io.github.microcks.util.UsernamePasswordProxyAuthenticator Maven / Gradle / Ivy

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/*
 * Licensed to Laurent Broudoux (the "Author") under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Author licenses this
 * file to you 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.
 */
package io.github.microcks.util;

import io.github.microcks.config.ProxySettings;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.net.Authenticator;
import java.net.PasswordAuthentication;

/**
 * A simple Authenticator for basic network authentication handling.
 * @author laurent
 */
public class UsernamePasswordProxyAuthenticator extends Authenticator{

   /** A simple logger for diagnostic messages. */
   private static Logger log = LoggerFactory.getLogger(UsernamePasswordProxyAuthenticator.class);

   private final ProxySettings settings;

   private final PasswordAuthentication authentication;
   
   /**
    * Constructor.
    * @param settings The proxy settings for network to reach out.
    */
   public UsernamePasswordProxyAuthenticator(ProxySettings settings) {
      this.settings = settings;
      this.authentication = new PasswordAuthentication(settings.getUsername(), settings.getPassword().toCharArray());
   }

   protected PasswordAuthentication getPasswordAuthentication(){
      // Return authentication information only if requester is the identified proxy.
      log.debug("Handling proxy authentication for {}", getRequestingHost());
      if (getRequestorType() == RequestorType.PROXY) {
         if (getRequestingHost().equalsIgnoreCase(settings.getHost())
               && getRequestingPort() == settings.getPort()) {
            return authentication;
         }
      }
      return null;
  }
}