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* version 2 for more details ( a copy is included in the LICENSE file that
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*
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* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/*
* @ test
* @ bug 8263899
* @ summary HttpClient throws NPE in AuthenticationFilter when parsing www - authenticate head
*
* @ run main / othervm EmptyAuthenticate
*/
import com.sun.net.httpserver.HttpServer;
import java.io.IOException;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
public class EmptyAuthenticate {
public static void main(String[] args)
throws IOException, URISyntaxException, Interrupt
edException {
int port = 0 ;
//start server:
HttpServer server = HttpServer.create(new InetSocketAddress(port), 0 );
port = server.getAddress().getPort();
server.createContext("/" , exchange -> {
String response = "test body" ;
//this empty header will make the HttpClient throw NPE
exchange.getResponseHeaders().add("www-authenticate" , "" );
exchange.sendResponseHeaders(401 , response.length());
OutputStream os = exchange.getResponseBody();
os.write(response.getBytes());
os.close();
});
server.start();
HttpResponse<String> response = null ;
//run client:
try {
HttpClient httpClient = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder(new URI("http://localhost: " + port + "/")).GET().build();
//this line will throw NPE (wrapped by IOException) when parsing empty www-authenticate response header in AuthenticationFilter:
response = httpClient.send(request, HttpResponse.BodyHandlers.ofString());
boolean ok = !response.headers().firstValue("WWW-Authenticate" ).isEmpty();
if (!ok) {
throw new RuntimeException("WWW-Authenicate missing" );
}
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("Test failed" );
} finally {
server.stop(0 );
}
}
}
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