godot/platform/android/string_android.h

/**************************************************************************/
/*  string_android.h                                                      */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
/*                                                                        */
/* Permission is hereby granted, free of charge, to any person obtaining  */
/* a copy of this software and associated documentation files (the        */
/* "Software"), to deal in the Software without restriction, including    */
/* without limitation the rights to use, copy, modify, merge, publish,    */
/* distribute, sublicense, and/or sell copies of the Software, and to     */
/* permit persons to whom the Software is furnished to do so, subject to  */
/* the following conditions:                                              */
/*                                                                        */
/* The above copyright notice and this permission notice shall be         */
/* included in all copies or substantial portions of the Software.        */
/*                                                                        */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
/**************************************************************************/

#ifndef STRING_ANDROID_H
#define STRING_ANDROID_H

#include "thread_jandroid.h"

#include "core/string/ustring.h"

#include <jni.h>

/**
 * Converts JNI jstring to Godot String.
 * @param source Source JNI string. If null an empty string is returned.
 * @param env JNI environment instance. If null obtained by get_jni_env().
 * @return Godot string instance.
 */
static inline String jstring_to_string(jstring source, JNIEnv *env = nullptr) {
	String result;
	if (source) {
		if (!env) {
			env = get_jni_env();
		}
		const char *const source_utf8 = env->GetStringUTFChars(source, nullptr);
		if (source_utf8) {
			result.parse_utf8(source_utf8);
			env->ReleaseStringUTFChars(source, source_utf8);
		}
	}
	return result;
}

#endif // STRING_ANDROID_H