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OpenPLC_v3
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utils/dnp3_src/java/cpp/adapters/CString.h
58 строк
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thiagoralves
First commit. OpenPLC v3 beta 1
14 июн 2018, 20:43
14 июн 2018, 20:43
1b10e97
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/** * Copyright 2013 Automatak, LLC * * Licensed to Automatak, LLC (www.automatak.com) under one or more * contributor license agreements. See the NOTICE file distributed with this * work for additional information regarding copyright ownership. Automatak, LLC * licenses this file to you 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.html * * 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. */ #ifndef OPENDNP3_CSTRING_H #define OPENDNP3_CSTRING_H #include <jni.h> #include <openpal/util/Uncopyable.h> // RAII class for java <=> cstring class CString : private openpal::Uncopyable { JNIEnv* env; jstring jstr; const char* cstr; public: CString(JNIEnv* env, jstring jstr) : env(env), jstr(jstr), cstr(env->GetStringUTFChars(jstr, nullptr)) {} ~CString() { env->ReleaseStringUTFChars(jstr, cstr); } std::string str() const { return std::string(cstr); } operator const char* () const { return cstr; } }; #endif