Here you can find the source of loadProperties(File file)
public static Properties loadProperties(File file)
//package com.java2s; /*//from w w w .ja v a2 s . c o m * JBoss, Home of Professional Open Source. * Copyright 2011, Red Hat, Inc., and individual contributors * as indicated by the @author tags. See the copyright.txt file in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ import java.io.BufferedInputStream; import java.io.Closeable; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.util.Properties; public class Main { public static Properties loadProperties(File file) { Properties props = new Properties(); try { final InputStream in = new BufferedInputStream(new FileInputStream(file)); try { props.load(in); return props; } finally { safeClose(in); } } catch (Exception e) { throw new RuntimeException(e); } } public static void safeClose(Closeable c) { try { c.close(); } catch (Exception ignore) { } } }