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1 /**
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2 * SPDX-FileCopyrightText: 2023-2024 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) 2023-2024 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 "JavaGlobalReference.h"
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26
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27 #include "JavaEnvironment.h"
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28
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29 #include <cassert>
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30 #include <stdexcept>
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31
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32 extern OrthancPluginContext* context_;
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33
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34
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35 JavaGlobalReference::JavaGlobalReference(JavaVirtualMachine& jvm,
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36 jobject obj) :
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37 jvm_(jvm),
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38 obj_(NULL)
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39 {
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40 if (obj == NULL)
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41 {
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42 throw std::runtime_error("Null pointer");
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43 }
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44
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45 JavaEnvironment env(jvm);
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46
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47 obj_ = env.GetValue().NewGlobalRef(obj);
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48 if (obj_ == NULL)
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49 {
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50 throw std::runtime_error("Cannot create global reference");
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51 }
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52 }
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53
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54
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55 JavaGlobalReference::~JavaGlobalReference()
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56 {
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57 assert(obj_ != NULL);
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58
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59 try
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60 {
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61 JavaEnvironment env(jvm_);
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62 env.GetValue().DeleteGlobalRef(obj_);
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63 }
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64 catch (std::runtime_error& e)
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65 {
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66 OrthancPluginLogError(context_, e.what());
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67 }
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68 }
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69
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70
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71 jobject JavaGlobalReference::GetValue()
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72 {
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73 assert(obj_ != NULL);
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74 return obj_;
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75 }
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