pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/thirdparty/ch/boye/httpclientandroidlib/cookie/CookieIdentityComparator.java

@@ -0,0 +1,80 @@
+/*
+ * ====================================================================
+ * 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 ch.boye.httpclientandroidlib.cookie;
+
+import java.io.Serializable;
+import java.util.Comparator;
+
+import ch.boye.httpclientandroidlib.annotation.Immutable;
+
+/**
+ * This cookie comparator can be used to compare identity of cookies.
+ * <p>
+ *  Cookies are considered identical if their names are equal and
+ *  their domain attributes match ignoring case.
+ *
+ * @since 4.0
+ */
+@Immutable
+public class CookieIdentityComparator implements Serializable, Comparator<Cookie> {
+
+    private static final long serialVersionUID = 4466565437490631532L;
+
+    public int compare(final Cookie c1, final Cookie c2) {
+        int res = c1.getName().compareTo(c2.getName());
+        if (res == 0) {
+            // do not differentiate empty and null domains
+            String d1 = c1.getDomain();
+            if (d1 == null) {
+                d1 = "";
+            } else if (d1.indexOf('.') == -1) {
+                d1 = d1 + ".local";
+            }
+            String d2 = c2.getDomain();
+            if (d2 == null) {
+                d2 = "";
+            } else if (d2.indexOf('.') == -1) {
+                d2 = d2 + ".local";
+            }
+            res = d1.compareToIgnoreCase(d2);
+        }
+        if (res == 0) {
+            String p1 = c1.getPath();
+            if (p1 == null) {
+                p1 = "/";
+            }
+            String p2 = c2.getPath();
+            if (p2 == null) {
+                p2 = "/";
+            }
+            res = p1.compareTo(p2);
+        }
+        return res;
+    }
+
+}