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7
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1 /**
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2 * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium
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3 * SPDX-License-Identifier: GPL-3.0-or-later
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4 */
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5
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6 /**
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7 * Java plugin for Orthanc
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8 * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium
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9 *
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10 * This program is free software: you can redistribute it and/or
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11 * modify it under the terms of the GNU General Public License as
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12 * published by the Free Software Foundation, either version 3 of the
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13 * License, or (at your option) any later version.
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14 *
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15 * This program is distributed in the hope that it will be useful, but
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16 * WITHOUT ANY WARRANTY; without even the implied warranty of
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17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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18 * General Public License for more details.
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19 *
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20 * You should have received a copy of the GNU General Public License
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21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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22 **/
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23
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24
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25 #include "JavaBytes.h"
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26
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27 #include <stdexcept>
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28
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29
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30 JavaBytes::JavaBytes(JNIEnv* env,
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31 jbyteArray bytes) :
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32 env_(env),
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33 bytes_(bytes)
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34 {
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35 if (env == NULL ||
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36 bytes == NULL)
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37 {
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38 throw std::runtime_error("Null pointer");
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39 }
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40
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41 size_ = env->GetArrayLength(bytes);
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42
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43 if (size_ == 0)
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44 {
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45 data_ = NULL;
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46 }
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47 else
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48 {
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49 data_ = env->GetByteArrayElements(bytes_, &isCopy_);
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50 if (data_ == NULL)
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51 {
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52 throw std::runtime_error("Cannot read array of bytes");
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53 }
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54 }
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55 }
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56
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57
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58 JavaBytes::~JavaBytes()
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59 {
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60 if (size_ > 0)
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61 {
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62 env_->ReleaseByteArrayElements(bytes_, data_, 0);
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63 }
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64 }
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