不良人2手游凌霄子:麻烦各位Java高手帮我解释一下这个程序

/*
* The source code contained herein is licensed under the IBM Public License
* Version 1.0, which has been approved by the Open Source Initiative.
* Copyright (C) 2001, International Business Machines Corporation
* Copyright (C) 2001, Hewlett-Packard Company
* All Rights Reserved.
*
*/

import java.util.Properties;

import org.uddi4j.transport.TransportFactory;

/**
* Configures the environment for the UDDI4J samples.
* <OL>
* <LI>Reads samples property file.
* <LI>Sets SOAP transport according to property file.
* <LI>Configures SSL/JSSE provider
* </OL>
*
* @author David Melgar (dmelgar@us.ibm.com)
*/

public class Configurator {

/**
* Loads configuration file. File may require
* modification before running samples.
*
* @return Loaded properties object
*/
public static Properties load() {
Properties config = new Properties();
try {
config.load(new java.io.FileInputStream("samples.prop"));
} catch (Exception e) {
System.out.println("Error loading samples property file\n" + e);
}

// Configure UDDI4J system properties. Normally set on commandline or elsewhere
// SOAP transport being used
if (System.getProperty(TransportFactory.PROPERTY_NAME)==null) {
System.setProperty(TransportFactory.PROPERTY_NAME, config.getProperty("TransportClassName"));
}
// Logging
if (System.getProperty("org.uddi4j.logEnabled")==null) {
System.setProperty("org.uddi4j.logEnabled", config.getProperty("logEnabled"));
}

// Configure JSSE support
try {
System.setProperty("java.protocol.handler.pkgs", config.getProperty("handlerPackageName"));

// Dynamically loads security provider based on properties. Typically configured in JRE
java.security.Security.addProvider((java.security.Provider)
Class.forName(config.getProperty("securityClassName")).newInstance());
} catch (Exception e) {
System.out.println("Error configuring JSSE provider. Make sure JSSE is in classpath.\n" + e);
}
return config;
}
}