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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 "JavaString.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 JavaString::JavaString(JNIEnv* env,
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31 jstring javaStr) :
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32 env_(env),
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33 javaStr_(javaStr)
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34 {
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35 if (env == NULL ||
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36 javaStr == 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 cStr_ = env_->GetStringUTFChars(javaStr_, &isCopy_);
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42 if (cStr_ == NULL)
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43 {
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44 throw std::runtime_error("Cannot read string");
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45 }
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46 }
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47
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48
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49 JavaString::~JavaString()
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50 {
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51 /**
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52 * "The ReleaseString-Chars call is necessary whether
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53 * GetStringChars has set isCopy to JNI_TRUE or JNI_FALSE."
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54 * https://stackoverflow.com/a/5863081
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55 **/
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56 env_->ReleaseStringUTFChars(javaStr_, cStr_);
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57 }
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