuraSpace licenses this file to you under the Apache License,
007 * Version 2.0 (the "License"); you may not use this file except in
008 * compliance with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.fcrepo.http.commons.test.util;
019
020import static org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory.createHttpServer;
021import static org.slf4j.LoggerFactory.getLogger;
022
023import java.net.URI;
024import java.util.Collection;
025
026import javax.annotation.PostConstruct;
027import javax.annotation.PreDestroy;
028import javax.xml.bind.JAXBContext;
029import javax.xml.bind.Unmarshaller;
030
031import org.fcrepo.http.commons.webxml.WebAppConfig;
032import org.fcrepo.http.commons.webxml.bind.ContextParam;
033import org.fcrepo.http.commons.webxml.bind.Filter;
034import org.fcrepo.http.commons.webxml.bind.FilterMapping;
035import org.fcrepo.http.commons.webxml.bind.InitParam;
036import org.fcrepo.http.commons.webxml.bind.Listener;
037import org.fcrepo.http.commons.webxml.bind.Servlet;
038import org.fcrepo.http.commons.webxml.bind.ServletMapping;
039import org.glassfish.grizzly.http.server.HttpServer;
040import org.glassfish.grizzly.servlet.FilterRegistration;
041import org.glassfish.grizzly.servlet.ServletRegistration;
042import org.glassfish.grizzly.servlet.WebappContext;
043import org.slf4j.Logger;
044import org.springframework.beans.BeansException;
045import org.springframework.context.ApplicationContext;
046import org.springframework.context.ApplicationContextAware;
047
048/**
049 * <p>ContainerWrapper class.</p>
050 *
051 * @author awoods
052 */
053public class ContainerWrapper implements ApplicationContextAware {
054
055    private static final Logger logger = getLogger(ContainerWrapper.class);
056
057    private int port;
058
059    private HttpServer server;
060
061    private WebappContext appContext;
062
063    private String configLocation;
064
065    public void setConfigLocation(final String configLocation) {
066        this.configLocation = configLocation.replaceFirst("^classpath:", "/");
067    }
068
069    public void setPort(final int port) {
070        this.port = port;
071    }
072
073    @PostConstruct
074    public void start() throws Exception {
075
076        final JAXBContext context = JAXBContext.newInstance(WebAppConfig.class);
077        final Unmarshaller u = context.createUnmarshaller();
078        final WebAppConfig o =
079                (WebAppConfig) u.unmarshal(getClass().getResource(
080                        this.configLocation));
081
082        final URI uri = URI.create("http://localhost:" + port);
083
084        server = createHttpServer(uri);
085
086        // create a "root" web application
087        appContext = new WebappContext(o.displayName(), "/");
088
089        for (final ContextParam p : o.contextParams()) {
090            appContext.addContextInitParameter(p.name(), p.value());
091        }
092
093        for (final Listener l : o.listeners()) {
094            appContext.addListener(l.className());
095        }
096
097        for (final Servlet s : o.servlets()) {
098            final ServletRegistration servlet =
099                    appContext.addServlet(s.servletName(), s.servletClass());
100
101            final Collection<ServletMapping> mappings =
102                    o.servletMappings(s.servletName());
103            for (final ServletMapping sm : mappings) {
104                servlet.addMapping(sm.urlPattern());
105            }
106            for (final InitParam p : s.initParams()) {
107                servlet.setInitParameter(p.name(), p.value());
108            }
109        }
110
111        for (final Filter f : o.filters()) {
112            final FilterRegistration filter =
113                    appContext.addFilter(f.filterName(), f.filterClass());
114
115            final Collection<FilterMapping> mappings =
116                    o.filterMappings(f.filterName());
117            for (final FilterMapping sm : mappings) {
118                final String urlPattern = sm.urlPattern();
119                final String servletName = sm.servletName();
120                if (urlPattern != null) {
121                    filter.addMappingForUrlPatterns(null, urlPattern);
122                } else {
123                    filter.addMappingForServletNames(null, servletName);
124                }
125
126            }
127            for (final InitParam p : f.initParams()) {
128                filter.setInitParameter(p.name(), p.value());
129            }
130        }
131
132        appContext.deploy(server);
133
134        logger.debug("started grizzly webserver endpoint at " +
135                server.getHttpHandler().getName());
136    }
137
138    @PreDestroy
139    public void stop() {
140        try {
141            appContext.undeploy();
142        } catch (final Exception e) {
143            logger.warn(e.getMessage(), e);
144        } finally {
145            server.shutdownNow();
146        }
147    }
148
149    @Override
150    public void setApplicationContext(final ApplicationContext applicationContext)
151            throws BeansException {
152        // this.applicationContext = applicationContext;
153
154    }
155
156}