feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/sun/net/www/protocol/http/NegotiateAuthentication.java

@@ -0,0 +1,235 @@
+/*
+ * Copyright (c) 2005, 2017, 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.www.protocol.http;
+
+import java.net.URL;
+import java.io.IOException;
+import java.net.Authenticator.RequestorType;
+import java.util.Base64;
+import java.util.HashMap;
+import sun.net.www.HeaderParser;
+import static sun.net.www.protocol.http.AuthScheme.NEGOTIATE;
+import static sun.net.www.protocol.http.AuthScheme.KERBEROS;
+import sun.security.action.GetPropertyAction;
+
+/**
+ * NegotiateAuthentication:
+ *
+ * @author weijun.wang@sun.com
+ * @since 1.6
+ */
+
+class NegotiateAuthentication extends AuthenticationInfo {
+
+    private static final long serialVersionUID = 100L;
+
+    final private HttpCallerInfo hci;
+
+    // These maps are used to manage the GSS availability for diffrent
+    // hosts. The key for both maps is the host name.
+    // <code>supported</code> is set when isSupported is checked,
+
+    // if it's true, a cached Negotiator is put into <code>cache</code>.
+    // the cache can be used only once, so after the first use, it's cleaned.
+    static HashMap <String, Boolean> supported = null;
+    static ThreadLocal <HashMap <String, Negotiator>> cache = null;
+    /* Whether cache is enabled for Negotiate/Kerberos */
+    private static final boolean cacheSPNEGO;
+    static {
+        String spnegoCacheProp = java.security.AccessController.doPrivileged(
+            new sun.security.action.GetPropertyAction("jdk.spnego.cache", "true"));
+        cacheSPNEGO = Boolean.parseBoolean(spnegoCacheProp);
+    }
+
+    // The HTTP Negotiate Helper
+    private Negotiator negotiator = null;
+
+   /**
+    * Constructor used for both WWW and proxy entries.
+    * @param hci a schemed object.
+    */
+    public NegotiateAuthentication(HttpCallerInfo hci) {
+        super(RequestorType.PROXY==hci.authType ? PROXY_AUTHENTICATION : SERVER_AUTHENTICATION,
+              hci.scheme.equalsIgnoreCase("Negotiate") ? NEGOTIATE : KERBEROS,
+              hci.url,
+              "");
+        this.hci = hci;
+    }
+
+    /**
+     * @return true if this authentication supports preemptive authorization
+     */
+    @Override
+    public boolean supportsPreemptiveAuthorization() {
+        return false;
+    }
+
+    /**
+     * Find out if the HttpCallerInfo supports Negotiate protocol. In order to
+     * find out yes or no, an initialization of a Negotiator object against it
+     * is tried. The generated object will be cached under the name of ths
+     * hostname at a success try.<br>
+     *
+     * If this method is called for the second time on an HttpCallerInfo with
+     * the same hostname, the answer is retrieved from cache.
+     *
+     * @return true if supported
+     */
+    synchronized public static boolean isSupported(HttpCallerInfo hci) {
+        if (supported == null) {
+            supported = new HashMap<>();
+        }
+        String hostname = hci.host;
+        hostname = hostname.toLowerCase();
+        if (supported.containsKey(hostname)) {
+            return supported.get(hostname);
+        }
+
+        Negotiator neg = Negotiator.getNegotiator(hci);
+        if (neg != null) {
+            supported.put(hostname, true);
+            // the only place cache.put is called. here we can make sure
+            // the object is valid and the oneToken inside is not null
+            if (cache == null) {
+                cache = new ThreadLocal<HashMap<String, Negotiator>>() {
+                    @Override
+                    protected HashMap<String, Negotiator> initialValue() {
+                        return new HashMap<>();
+                    }
+                };
+            }
+            cache.get().put(hostname, neg);
+            return true;
+        } else {
+            supported.put(hostname, false);
+            return false;
+        }
+    }
+
+    private static synchronized HashMap<String, Negotiator> getCache() {
+        if (cache == null) return null;
+        return cache.get();
+    }
+
+    @Override
+    protected boolean useAuthCache() {
+        return super.useAuthCache() && cacheSPNEGO;
+    }
+
+    /**
+     * Not supported. Must use the setHeaders() method
+     */
+    @Override
+    public String getHeaderValue(URL url, String method) {
+        throw new RuntimeException ("getHeaderValue not supported");
+    }
+
+    /**
+     * Check if the header indicates that the current auth. parameters are stale.
+     * If so, then replace the relevant field with the new value
+     * and return true. Otherwise return false.
+     * returning true means the request can be retried with the same userid/password
+     * returning false means we have to go back to the user to ask for a new
+     * username password.
+     */
+    @Override
+    public boolean isAuthorizationStale (String header) {
+        return false; /* should not be called for Negotiate */
+    }
+
+    /**
+     * Set header(s) on the given connection.
+     * @param conn The connection to apply the header(s) to
+     * @param p A source of header values for this connection, not used because
+     *          HeaderParser converts the fields to lower case, use raw instead
+     * @param raw The raw header field.
+     * @return true if all goes well, false if no headers were set.
+     */
+    @Override
+    public synchronized boolean setHeaders(HttpURLConnection conn, HeaderParser p, String raw) {
+
+        try {
+            String response;
+            byte[] incoming = null;
+            String[] parts = raw.split("\\s+");
+            if (parts.length > 1) {
+                incoming = Base64.getDecoder().decode(parts[1]);
+            }
+            response = hci.scheme + " " + Base64.getEncoder().encodeToString(
+                        incoming==null?firstToken():nextToken(incoming));
+
+            conn.setAuthenticationProperty(getHeaderName(), response);
+            return true;
+        } catch (IOException e) {
+            return false;
+        }
+    }
+
+    /**
+     * return the first token.
+     * @returns the token
+     * @throws IOException if <code>Negotiator.getNegotiator()</code> or
+     *                     <code>Negotiator.firstToken()</code> failed.
+     */
+    private byte[] firstToken() throws IOException {
+        negotiator = null;
+        HashMap <String, Negotiator> cachedMap = getCache();
+        if (cachedMap != null) {
+            negotiator = cachedMap.get(getHost());
+            if (negotiator != null) {
+                cachedMap.remove(getHost()); // so that it is only used once
+            }
+        }
+        if (negotiator == null) {
+            negotiator = Negotiator.getNegotiator(hci);
+            if (negotiator == null) {
+                IOException ioe = new IOException("Cannot initialize Negotiator");
+                throw ioe;
+            }
+        }
+
+        return negotiator.firstToken();
+    }
+
+    /**
+     * return more tokens
+     * @param token the token to be fed into <code>negotiator.nextToken()</code>
+     * @returns the token
+     * @throws IOException if <code>negotiator.nextToken()</code> throws Exception.
+     *  May happen if the input token is invalid.
+     */
+    private byte[] nextToken(byte[] token) throws IOException {
+        return negotiator.nextToken(token);
+    }
+
+    // MS will send a final WWW-Authenticate even if the status is already
+    // 200 OK. The token can be fed into initSecContext() again to determine
+    // if the server can be trusted. This is not the same concept as Digest's
+    // Authentication-Info header.
+    //
+    // Currently we ignore this header.
+
+}