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package org.openslx.network;
import java.net.Authenticator;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.ProxySelector;
import org.apache.log4j.Logger;
import com.btr.proxy.search.wpad.WpadProxySearchStrategy;
/**
* Class for configuring proxy settings system wide, if necessary.
*
* @author bjoern
*
*/
public class ProxyConfiguration
{
private static final Logger log = Logger.getLogger( ProxyConfiguration.class );
public static void configProxy()
{
// Reset proxy settings first
ProxySelector.setDefault( null );
Authenticator.setDefault( null );
// Configuring proxy settings. First read options from config file.
ProxyProperties.load();
String proxyConfiguration = ProxyProperties.getProxyConf();
if ( proxyConfiguration.equals( "AUTO" ) || proxyConfiguration.isEmpty() ) {
log.info( "Configuring proxy settings automatically..." );
// Configuring proxy settings automatically.
WpadProxySearchStrategy wPSS = new WpadProxySearchStrategy();
try {
ProxySelector pS = wPSS.getProxySelector();
ProxySelector.setDefault( pS );
} catch ( Throwable e ) {
log.error( "Setting proxy configuration automatically failed.", e );
}
return;
}
if ( proxyConfiguration.equals( "YES" ) ) {
// Take the proxy settings from config file.
// First check if one of the following necessary options might not be set.
if ( ProxyProperties.hasProxyAddress() ) {
String proxyAddress = ProxyProperties.getProxyAddress();
int proxyPort = ProxyProperties.getProxyPort();
// Configure proxy.
Proxy proxy = new Proxy( Proxy.Type.SOCKS, new InetSocketAddress( proxyAddress, proxyPort ) );
StaticProxySelector sPS = new StaticProxySelector( proxy );
ProxySelector.setDefault( sPS );
if ( !ProxyProperties.hasProxyCredentials() ) {
log.info( "Configuring proxy settings manually WITH authentication..." );
// use Proxy with authentication.
String proxyUname = ProxyProperties.getProxyUsername();
String proxyPass = ProxyProperties.getProxyPassword();
// Set authentication.
StaticProxyAuthenticator sPA = new StaticProxyAuthenticator( proxyUname, proxyPass );
Authenticator.setDefault( sPA );
}
}
}
}
}
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