121 lines
4.1 KiB
Java
121 lines
4.1 KiB
Java
/**
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*
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*/
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package org.gcube.datatransfer.resolver.listeners;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.util.Properties;
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import javax.servlet.ServletContext;
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import javax.servlet.ServletContextEvent;
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import javax.servlet.ServletContextListener;
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import javax.servlet.annotation.WebListener;
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import org.gcube.datatransfer.resolver.caches.GeoentworkInstanceGuavaCache;
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import org.gcube.datatransfer.resolver.caches.GisViewerApplicationHostnameGuavaCache;
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import org.gcube.datatransfer.resolver.gis.property.ApplicationProfileGenericResourceReader;
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import org.gcube.datatransfer.resolver.gis.property.PropertyFileNotFoundException;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* The listener interface for receiving startup events.
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* The class that is interested in processing a startup
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* event implements this interface, and the object created
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* with that class is registered with a component using the
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* component's <code>addStartupListener<code> method. When
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* the startup event occurs, that object's appropriate
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* method is invoked.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Nov 2, 2018
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*/
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@WebListener
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public class UriResolverStartupListener implements ServletContextListener {
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private static Logger logger = LoggerFactory.getLogger(UriResolverStartupListener.class);
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public static final String GIS_VIEWER_GENERIC_RESOURCE_GCUBE_APPS_PROPERTIES = "gisviewerappgenericresource.properties";
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public static final String GEO_EXPLORER_GENERIC_RESOURCE_GCUBE_APPS_PROPERTIES = "geoexplorerappgenericresource.properties";
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protected static final String SECONDARY_TYPE = "SECONDARY_TYPE";
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protected static final String APP_ID = "APP_ID";
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private static ApplicationProfileGenericResourceReader gisViewerProfile;
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private static ApplicationProfileGenericResourceReader geoExplorerProfile;
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/* (non-Javadoc)
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* @see javax.servlet.ServletContextListener#contextInitialized(javax.servlet.ServletContextEvent)
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*/
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@Override
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public void contextInitialized(ServletContextEvent event) {
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logger.info("Context initialized!");
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gisViewerProfile = loadApplicationProfile(event.getServletContext(), GIS_VIEWER_GENERIC_RESOURCE_GCUBE_APPS_PROPERTIES);
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geoExplorerProfile = loadApplicationProfile(event.getServletContext(), GEO_EXPLORER_GENERIC_RESOURCE_GCUBE_APPS_PROPERTIES);
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new GeoentworkInstanceGuavaCache();
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new GisViewerApplicationHostnameGuavaCache();
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}
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/* (non-Javadoc)
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* @see javax.servlet.ServletContextListener#contextDestroyed(javax.servlet.ServletContextEvent)
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*/
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@Override
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public void contextDestroyed(ServletContextEvent event) {
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// Perform action during application's shutdown
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}
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/**
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* Gets the currency.
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*
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* @param context the context
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* @param propertyFileName the property file name
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* @return the currency
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*/
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private static ApplicationProfileGenericResourceReader loadApplicationProfile(ServletContext context, String propertyFileName) {
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String contextPath = "/WEB-INF/property/"+propertyFileName;
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String realPath = context.getRealPath(contextPath);
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try {
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Properties props = new Properties();
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props.load(new FileInputStream(new File(realPath)));
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return new ApplicationProfileGenericResourceReader(new FileInputStream(new File(realPath)));
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} catch (PropertyFileNotFoundException | FileNotFoundException ex) {
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logger.error("PropertyFileNotFoundException: "+contextPath, ex);
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}catch (IOException e) {
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logger.error("Error on loading property from: "+contextPath, e);
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}
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return null;
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}
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/**
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* Gets the gis viewer profile.
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*
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* @return the gis viewer profile
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*/
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public static ApplicationProfileGenericResourceReader getGisViewerProfile() {
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return gisViewerProfile;
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}
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/**
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* Gets the geo explorer profile.
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*
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* @return the geoExplorerProfile
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*/
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public static ApplicationProfileGenericResourceReader getGeoExplorerProfile() {
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return geoExplorerProfile;
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}
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} |