Mercurial > hg > orthanc-java
diff Plugin/JavaBytes.cpp @ 7:b14ed1ea3a23
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 19 Oct 2023 11:14:45 +0200 |
parents | |
children | 1c407ba1d311 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Plugin/JavaBytes.cpp Thu Oct 19 11:14:45 2023 +0200 @@ -0,0 +1,64 @@ +/** + * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium + * SPDX-License-Identifier: GPL-3.0-or-later + */ + +/** + * Java plugin for Orthanc + * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#include "JavaBytes.h" + +#include <stdexcept> + + +JavaBytes::JavaBytes(JNIEnv* env, + jbyteArray bytes) : + env_(env), + bytes_(bytes) +{ + if (env == NULL || + bytes == NULL) + { + throw std::runtime_error("Null pointer"); + } + + size_ = env->GetArrayLength(bytes); + + if (size_ == 0) + { + data_ = NULL; + } + else + { + data_ = env->GetByteArrayElements(bytes_, &isCopy_); + if (data_ == NULL) + { + throw std::runtime_error("Cannot read array of bytes"); + } + } +} + + +JavaBytes::~JavaBytes() +{ + if (size_ > 0) + { + env_->ReleaseByteArrayElements(bytes_, data_, 0); + } +}