| /* |
| * 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.myfaces.tobago.example.demo; |
| |
| import org.apache.myfaces.tobago.model.ExpandedState; |
| import org.apache.myfaces.tobago.model.SheetState; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import jakarta.enterprise.context.ApplicationScoped; |
| import jakarta.inject.Named; |
| import java.io.IOException; |
| import java.lang.invoke.MethodHandles; |
| import java.net.URL; |
| import java.text.DateFormat; |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| import java.util.Enumeration; |
| import java.util.TimeZone; |
| import java.util.jar.Attributes; |
| import java.util.jar.Manifest; |
| |
| @ApplicationScoped |
| @Named |
| public class ManifestReader { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| private final ManifestEntry manifestTree; |
| |
| private final SheetState state; |
| |
| private Date buildTime; |
| |
| public ManifestReader() { |
| |
| state = new SheetState(); |
| state.setExpandedState(new ExpandedState(1)); |
| manifestTree = new ManifestEntry("Tobago Example Demo", null); |
| |
| URL url = null; |
| try { |
| final Enumeration<URL> ul = getClass().getClassLoader().getResources("META-INF/MANIFEST.MF"); |
| |
| while (ul.hasMoreElements()) { |
| url = ul.nextElement(); |
| |
| String name = url.toString(); |
| name = name.replaceAll(".+/([^/]+\\.jar)\\!/META-INF/MANIFEST.MF", "$1"); |
| final ManifestEntry jar = new ManifestEntry(name, null); |
| manifestTree.add(jar); |
| |
| final Manifest manifest = new Manifest(url.openStream()); |
| final Attributes attributes = manifest.getMainAttributes(); |
| for (final Object key : attributes.keySet()) { |
| jar.add(new ManifestEntry(key.toString(), attributes.get(key).toString())); |
| } |
| if (name.startsWith("tobago-core")) { |
| final DateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'"); |
| format.setTimeZone(TimeZone.getTimeZone("UTC")); |
| try { |
| buildTime = format.parse(attributes.getValue("Build-Time")); |
| } catch (final ParseException e) { |
| LOG.error("Can't parse '" + attributes.getValue("Build-Time") + "'", e); |
| } |
| } |
| } |
| } catch (final IOException e) { |
| LOG.error("Problem while processing URL: " + url, e); |
| } |
| } |
| |
| public ManifestEntry getManifestTree() { |
| return manifestTree; |
| } |
| |
| public SheetState getState() { |
| return state; |
| } |
| |
| public Date getBuildTime() { |
| return buildTime; |
| } |
| } |