Java tutorial
/******************************************************************************* * (c) Copyright 2016 Hewlett-Packard Development Company, L.P. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Apache License v2.0 which accompany this distribution. * * The Apache License is available at * http://www.apache.org/licenses/LICENSE-2.0 * *******************************************************************************/ package io.cloudslang.lang.entities.utils; import io.cloudslang.lang.entities.bindings.values.Value; import io.cloudslang.lang.entities.bindings.values.ValueFactory; import java.io.Serializable; import java.util.HashMap; import java.util.Map; /** * @author Bonczidai Levente * @since 3/30/2016 */ public final class MapUtils { private MapUtils() { } public static Map<String, Value> mergeMaps(Map<String, Value> map1, Map<String, Value> map2) { Map<String, Value> result = new HashMap<>(); putAllIfNotEmpty(result, map1); putAllIfNotEmpty(result, map2); return result; } public static Map<String, Value> convertMapNonSensitiveValues(Map<String, ? extends Serializable> source) { Map<String, Value> target = new HashMap<>(source.size()); for (Map.Entry<String, ? extends Serializable> entry : source.entrySet()) { target.put(entry.getKey(), ValueFactory.create(entry.getValue())); } return target; } private static void putAllIfNotEmpty(Map<String, Value> target, Map<String, Value> source) { if (org.apache.commons.collections4.MapUtils.isNotEmpty(source)) { target.putAll(source); } } }