jnilibxml2.java Source code

Introduction

Here is the source code for jnilibxml2.java

Source

/* A simple Java JNI program that gets json parsed versions of an XML from a C library
 *
 *     Copyright (C) 2016  Louis Kemp
 *
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>
 *   
 */
// Java version 8 lacks a JSON parser use https://github.com/fangyidong/json-simple
import org.json.simple.*;
import org.json.simple.parser.*;

public class jnilibxml2 {
    static {
        System.loadLibrary("jnixml2");
    }

    // give the parser work
    static private native String xmlparsefile(String filename);

    public static void main(String[] args) {
        // Create Json parser
        JSONParser parser = new JSONParser();
        // Create string that will hold the native call's return
        String[] LibReturnString = new String[args.length];
        Integer i = 0;
        if (args.length < 0) {
            System.out.println("Please supply a file to parse in commandline");
        }
        try {
            // allow the user to supply as many xml files as they wish
            for (i = 0; i < args.length; i++) {
                // run the native call on the file and get the string
                LibReturnString[i] = xmlparsefile(args[i]);
                Object obj = parser.parse(LibReturnString[i]);
                // JSON object is parsed and ready
                JSONObject jsonObject = (JSONObject) obj;
                // Dump it to output to confirm everything is functioning.
                System.out.println(jsonObject);
            }
        } catch (ParseException e) {
            e.printStackTrace();
        }
    }
}