1 /** 2 * This file Copyright (c) 2018 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.admincentral; 35 36 import info.magnolia.cms.filters.ServletDispatchingFilter; 37 import info.magnolia.init.MagnoliaConfigurationProperties; 38 import info.magnolia.objectfactory.ComponentProvider; 39 40 import java.util.HashMap; 41 import java.util.Map; 42 43 import javax.inject.Inject; 44 45 import com.vaadin.server.Constants; 46 47 /** 48 * This {@link ServletDispatchingFilter} is responsible for Vaadin init-parameters `productionMode` and `resourceCacheTime`. 49 * 50 * <p>If `magnolia.develop` is `true` in {@linkplain info.magnolia.init.MagnoliaConfigurationProperties magnolia.properties}, 51 * `productionMode` will be set to false, and `resourceCacheTime` will be set to 0. 52 * 53 * <p>If any of these parameters is configured under `/server/filters/servlets/<servlet-name>/parameters`, 54 * these configured parameters will be used. 55 */ 56 public class VaadinServletDispatchingFilter extends ServletDispatchingFilter { 57 private final MagnoliaConfigurationProperties magnoliaProperties; 58 59 @Inject 60 public VaadinServletDispatchingFilter(ComponentProvider componentProvider, MagnoliaConfigurationProperties magnoliaProperties) { 61 super(componentProvider); 62 this.magnoliaProperties = magnoliaProperties; 63 } 64 65 @Override 66 public Map getParameters() { 67 // enrich parameters if magnolia.develop=true 68 Map<String, String> parameters = new HashMap<>(); 69 if (magnoliaProperties.getBooleanProperty("magnolia.develop")) { 70 parameters.put(Constants.SERVLET_PARAMETER_PRODUCTION_MODE, "false"); 71 parameters.put(Constants.SERVLET_PARAMETER_RESOURCE_CACHE_TIME, "0"); 72 } 73 // give precedence to configured parameters 74 parameters.putAll(super.getParameters()); 75 return parameters; 76 } 77 }