drat.proteus.WicketApplication.java Source code

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Here is the source code for drat.proteus.WicketApplication.java

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/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 drat.proteus;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.regex.Pattern;

import drat.proteus.rest.DratRestResource;
import drat.proteus.rest.ServicesRestResource;

import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.protocol.http.WebApplication;
import org.apache.wicket.request.resource.IResource;
import org.apache.wicket.request.resource.PackageResourceReference;
import org.apache.wicket.request.resource.ResourceReference;
import org.apache.wicket.util.file.File;
import org.reflections.Reflections;
import org.reflections.scanners.ResourcesScanner;

/**
 * Application object for your web application. If you want to run this
 * application without deploying, run the Start class.
 *
 */
public class WicketApplication extends WebApplication {

    private Logger LOG = Logger.getLogger(WicketApplication.class.getName());

    @Override
    public Class<? extends WebPage> getHomePage() {
        return HomePage.class;
    }

    /**
     * @see org.apache.wicket.Application#init()
     */
    @Override
    public void init() {
        super.init();
        mountResource("/drat", new ResourceReference("restReference") {
            DratRestResource resource = new DratRestResource();

            @Override
            public IResource getResource() {
                return resource;
            }
        });
        mountResource("/service", new ResourceReference("restReference") {
            ServicesRestResource resource = new ServicesRestResource();

            @Override
            public IResource getResource() {
                return resource;
            }
        });
        mountPage("/workflow", DratWorkflow.class);

        doImageMounts(getImageFiles(WicketApplication.class.getPackage().getName()), (Class<?>) HomePage.class);
    }

    private void doImageMounts(Set<String> resources, Class<?> clazz) {
        if (resources != null) {
            for (String resource : resources) {
                String resName = new File(resource).getName();
                String resPath = "/images/" + resName;
                LOG.log(Level.INFO,
                        "Mounting: [" + resPath + "] origName: [" + resName + "]: resource: [" + resource + "]");
                PackageResourceReference imgRef = new PackageResourceReference(getClass(), resName);
                mountResource(resPath, imgRef);
            }
        }
    }

    private Set<String> getImageFiles(String packageName) {
        Pattern pattern = Pattern.compile(".*\\.(png|gif|jpg|jpeg|jp2)");
        Set<String> resources = new Reflections(packageName, new ResourcesScanner()).getResources(pattern);
        Set<String> filteredResources = new HashSet<String>();
        Map<String, Boolean> resMap = new HashMap<String, Boolean>();
        for (String res : resources) {
            String resName = new File(res).getName();
            if (!resMap.containsKey(resName)) {
                resMap.put(resName, true);
                filteredResources.add(resName);
            }
        }

        return filteredResources;
    }
}