Here you can find the source of loadProperties(File file)
public static Properties loadProperties(File file) throws IOException
//package com.java2s; /*//from ww w. j a v a 2 s.co m * Copyright 2010-2010 LinkedIn, Inc * * 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.io.File; import java.io.FileReader; import java.io.IOException; import java.io.Reader; import java.util.Properties; public class Main { /** * Convenient call to load a properties file from the provided file */ public static Properties loadProperties(File file) throws IOException { if (file == null) return null; FileReader reader = new FileReader(file); try { return loadProperties(reader); } finally { reader.close(); } } /** * Convenient call to load a properties file from the provided reader */ public static Properties loadProperties(Reader reader) throws IOException { if (reader == null) return null; Properties properties = new Properties(); properties.load(reader); return properties; } }