android_webview/browser/android_protocol_handler.h

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef ANDROID_WEBVIEW_BROWSER_ANDROID_PROTOCOL_HANDLER_H_
#define ANDROID_WEBVIEW_BROWSER_ANDROID_PROTOCOL_HANDLER_H_

#include <jni.h>
#include <memory>

class GURL;

namespace net {
class URLRequestInterceptor;
}  // namespace net

namespace android_webview {
class InputStream;

// These methods create interceptors for Android WebView-specific schemes:
//
//  - "content:" scheme is used for accessing data from Android content
//    providers, see http://developer.android.com/guide/topics/providers/
//      content-provider-basics.html#ContentURIs
std::unique_ptr<net::URLRequestInterceptor>
CreateContentSchemeRequestInterceptor();

//  - "file:" scheme extension for accessing application assets and resources
//    (file:///android_asset/ and file:///android_res/), see
//    http://developer.android.com/reference/android/webkit/
//      WebSettings.html#setAllowFileAccess(boolean)
std::unique_ptr<net::URLRequestInterceptor> CreateAssetFileRequestInterceptor();

std::unique_ptr<InputStream> CreateInputStream(JNIEnv* env, const GURL& url);

bool GetInputStreamMimeType(JNIEnv* env,
                            const GURL& url,
                            InputStream* stream,
                            std::string* mime_type);

}  // namespace android_webview

#endif  // ANDROID_WEBVIEW_BROWSER_ANDROID_PROTOCOL_HANDLER_H_