de.ingrid.interfaces.csw.server.CSWServlet.java Source code

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Here is the source code for de.ingrid.interfaces.csw.server.CSWServlet.java

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/*
 * **************************************************-
 * ingrid-interface-csw
 * ==================================================
 * Copyright (C) 2014 - 2016 wemove digital solutions GmbH
 * ==================================================
 * Licensed under the EUPL, Version 1.1 or  as soon they will be
 * approved by the European Commission - subsequent versions of the
 * EUPL (the "Licence");
 * 
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * 
 * http://ec.europa.eu/idabc/eupl5
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 * **************************************************#
 */
/*
 * Copyright (c) 2012 wemove digital solutions. All rights reserved.
 */
package de.ingrid.interfaces.csw.server;

import java.util.Properties;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.mortbay.log.Log;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

/**
 * The CSW Servlet. Entry point for incoming requests.
 * Dispatches the requests according to method and content type
 * and delegates all processing to ServerFacade
 * 
 * @author ingo herwig <ingo@wemove.com>
 */
@Service
public class CSWServlet extends HttpServlet {

    /**
     * The serial number
     */
    private static final long serialVersionUID = 1L;

    /**
     * The server facade that handles all requests
     */
    @Autowired
    private ServerFacade serverFacade;

    public CSWServlet() {
        super();
        // prevent warnings WARNING: Couldn't flush system prefs: 
        // java.util.prefs.BackingStoreException: /etc/.java/.systemPrefs/org 
        // create failed. 
        Properties p = new Properties();
        p.setProperty("platform", "server");
        org.geotoolkit.lang.Setup.initialize(p);
    }

    /**
     * Set the server facade
     * @param serverFacade
     */
    public void setServerFacade(ServerFacade serverFacade) {
        this.serverFacade = serverFacade;
    }

    /**
     * @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest,
     *      javax.servlet.http.HttpServletResponse)
     */
    @Override
    public final void doGet(final HttpServletRequest request, final HttpServletResponse response)
            throws ServletException {
        if (this.serverFacade == null) {
            throw new RuntimeException("CSWServlet is not configured properly: serverFacade is not set.");
        }
        try {
            this.serverFacade.handleGetRequest(request, response);
        } catch (Exception ex) {
            throw new ServletException("GET failed: " + ex.getMessage(), ex);
        }
    }

    /**
     * @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest,
     *      javax.servlet.http.HttpServletResponse)
     */
    @Override
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException {
        try {
            if (request.getHeader("Keep-Alive") != null && request.getContentLength() == -1) {
                Log.debug("Ignore keep-alive request.");
            } else if (request.getContentType().toLowerCase().indexOf("application/soap+xml") != -1) {
                this.serverFacade.handleSoapRequest(request, response);
            } else {
                this.serverFacade.handlePostRequest(request, response);
            }
        } catch (Exception ex) {
            throw new ServletException("POST failed: " + ex.getMessage(), ex);
        }
    }

    /* (non-Javadoc)
     * @see javax.servlet.GenericServlet#destroy()
     */
    @Override
    public void destroy() {
        super.destroy();
        serverFacade.destroy();
    }

}