Java tutorial
//package com.java2s; /* * #%L * elab4-backend * ======= * Copyright (C) 2011 - 2016 Huygens ING * ======= * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/gpl-3.0.html>. * #L% */ import java.util.regex.Matcher; import java.util.regex.Pattern; public class Main { static final Pattern ENDTAG_AFTER_NEWLINE_PATTERN = Pattern.compile("\n(</.*?>)"); public static String fixTagEndings(String body) { String newBody = body; Matcher matcher = ENDTAG_AFTER_NEWLINE_PATTERN.matcher(body); while (matcher.find()) { String endTag = matcher.group(1); newBody = newBody.replaceFirst("\n" + endTag, endTag + "\n"); matcher = ENDTAG_AFTER_NEWLINE_PATTERN.matcher(newBody); } return newBody; } }