mpd/src/java/Exception.hxx
2019-04-24 14:09:45 +02:00

63 lines
2.0 KiB
C++

/*
* Copyright 2010-2019 Max Kellermann <max.kellermann@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef JAVA_EXCEPTION_HXX
#define JAVA_EXCEPTION_HXX
#include <stdexcept>
#include <jni.h>
namespace Java {
class Exception : public std::runtime_error {
public:
explicit Exception(JNIEnv *env, jthrowable e) noexcept;
};
/**
* Check if a Java exception has occurred, and if yes, convert
* it to a C++ #Exception and throw that.
*/
void RethrowException(JNIEnv *env);
/**
* Check if an exception has occurred, and discard it.
*
* @return true if an exception was found (and discarded)
*/
static inline bool DiscardException(JNIEnv *env) noexcept {
bool result = env->ExceptionCheck();
if (result)
env->ExceptionClear();
return result;
}
}
#endif