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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/cronet/android/cronet_upload_data_stream_adapter.h"
#include <memory>
#include <string>
#include <utility>
#include "base/android/jni_android.h"
#include "base/android/jni_string.h"
#include "base/check_op.h"
#include "base/functional/bind.h"
#include "base/task/single_thread_task_runner.h"
#include "components/cronet/android/cronet_url_request_adapter.h"
#include "components/cronet/android/io_buffer_with_byte_buffer.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "components/cronet/android/cronet_jni_headers/CronetUploadDataStream_jni.h"
using base::android::JavaParamRef;
namespace cronet {
CronetUploadDataStreamAdapter::CronetUploadDataStreamAdapter(
JNIEnv* env,
const JavaParamRef<jobject>& jupload_data_stream) {
jupload_data_stream_.Reset(jupload_data_stream);
}
CronetUploadDataStreamAdapter::~CronetUploadDataStreamAdapter() {
}
void CronetUploadDataStreamAdapter::InitializeOnNetworkThread(
base::WeakPtr<CronetUploadDataStream> upload_data_stream) {
DCHECK(!upload_data_stream_);
DCHECK(!network_task_runner_.get());
upload_data_stream_ = upload_data_stream;
network_task_runner_ = base::SingleThreadTaskRunner::GetCurrentDefault();
DCHECK(network_task_runner_);
}
void CronetUploadDataStreamAdapter::Read(scoped_refptr<net::IOBuffer> buffer,
int buf_len) {
DCHECK(upload_data_stream_);
DCHECK(network_task_runner_);
DCHECK(network_task_runner_->BelongsToCurrentThread());
DCHECK_GT(buf_len, 0);
JNIEnv* env = base::android::AttachCurrentThread();
// Allow buffer reuse if |buffer| and |buf_len| are exactly the same as the
// ones used last time.
if (!(buffer_ && buffer_->io_buffer()->data() == buffer->data() &&
buffer_->io_buffer_len() == buf_len)) {
buffer_ = std::make_unique<ByteBufferWithIOBuffer>(env, std::move(buffer),
buf_len);
}
Java_CronetUploadDataStream_readData(env, jupload_data_stream_,
buffer_->byte_buffer());
}
void CronetUploadDataStreamAdapter::Rewind() {
DCHECK(upload_data_stream_);
DCHECK(network_task_runner_->BelongsToCurrentThread());
JNIEnv* env = base::android::AttachCurrentThread();
Java_CronetUploadDataStream_rewind(env, jupload_data_stream_);
}
void CronetUploadDataStreamAdapter::OnUploadDataStreamDestroyed() {
// If CronetUploadDataStream::InitInternal was never called,
// |upload_data_stream_| and |network_task_runner_| will be NULL.
DCHECK(!network_task_runner_ ||
network_task_runner_->BelongsToCurrentThread());
JNIEnv* env = base::android::AttachCurrentThread();
Java_CronetUploadDataStream_onUploadDataStreamDestroyed(env,
jupload_data_stream_);
// |this| is invalid here since the Java call above effectively destroys it.
}
void CronetUploadDataStreamAdapter::OnReadSucceeded(JNIEnv* env,
int bytes_read,
bool final_chunk) {
DCHECK(bytes_read > 0 || (final_chunk && bytes_read == 0));
network_task_runner_->PostTask(
FROM_HERE, base::BindOnce(&CronetUploadDataStream::OnReadSuccess,
upload_data_stream_, bytes_read, final_chunk));
}
void CronetUploadDataStreamAdapter::OnRewindSucceeded(JNIEnv* env) {
network_task_runner_->PostTask(
FROM_HERE, base::BindOnce(&CronetUploadDataStream::OnRewindSuccess,
upload_data_stream_));
}
void CronetUploadDataStreamAdapter::Destroy(JNIEnv* env) {
delete this;
}
static jlong JNI_CronetUploadDataStream_AttachUploadDataToRequest(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jupload_data_stream,
jlong jcronet_url_request_adapter,
jlong jlength) {
CronetURLRequestAdapter* request_adapter =
reinterpret_cast<CronetURLRequestAdapter*>(jcronet_url_request_adapter);
DCHECK(request_adapter != nullptr);
CronetUploadDataStreamAdapter* adapter =
new CronetUploadDataStreamAdapter(env, jupload_data_stream);
std::unique_ptr<CronetUploadDataStream> upload_data_stream(
new CronetUploadDataStream(adapter, jlength));
request_adapter->SetUpload(std::move(upload_data_stream));
return reinterpret_cast<jlong>(adapter);
}
static jlong JNI_CronetUploadDataStream_CreateAdapterForTesting(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jupload_data_stream) {
CronetUploadDataStreamAdapter* adapter =
new CronetUploadDataStreamAdapter(env, jupload_data_stream);
return reinterpret_cast<jlong>(adapter);
}
static jlong JNI_CronetUploadDataStream_CreateUploadDataStreamForTesting(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jupload_data_stream,
jlong jlength,
jlong jadapter) {
CronetUploadDataStreamAdapter* adapter =
reinterpret_cast<CronetUploadDataStreamAdapter*>(jadapter);
CronetUploadDataStream* upload_data_stream =
new CronetUploadDataStream(adapter, jlength);
return reinterpret_cast<jlong>(upload_data_stream);
}
} // namespace cronet
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