/* * #! * Ontopia Navigator * #- * Copyright (C) 2001 - 2013 The Ontopia Project * #- * 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 net.ontopia.topicmaps.schema.impl.osl.nav.plugins; import java.io.File; import javax.servlet.ServletContext; import javax.servlet.http.HttpServletRequest; import net.ontopia.topicmaps.nav2.utils.FrameworkUtils; import net.ontopia.topicmaps.nav2.plugins.PluginIF; import net.ontopia.topicmaps.nav2.plugins.DefaultPlugin; import net.ontopia.topicmaps.nav2.taglibs.logic.ContextTag; public class ValidationPlugin extends DefaultPlugin { public String generateHTML(ContextTag context) { ServletContext ctxt = context.getPageContext().getServletContext(); HttpServletRequest request = (HttpServletRequest)context.getPageContext().getRequest(); String tm = context.getTopicMapId(); // Does the schme exist? String path = ctxt.getRealPath("/WEB-INF/schemas/" + tm + ".osl"); if (!new File(path).exists()) return "<span title=\"No OSL schema found at: " + path + "\">No schema</span>"; else return super.generateHTML(context); } }