001/**
002 * Copyright (C) 2006-2024 Talend Inc. - www.talend.com
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.talend.sdk.component.runtime.manager.util;
017
018import static java.util.Optional.ofNullable;
019import static java.util.stream.Collectors.toMap;
020import static lombok.AccessLevel.PRIVATE;
021
022import java.util.HashMap;
023import java.util.Map;
024
025import lombok.NoArgsConstructor;
026
027@NoArgsConstructor(access = PRIVATE)
028public class Overrides {
029
030    public static Map<String, String> override(final String prefix, final Map<String, String> input) {
031        return ofNullable(input)
032                .orElseGet(HashMap::new)
033                .entrySet()
034                .stream()
035                .collect(toMap(Map.Entry::getKey,
036                        e -> ofNullable(System.getProperty(prefix + "." + e.getKey())).orElseGet(e::getValue)));
037    }
038}