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

mobile/android/thirdparty/ch/boye/httpclientandroidlib/protocol/UriPatternMatcher.java

@@ -0,0 +1,165 @@
+/*
+ * ====================================================================
+ * 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.protocol;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import ch.boye.httpclientandroidlib.annotation.GuardedBy;
+import ch.boye.httpclientandroidlib.annotation.ThreadSafe;
+import ch.boye.httpclientandroidlib.util.Args;
+
+/**
+ * Maintains a map of objects keyed by a request URI pattern.
+ * <br>
+ * Patterns may have three formats:
+ * <ul>
+ *   <li><code>*</code></li>
+ *   <li><code>*&lt;uri&gt;</code></li>
+ *   <li><code>&lt;uri&gt;*</code></li>
+ * </ul>
+ * <br>
+ * This class can be used to resolve an object matching a particular request
+ * URI.
+ *
+ * @since 4.0
+ */
+@ThreadSafe
+public class UriPatternMatcher<T> {
+
+    @GuardedBy("this")
+    private final Map<String, T> map;
+
+    public UriPatternMatcher() {
+        super();
+        this.map = new HashMap<String, T>();
+    }
+
+    /**
+     * Registers the given object for URIs matching the given pattern.
+     *
+     * @param pattern the pattern to register the handler for.
+     * @param obj the object.
+     */
+    public synchronized void register(final String pattern, final T obj) {
+        Args.notNull(pattern, "URI request pattern");
+        this.map.put(pattern, obj);
+    }
+
+    /**
+     * Removes registered object, if exists, for the given pattern.
+     *
+     * @param pattern the pattern to unregister.
+     */
+    public synchronized void unregister(final String pattern) {
+        if (pattern == null) {
+            return;
+        }
+        this.map.remove(pattern);
+    }
+
+    /**
+     * @deprecated (4.1) do not use
+     */
+    @Deprecated
+    public synchronized void setHandlers(final Map<String, T> map) {
+        Args.notNull(map, "Map of handlers");
+        this.map.clear();
+        this.map.putAll(map);
+    }
+
+    /**
+     * @deprecated (4.1) do not use
+     */
+    @Deprecated
+    public synchronized void setObjects(final Map<String, T> map) {
+        Args.notNull(map, "Map of handlers");
+        this.map.clear();
+        this.map.putAll(map);
+    }
+
+    /**
+     * @deprecated (4.1) do not use
+     */
+    @Deprecated
+    public synchronized Map<String, T> getObjects() {
+        return this.map;
+    }
+
+    /**
+     * Looks up an object matching the given request path.
+     *
+     * @param path the request path
+     * @return object or <code>null</code> if no match is found.
+     */
+    public synchronized T lookup(final String path) {
+        Args.notNull(path, "Request path");
+        // direct match?
+        T obj = this.map.get(path);
+        if (obj == null) {
+            // pattern match?
+            String bestMatch = null;
+            for (final String pattern : this.map.keySet()) {
+                if (matchUriRequestPattern(pattern, path)) {
+                    // we have a match. is it any better?
+                    if (bestMatch == null
+                            || (bestMatch.length() < pattern.length())
+                            || (bestMatch.length() == pattern.length() && pattern.endsWith("*"))) {
+                        obj = this.map.get(pattern);
+                        bestMatch = pattern;
+                    }
+                }
+            }
+        }
+        return obj;
+    }
+
+    /**
+     * Tests if the given request path matches the given pattern.
+     *
+     * @param pattern the pattern
+     * @param path the request path
+     * @return <code>true</code> if the request URI matches the pattern,
+     *   <code>false</code> otherwise.
+     */
+    protected boolean matchUriRequestPattern(final String pattern, final String path) {
+        if (pattern.equals("*")) {
+            return true;
+        } else {
+            return
+            (pattern.endsWith("*") && path.startsWith(pattern.substring(0, pattern.length() - 1))) ||
+            (pattern.startsWith("*") && path.endsWith(pattern.substring(1, pattern.length())));
+        }
+    }
+
+    @Override
+    public String toString() {
+        return this.map.toString();
+    }
+
+}