| /* |
| * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.net.httpserver; |
| |
| import com.sun.net.httpserver.*; |
| import java.io.*; |
| import java.nio.*; |
| import java.nio.channels.*; |
| import sun.net.www.MessageHeader; |
| import java.util.*; |
| import javax.security.auth.*; |
| import javax.security.auth.callback.*; |
| import javax.security.auth.login.*; |
| |
| public class AuthFilter extends Filter { |
| |
| private Authenticator authenticator; |
| |
| public AuthFilter (Authenticator authenticator) { |
| this.authenticator = authenticator; |
| } |
| |
| public String description () { |
| return "Authentication filter"; |
| } |
| |
| public void setAuthenticator (Authenticator a) { |
| authenticator = a; |
| } |
| |
| public void consumeInput (HttpExchange t) throws IOException { |
| InputStream i = t.getRequestBody(); |
| byte[] b = new byte [4096]; |
| while (i.read (b) != -1); |
| i.close (); |
| } |
| |
| /** |
| * The filter's implementation, which is invoked by the server |
| */ |
| public void doFilter (HttpExchange t, Filter.Chain chain) throws IOException |
| { |
| if (authenticator != null) { |
| Authenticator.Result r = authenticator.authenticate (t); |
| if (r instanceof Authenticator.Success) { |
| Authenticator.Success s = (Authenticator.Success)r; |
| ExchangeImpl e = ExchangeImpl.get (t); |
| e.setPrincipal (s.getPrincipal()); |
| chain.doFilter (t); |
| } else if (r instanceof Authenticator.Retry) { |
| Authenticator.Retry ry = (Authenticator.Retry)r; |
| consumeInput (t); |
| t.sendResponseHeaders (ry.getResponseCode(), -1); |
| } else if (r instanceof Authenticator.Failure) { |
| Authenticator.Failure f = (Authenticator.Failure)r; |
| consumeInput (t); |
| t.sendResponseHeaders (f.getResponseCode(), -1); |
| } |
| } else { |
| chain.doFilter (t); |
| } |
| } |
| } |