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/*******************************************************************************
* Copyright (c) 2001, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
******************************************************************************/
package org.eclipse.wst.ws.internal.parser.discovery;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import sun.misc.BASE64Encoder;
public final class NetUtils
{
/**
* Get the java.net.URLConnection given a string representing the URL. This class ensures
* that proxy settings in WSAD are respected.
* @param urlString String representing the URL.
* @return java.net.URLCDonnection URLConnection to the URL.
*/
public static final URLConnection getURLConnection(String urlString)
{
try
{
URL url = createURL(urlString);
URLConnection uc = url.openConnection();
String proxyUserName = System.getProperty("http.proxyUserName");
String proxyPassword = System.getProperty("http.proxyPassword");
if (proxyUserName != null && proxyPassword != null)
{
StringBuffer userNamePassword = new StringBuffer(proxyUserName);
userNamePassword.append(':').append(proxyPassword);
BASE64Encoder encoder = new BASE64Encoder();
String encoding = encoder.encode(userNamePassword.toString().getBytes());
userNamePassword.setLength(0);
userNamePassword.append("Basic ").append(encoding);
uc.setRequestProperty("Proxy-authorization",userNamePassword.toString());
}
return uc;
}
catch (MalformedURLException e)
{
}
catch (IOException e)
{
}
return null;
}
/**
* Get the java.io.InputStream for a URL given a string representing the URL. This class
* ensures that proxy settings in WSAD are respected.
* @param urlString String representing the URL.
* @return java.io.InputStream InputStream for reading the URL stream.
*/
public static final InputStream getURLInputStream(String urlString)
{
try
{
URLConnection uc = getURLConnection(urlString);
if (uc != null)
{
InputStream is = uc.getInputStream();
return is;
}
}
catch (IOException e)
{
}
return null;
}
/**
* Create a URL from a string.
* @param urlString String representing the URL.
* @return URL java.lang.URL representation of the URL.
* @throws MalformedURLException
*/
public static final URL createURL(String urlString) throws MalformedURLException
{
return new URL(urlString);
}
}
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