auto import from //depot/cupcake/@135843

1 files changed, 65 insertions, 0 deletions

diff --git a/core/java/android/webkit/CacheLoader.java b/core/java/android/webkit/CacheLoader.java
new file mode 100644
index 0000000..3e1b602
--- /dev/null
+++ b/core/java/android/webkit/CacheLoader.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed 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.
+ */
+
+package android.webkit;
+
+import android.net.http.Headers;
+
+/**
+ * This class is a concrete implementation of StreamLoader that uses a
+ * CacheResult as the source for the stream. The CacheResult stored mimetype
+ * and encoding is added to the HTTP response headers.
+ */
+class CacheLoader extends StreamLoader {
+
+    CacheManager.CacheResult mCacheResult;  // Content source
+
+    /**
+     * Constructs a CacheLoader for use when loading content from the cache.
+     *
+     * @param loadListener LoadListener to pass the content to
+     * @param result CacheResult used as the source for the content.
+     */
+    CacheLoader(LoadListener loadListener, CacheManager.CacheResult result) {
+        super(loadListener);
+        mCacheResult = result;
+    }
+
+    @Override
+    protected boolean setupStreamAndSendStatus() {
+        mDataStream = mCacheResult.inStream;
+        mContentLength = mCacheResult.contentLength;
+        mHandler.status(1, 1, mCacheResult.httpStatusCode, "OK");
+        return true;
+    }
+
+    @Override
+    protected void buildHeaders(Headers headers) {
+        StringBuilder sb = new StringBuilder(mCacheResult.mimeType);
+        if (mCacheResult.encoding != null &&
+                mCacheResult.encoding.length() > 0) {
+            sb.append(';');
+            sb.append(mCacheResult.encoding);
+        }
+        headers.setContentType(sb.toString());
+
+        if (mCacheResult.location != null &&
+                mCacheResult.location.length() > 0) {
+            headers.setLocation(mCacheResult.location);
+        }
+    }
+
+}