| // 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. |
| |
| #include "android_webview/browser/android_protocol_handler.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "android_webview/browser/input_stream.h" |
| #include "android_webview/browser_jni_headers/AndroidProtocolHandler_jni.h" |
| #include "android_webview/common/url_constants.h" |
| #include "base/android/jni_android.h" |
| #include "base/android/jni_string.h" |
| #include "base/android/jni_weak_ref.h" |
| #include "content/public/common/url_constants.h" |
| #include "net/base/io_buffer.h" |
| #include "net/base/mime_util.h" |
| #include "net/base/net_errors.h" |
| #include "net/http/http_util.h" |
| #include "net/url_request/url_request.h" |
| #include "url/gurl.h" |
| #include "url/url_constants.h" |
| |
| using android_webview::InputStream; |
| using android_webview::InputStream; |
| using base::android::AttachCurrentThread; |
| using base::android::ClearException; |
| using base::android::ConvertUTF8ToJavaString; |
| using base::android::JavaParamRef; |
| using base::android::ScopedJavaGlobalRef; |
| using base::android::ScopedJavaLocalRef; |
| |
| namespace android_webview { |
| |
| // static |
| std::unique_ptr<InputStream> CreateInputStream(JNIEnv* env, const GURL& url) { |
| DCHECK(url.is_valid()); |
| DCHECK(env); |
| |
| // Open the input stream. |
| ScopedJavaLocalRef<jstring> jurl = ConvertUTF8ToJavaString(env, url.spec()); |
| ScopedJavaLocalRef<jobject> stream = |
| android_webview::Java_AndroidProtocolHandler_open(env, jurl); |
| |
| if (stream.is_null()) { |
| DLOG(ERROR) << "Unable to open input stream for Android URL"; |
| return nullptr; |
| } |
| return std::make_unique<InputStream>(stream); |
| } |
| |
| bool GetInputStreamMimeType(JNIEnv* env, |
| const GURL& url, |
| InputStream* stream, |
| std::string* mime_type) { |
| // Query the mime type from the Java side. It is possible for the query to |
| // fail, as the mime type cannot be determined for all supported schemes. |
| ScopedJavaLocalRef<jstring> java_url = |
| ConvertUTF8ToJavaString(env, url.spec()); |
| ScopedJavaLocalRef<jstring> returned_type = |
| android_webview::Java_AndroidProtocolHandler_getMimeType( |
| env, stream->jobj(), java_url); |
| if (returned_type.is_null()) |
| return false; |
| |
| *mime_type = base::android::ConvertJavaStringToUTF8(returned_type); |
| return true; |
| } |
| |
| static ScopedJavaLocalRef<jstring> |
| JNI_AndroidProtocolHandler_GetAndroidAssetPath(JNIEnv* env) { |
| return ConvertUTF8ToJavaString(env, android_webview::kAndroidAssetPath); |
| } |
| |
| static ScopedJavaLocalRef<jstring> |
| JNI_AndroidProtocolHandler_GetAndroidResourcePath(JNIEnv* env) { |
| return ConvertUTF8ToJavaString(env, android_webview::kAndroidResourcePath); |
| } |
| |
| } // namespace android_webview |