package com.randomcoder.proxy.client.gui;

import java.util.concurrent.ConcurrentHashMap;

import org.apache.commons.httpclient.*;

import com.randomcoder.proxy.client.Authenticator;

/**
 * Authenticator which displays a Swing password dialog. Credentials are cached
 * in memory per proxy URL.
 * 
 * <pre>
 * Copyright (c) 2007, Craig Condit. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *     
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot;
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * </pre>
 */
public class SwingAuthenticator implements Authenticator
{
	private final ConcurrentHashMap<String, Credentials> credMap = new ConcurrentHashMap<String, Credentials>();
	
	public Credentials getCredentials(String name, String proxyUrl, String username, boolean force)
	{
		Credentials creds = credMap.get((name == null) ? "Default" : name);
		
		if (creds == null || force)
		{
			PasswordDialog prompt = new PasswordDialog(null, name, proxyUrl, username);
	
			prompt.setVisible(true);
			
			String user = prompt.getUsername();
			String password = prompt.getPassword();
			
			if (user == null || password == null)
				return null;

			creds = new UsernamePasswordCredentials(user, password);
			
			credMap.put(proxyUrl, creds);
		}
		
		return creds;
	}
}
package com.randomcoder.proxy.client.gui;

import java.util.concurrent.ConcurrentHashMap;

import org.apache.commons.httpclient.*;

import com.randomcoder.proxy.client.Authenticator;

/**
 * Authenticator which displays a Swing password dialog. Credentials are cached
 * in memory per proxy URL.
 * 
 * <pre>
 * Copyright (c) 2007, Craig Condit. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *     
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot;
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * </pre>
 */
public class SwingAuthenticator implements Authenticator
{
	private final ConcurrentHashMap<String, Credentials> credMap = new ConcurrentHashMap<String, Credentials>();
	
	public Credentials getCredentials(String name, String proxyUrl, String username, boolean force)
	{
		Credentials creds = credMap.get((name == null) ? "Default" : name);
		
		if (creds == null || force)
		{
			PasswordDialog prompt = new PasswordDialog(null, name, proxyUrl, username);
	
			prompt.setVisible(true);
			prompt.requestFocus();
			
			String user = prompt.getUsername();
			String password = prompt.getPassword();
			
			if (user == null || password == null)
				return null;

			creds = new UsernamePasswordCredentials(user, password);
			
			credMap.put(proxyUrl, creds);
		}
		
		return creds;
	}
}
Make password prompt grab focus.