| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.causeway.extensions.pdfjs.wkt.integration.res; |
| |
| import org.apache.wicket.markup.head.HeaderItem; |
| import org.apache.wicket.markup.head.JavaScriptHeaderItem; |
| import org.apache.wicket.markup.head.JavaScriptReferenceType; |
| import org.apache.wicket.request.Url; |
| import org.apache.wicket.request.cycle.RequestCycle; |
| |
| import org.apache.causeway.extensions.pdfjs.wkt.integration.CausewayModuleExtPdfjsWicketIntegration; |
| |
| import lombok.Getter; |
| import lombok.val; |
| import lombok.experimental.Accessors; |
| |
| import de.agilecoders.wicket.webjars.request.resource.WebjarsJavaScriptResourceReference; |
| |
| public class PdfJsWorkerReference |
| extends WebjarsJavaScriptResourceReference { |
| |
| private static final long serialVersionUID = 1L; |
| |
| @Getter(lazy = true) @Accessors(fluent = true) |
| private static final PdfJsWorkerReference instance = |
| new PdfJsWorkerReference(); |
| |
| private PdfJsWorkerReference() { |
| super(String.format("%s/build/pdf.worker.min.%s", |
| CausewayModuleExtPdfjsWicketIntegration.getPdfJsVersion().getWebjarPath(), |
| CausewayModuleExtPdfjsWicketIntegration.getPdfJsVersion().getJavascriptRefType()==JavaScriptReferenceType.MODULE |
| ? "mjs" |
| : "js")); |
| } |
| |
| /** |
| * @return this resource reference singleton instance as header item |
| */ |
| public static HeaderItem asHeaderItem() { |
| return JavaScriptHeaderItem.forReference(instance()) |
| .setType(CausewayModuleExtPdfjsWicketIntegration.getPdfJsVersion().getJavascriptRefType()); |
| } |
| |
| public static String workerUrl() { |
| return asUrl().toString(); |
| } |
| |
| // -- HELPER |
| |
| private static Url asUrl() { |
| val pdfJsUrl = RequestCycle.get().urlFor(instance(), null); |
| return Url.parse(pdfJsUrl); |
| } |
| |
| } |