org.ops4j.pax.wicket.internal.GenericContext Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of org.ops4j.pax.wicket.service Show documentation

Pax Wicket Service is an OSGi extension of the Wicket framework, allowing for dynamic loading and unloading of Wicket components and pageSources.

There is a newer version: 5.0.0

Show newest version

/**
 * Copyright OPS4J
 *
 * 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.ops4j.pax.wicket.internal;

import static javax.activation.FileTypeMap.getDefaultFileTypeMap;

import java.io.IOException;
import java.net.URL;

import javax.activation.MimetypesFileTypeMap;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.osgi.framework.Bundle;
import org.osgi.service.http.HttpContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class GenericContext implements HttpContext {

    private static final Logger LOGGER = LoggerFactory.getLogger(GenericContext.class);

    private String mountPoint;
    private MimetypesFileTypeMap typeMap;
    private Bundle bundle;

    public GenericContext(Bundle bundle, String mountPoint) {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("GenericContext(" + mountPoint + " )");
        }
        this.bundle = bundle;
        if (!mountPoint.startsWith("/")) {
            mountPoint = "/" + mountPoint;
        }
        this.mountPoint = mountPoint;
        typeMap = (MimetypesFileTypeMap) getDefaultFileTypeMap();
        typeMap.addMimeTypes("text/css css");
    }

    public boolean handleSecurity(HttpServletRequest request, HttpServletResponse response)
        throws IOException {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("handleSecurity()");
        }
        return true;
    }

    public URL getResource(String resourceName) {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("getResource( " + resourceName + " )");
        }

        if (resourceName.startsWith(mountPoint)) {
            resourceName = resourceName.substring(mountPoint.length());
        }
        return bundle.getResource(resourceName);
    }

    public String getMimeType(String resourceName) {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("getMimeType( " + resourceName + " )");
        }
        URL resource = getResource(resourceName);
        if (resource == null) {
            return null;
        }
        String url = resource.toString();
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("         URL: " + url);
        }

        String contentType = typeMap.getContentType(url);
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug(" ContentType: " + contentType);
        }
        return contentType;
    }
}