001package ball.tools.javadoc; 002/*- 003 * ########################################################################## 004 * Utilities 005 * $Id: LinkRFCTaglet.html 5431 2020-02-12 19:03:17Z ball $ 006 * $HeadURL: svn+ssh://svn.hcf.dev/var/spool/scm/repository.svn/hcf-dev/blog/2019-03-30-java-interface-facades/src/main/resources/javadoc/src-html/ball/tools/javadoc/LinkRFCTaglet.html $ 007 * %% 008 * Copyright (C) 2008 - 2020 Allen D. Ball 009 * %% 010 * Licensed under the Apache License, Version 2.0 (the "License"); 011 * you may not use this file except in compliance with the License. 012 * You may obtain a copy of the License at 013 * 014 * http://www.apache.org/licenses/LICENSE-2.0 015 * 016 * Unless required by applicable law or agreed to in writing, software 017 * distributed under the License is distributed on an "AS IS" BASIS, 018 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 019 * See the License for the specific language governing permissions and 020 * limitations under the License. 021 * ########################################################################## 022 */ 023import ball.annotation.ServiceProviderFor; 024import ball.xml.FluentNode; 025import com.sun.javadoc.Tag; 026import com.sun.tools.doclets.Taglet; 027import java.net.URI; 028import java.util.Map; 029import lombok.NoArgsConstructor; 030import lombok.ToString; 031 032/** 033 * Inline {@link Taglet} providing links to external RFCs. 034 * 035 * @author {@link.uri mailto:ball@hcf.dev Allen D. Ball} 036 * @version $Revision: 5431 $ 037 */ 038@ServiceProviderFor({ Taglet.class }) 039@TagletName("link.rfc") 040@NoArgsConstructor @ToString 041public class LinkRFCTaglet extends AbstractInlineTaglet 042 implements SunToolsInternalToolkitTaglet { 043 private static final LinkRFCTaglet INSTANCE = new LinkRFCTaglet(); 044 045 public static void register(Map<Object,Object> map) { 046 register(map, INSTANCE); 047 } 048 049 private static final String TEXT = "RFC%d"; 050 private static final String PROTOCOL = "https"; 051 private static final String HOST = "www.rfc-editor.org"; 052 private static final String PATH = "/rfc/rfc%d.txt"; 053 054 @Override 055 public FluentNode toNode(Tag tag) throws Throwable { 056 FluentNode node = fragment(); 057 int rfc = Integer.valueOf(tag.text().trim()); 058 059 node = 060 a(new URI(PROTOCOL, HOST, String.format(PATH, rfc), null), 061 String.format(TEXT, rfc)) 062 .add(attr("target", "newtab")); 063 064 return node; 065 } 066}