| /* |
| * 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.tomee.website; |
| |
| import org.tomitribe.util.PrintString; |
| |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| public class ApisUsed { |
| |
| private static final Pattern HEADER = Pattern.compile("\n=+ *apis +used *\n", Pattern.CASE_INSENSITIVE); |
| |
| public static String insertHref(String source, final String link, final String linkText) { |
| source = normalize(source); |
| |
| if (source.contains("\n= APIs Used\n")) { |
| return updateApiList(source, link, linkText); |
| } else { |
| return addApiList(source, link, linkText); |
| } |
| } |
| |
| private static String addApiList(final String source, final String link, final String linkText) { |
| final PrintString out = new PrintString(); |
| out.println(""); |
| out.println("= APIs Used"); |
| out.println(""); |
| out.printf("- link:%s[%s]%n", link, linkText); |
| |
| return source + out.toString(); |
| } |
| |
| private static String updateApiList(final String source, final String link, final String linkText) { |
| final int start = source.indexOf("\n= APIs Used\n"); |
| final int end = ExampleLinks.min(source.indexOf("\n=", start + 1), source.length()); |
| final String content = source.substring(start, end); |
| |
| /* |
| * Do not add this link if there already one with the same title |
| */ |
| if (content.contains(String.format("[%s]", linkText))) return source; |
| |
| final String updated = content + String.format("- link:%s[%s]%n", link, linkText); |
| |
| return source.replace(content, updated); |
| } |
| |
| protected static String normalize(final String source) { |
| final Matcher matcher = HEADER.matcher(source); |
| if (!matcher.find()) return source; |
| |
| return matcher.replaceAll("\n= APIs Used\n"); |
| } |
| } |