1 files changed, 96 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/cache/BasicHttpCacheStorage.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/cache/BasicHttpCacheStorage.java
new file mode 100644
index 000000000..225730858
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/cache/BasicHttpCacheStorage.java
@@ -0,0 +1,96 @@
+/*
+ * ====================================================================
+ * 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.impl.client.cache;
+
+import java.io.IOException;
+
+import ch.boye.httpclientandroidlib.annotation.ThreadSafe;
+import ch.boye.httpclientandroidlib.client.cache.HttpCacheEntry;
+import ch.boye.httpclientandroidlib.client.cache.HttpCacheStorage;
+import ch.boye.httpclientandroidlib.client.cache.HttpCacheUpdateCallback;
+
+/**
+ * Basic {@link HttpCacheStorage} implementation backed by an instance of
+ * {@link java.util.LinkedHashMap}. In other words, cache entries and
+ * the cached response bodies are held in-memory. This cache does NOT
+ * deallocate resources associated with the cache entries; it is intended
+ * for use with {@link HeapResource} and similar. This is the default cache
+ * storage backend used by {@link CachingHttpClients}.
+ *
+ * @since 4.1
+ */
+@ThreadSafe
+public class BasicHttpCacheStorage implements HttpCacheStorage {
+
+    private final CacheMap entries;
+
+    public BasicHttpCacheStorage(final CacheConfig config) {
+        super();
+        this.entries = new CacheMap(config.getMaxCacheEntries());
+    }
+
+    /**
+     * Places a HttpCacheEntry in the cache
+     *
+     * @param url
+     *            Url to use as the cache key
+     * @param entry
+     *            HttpCacheEntry to place in the cache
+     */
+    public synchronized void putEntry(final String url, final HttpCacheEntry entry) throws IOException {
+        entries.put(url, entry);
+    }
+
+    /**
+     * Gets an entry from the cache, if it exists
+     *
+     * @param url
+     *            Url that is the cache key
+     * @return HttpCacheEntry if one exists, or null for cache miss
+     */
+    public synchronized HttpCacheEntry getEntry(final String url) throws IOException {
+        return entries.get(url);
+    }
+
+    /**
+     * Removes a HttpCacheEntry from the cache
+     *
+     * @param url
+     *            Url that is the cache key
+     */
+    public synchronized void removeEntry(final String url) throws IOException {
+        entries.remove(url);
+    }
+
+    public synchronized void updateEntry(
+            final String url,
+            final HttpCacheUpdateCallback callback) throws IOException {
+        final HttpCacheEntry existingEntry = entries.get(url);
+        entries.put(url, callback.update(existingEntry));
+    }
+
+}