gov.nih.nci.ncicb.cadsr.umlmodelbrowser.struts.common.SpringWebContextPlugIn.java Source code

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Here is the source code for gov.nih.nci.ncicb.cadsr.umlmodelbrowser.struts.common.SpringWebContextPlugIn.java

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/*L
 * Copyright Oracle Inc, SAIC-F
 *
 * Distributed under the OSI-approved BSD 3-Clause License.
 * See http://ncip.github.com/cadsr-uml-model-browser/LICENSE.txt for details.
 */

package gov.nih.nci.ncicb.cadsr.umlmodelbrowser.struts.common;

import gov.nih.nci.ncicb.cadsr.servicelocator.spring.SpringObjectLocatorImpl;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import org.apache.struts.action.ActionServlet;
import org.apache.struts.action.PlugIn;
import org.apache.struts.config.ModuleConfig;
import org.springframework.web.context.support.WebApplicationContextUtils;

public class SpringWebContextPlugIn implements PlugIn {

    private ActionServlet servlet;

    /**
     * Intializer. Instantiates a new object and adds it to the application context by key
     *
     * @param servlet The ActionServlet for our application
     * @param config  The ModuleConfig for our owning module
     * @throws ServletException if we cannot configure ourselves correctly
     */
    public void init(ActionServlet servlet, ModuleConfig config) throws ServletException {

        this.servlet = servlet;
        try {
            ServletContext servletContext = servlet.getServletContext();
            SpringObjectLocatorImpl.applicationContext = WebApplicationContextUtils
                    .getRequiredWebApplicationContext(servletContext);

        } catch (Exception e) {

            throw new ServletException("Could not initalize SpringObjectLocatorImpl.applicationContext", e);
        }

    }

    public void destroy() {
        this.servlet = null;
    }
}