Here you can find the source of mergePropertiesIntoMap(Properties props, Map
Parameter | Description |
---|---|
props | the Properties instance to merge (may be <code>null</code>) |
map | the target Map to merge the properties into |
public static void mergePropertiesIntoMap(Properties props, Map<String, Object> map)
//package com.java2s; /*/*from w ww. j a va 2 s.co m*/ * Copyright 2002-2013 the original author or authors. * * Licensed 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. */ import java.util.Enumeration; import java.util.Map; import java.util.Properties; public class Main { /** * Merge the given Properties instance into the given Map, copying all * properties (key-value pairs) over. * <p> * Uses <code>Properties.propertyNames()</code> to even catch default * properties linked into the original Properties instance. * * @param props * the Properties instance to merge (may be <code>null</code>) * @param map * the target Map to merge the properties into */ public static void mergePropertiesIntoMap(Properties props, Map<String, Object> map) { if (map == null) { throw new IllegalArgumentException("Map must not be null"); } if (props != null) { for (Enumeration<?> en = props.propertyNames(); en .hasMoreElements();) { String key = (String) en.nextElement(); Object value = props.getProperty(key); if (value == null) { // Potentially a non-String value... value = props.get(key); } map.put(key, value); } } } }