code: protected boolean matchNonProxy( final Proxy proxy, final String hostname )
  	{
  		String host = hostname;
  
  		if ( null == hostname )
  			host = IGitHubConstants.HOST_DEFAULT; // IGitHubConstants.HOST_API;
  
  		// code from org.apache.maven.plugins.site.AbstractDeployMojo#getProxyInfo
  		final String nonProxyHosts = proxy.getNonProxyHosts();
  		if ( null != nonProxyHosts )
  		{
  			final String[] nonProxies = nonProxyHosts.split( "(,)|(;)|(\\|)" );
  			if ( null != nonProxies )
  			{
  				for ( final String nonProxyHost : nonProxies )
  				{
  					//if ( StringUtils.contains( nonProxyHost, "*" ) )
  					if ( null != nonProxyHost && nonProxyHost.contains( "*" ) )
  					{
  						// Handle wildcard at the end, beginning or middle of the nonProxyHost
  						final int pos = nonProxyHost.indexOf( '*' );
  						String nonProxyHostPrefix = nonProxyHost.substring( 0, pos );
  						String nonProxyHostSuffix = nonProxyHost.substring( pos + 1 );
  						// prefix*
  						if ( !StringUtils.isEmpty( nonProxyHostPrefix ) && host.startsWith( nonProxyHostPrefix )
  							&& StringUtils.isEmpty( nonProxyHostSuffix ) )
  						{
  							return true;
  						}
  						// *suffix
  						if ( StringUtils.isEmpty( nonProxyHostPrefix ) && !StringUtils.isEmpty( nonProxyHostSuffix )
  							&& host.endsWith( nonProxyHostSuffix ) )
  						{
  							return true;
  						}
  						// prefix*suffix
  						if ( !StringUtils.isEmpty( nonProxyHostPrefix ) && host.startsWith( nonProxyHostPrefix )
  							&& !StringUtils.isEmpty( nonProxyHostSuffix ) && host.endsWith( nonProxyHostSuffix ) )
  						{
  							return true;
  						}
  					}
  					else if ( host.equals( nonProxyHost ) )
  					{
  						return true;
  					}
  				}
  			}
  		}
  
  		return false;
  	}
docs: Check hostname that matched nonProxy setting
  
  @param proxy Maven Proxy. Must not null
  @param hostname
  @return matching result. true: match nonProxy