| /******************************************************************************* |
| * Copyright (c) 2020 Christian Pontesegger and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Christian Pontesegger - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.skills.service; |
| |
| import java.util.Map; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| public class StringReplacer { |
| |
| private static Pattern WILDCARD_PATTERN = Pattern.compile("\\$\\{(.*?)\\}"); |
| |
| public static String replace(String data, Map<String, String> replacements) { |
| if (data != null) { |
| final Matcher matcher = WILDCARD_PATTERN.matcher(data); |
| data = matcher.replaceAll(matchResult -> getReplacement(matchResult.group(1), replacements)); |
| |
| return data.trim(); |
| } |
| |
| return data; |
| } |
| |
| private static String getReplacement(String key, Map<String, String> replacements) { |
| final String candidate = (replacements != null) ? replacements.get(key) : ""; |
| return (candidate != null) ? candidate : ""; |
| } |
| } |