1 files changed, 122 insertions, 0 deletions
diff --git a/src/org/apache/http/impl/cookie/BasicDomainHandler.java b/src/org/apache/http/impl/cookie/BasicDomainHandler.java
new file mode 100644
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--- /dev/null
+++ b/src/org/apache/http/impl/cookie/BasicDomainHandler.java
@@ -0,0 +1,122 @@
+/*
+ * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/impl/cookie/BasicDomainHandler.java $
+ * $Revision: 653041 $
+ * $Date: 2008-05-03 03:39:28 -0700 (Sat, 03 May 2008) $
+ *
+ * ====================================================================
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */ 
+package org.apache.http.impl.cookie;
+
+import org.apache.http.cookie.Cookie;
+import org.apache.http.cookie.CookieAttributeHandler;
+import org.apache.http.cookie.CookieOrigin;
+import org.apache.http.cookie.MalformedCookieException;
+import org.apache.http.cookie.SetCookie;
+
+public class BasicDomainHandler implements CookieAttributeHandler {
+
+    public BasicDomainHandler() {
+        super();
+    }
+    
+    public void parse(final SetCookie cookie, final String value) 
+            throws MalformedCookieException {
+        if (cookie == null) {
+            throw new IllegalArgumentException("Cookie may not be null");
+        }
+        if (value == null) {
+            throw new MalformedCookieException("Missing value for domain attribute");
+        }
+        if (value.trim().length() == 0) {
+            throw new MalformedCookieException("Blank value for domain attribute");
+        }
+        cookie.setDomain(value);
+    }
+
+    public void validate(final Cookie cookie, final CookieOrigin origin) 
+            throws MalformedCookieException {
+        if (cookie == null) {
+            throw new IllegalArgumentException("Cookie may not be null");
+        }
+        if (origin == null) {
+            throw new IllegalArgumentException("Cookie origin may not be null");
+        }
+        // Validate the cookies domain attribute.  NOTE:  Domains without 
+        // any dots are allowed to support hosts on private LANs that don't 
+        // have DNS names.  Since they have no dots, to domain-match the 
+        // request-host and domain must be identical for the cookie to sent 
+        // back to the origin-server.
+        String host = origin.getHost();
+        String domain = cookie.getDomain();
+        if (domain == null) {
+            throw new MalformedCookieException("Cookie domain may not be null");
+        }
+        if (host.contains(".")) {
+            // Not required to have at least two dots.  RFC 2965.
+            // A Set-Cookie2 with Domain=ajax.com will be accepted.
+
+            // domain must match host
+            if (!host.endsWith(domain)) {
+                if (domain.startsWith(".")) {
+                    domain = domain.substring(1, domain.length());
+                }
+                if (!host.equals(domain)) { 
+                    throw new MalformedCookieException(
+                        "Illegal domain attribute \"" + domain 
+                        + "\". Domain of origin: \"" + host + "\"");
+                }
+            }
+        } else {
+            if (!host.equals(domain)) {
+                throw new MalformedCookieException(
+                    "Illegal domain attribute \"" + domain 
+                    + "\". Domain of origin: \"" + host + "\"");
+            }
+        }
+    }
+    
+    public boolean match(final Cookie cookie, final CookieOrigin origin) {
+        if (cookie == null) {
+            throw new IllegalArgumentException("Cookie may not be null");
+        }
+        if (origin == null) {
+            throw new IllegalArgumentException("Cookie origin may not be null");
+        }
+        String host = origin.getHost();
+        String domain = cookie.getDomain();
+        if (domain == null) {
+            return false;
+        }
+        if (host.equals(domain)) {
+            return true;
+        }
+        if (!domain.startsWith(".")) {
+            domain = '.' + domain;
+        }
+        return host.endsWith(domain) || host.equals(domain.substring(1));
+    }
+    
+}