output: #fixed code
                               @Test
  	public void testBasicPreemptiveAuthHeader() throws Exception
  	{
  		final HttpClientBuilder client = HttpClientBuilder.create();
  		client.addInterceptorFirst(new HttpRequestInterceptor()
  		{
  			public void process(final HttpRequest r, final HttpContext context) throws HttpException, IOException
  			{
  				assertNotNull(r.getHeaders(HttpHeaders.AUTHORIZATION));
  				assertEquals(1, r.getHeaders(HttpHeaders.AUTHORIZATION).length);
  			}
  		});
  		Sardine sardine = new SardineImpl(client);
  		sardine.setCredentials("anonymous", null);
  		// mod_dav supports Range headers for PUT
  		final URI url = URI.create("http://sardine.googlecode.com/svn/trunk/README.html");
  		sardine.enablePreemptiveAuthentication(url.getHost());
  		assertTrue(sardine.exists(url.toString()));
  	}
input: #vulnerable code 
                               @Test
  	public void testBasicPreemptiveAuthHeader() throws Exception
  	{
  		final DefaultHttpClient client = new DefaultHttpClient();
  		client.addRequestInterceptor(new HttpRequestInterceptor()
  		{
  			public void process(final HttpRequest r, final HttpContext context) throws HttpException, IOException
  			{
  				assertNotNull(r.getHeaders(HttpHeaders.AUTHORIZATION));
  				assertEquals(1, r.getHeaders(HttpHeaders.AUTHORIZATION).length);
  				client.removeRequestInterceptorByClass(this.getClass());
  			}
  		});
  		Sardine sardine = new SardineImpl(client);
  		sardine.setCredentials("anonymous", null);
  		// mod_dav supports Range headers for PUT
  		final URI url = URI.create("http://sardine.googlecode.com/svn/trunk/README.html");
  		sardine.enablePreemptiveAuthentication(url.getHost());
  		assertTrue(sardine.exists(url.toString()));
  	} 
                              #location 19 
                              #vulnerability type RESOURCE_LEAK