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flipper/libs/fbjni/cxx/fbjni/ByteBuffer.h
Pritesh Nandgaonkar 72045da4be Use the latest fbjni
2018-06-15 15:55:10 +01:00

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1.3 KiB
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/**
* Copyright 2018-present, Facebook, Inc.
*
* 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.
*/
#pragma once
#include <fbjni/fbjni.h>
namespace facebook {
namespace jni {
class JBuffer : public JavaClass<JBuffer> {
public:
static constexpr const char* kJavaDescriptor = "Ljava/nio/Buffer;";
void rewind() const;
};
// JNI's NIO support has some awkward preconditions and error reporting. This
// class provides much more user-friendly access.
class JByteBuffer : public JavaClass<JByteBuffer, JBuffer> {
public:
static constexpr const char* kJavaDescriptor = "Ljava/nio/ByteBuffer;";
static local_ref<JByteBuffer> wrapBytes(uint8_t* data, size_t size);
bool isDirect() const;
uint8_t* getDirectBytes() const;
size_t getDirectSize() const;
};
}}