Vertaler

TechGereedVertaler.java

import java.io.*;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * Created with IntelliJ IDEA.
 *
 * @author M. Akkerman
 *         Date: 14-12-12
 *         Time: 13:49
 */
public class TechGereedVertaler {

    public static void main(String[] args) throws IOException {
        checkInput(args);
        final String inputFile = args[0];
        final String outputFile = inputFile + "_out.txt";
        final BufferedReader reader = new BufferedReader(new FileReader(new File(inputFile)));
        final PrintWriter writer = new PrintWriter(new FileWriter(new File(outputFile)));
        String line;
        while ((line = reader.readLine()) != null) {
            writer.println(translateLine(line));
        }
        writer.flush();
    }

    private static void checkInput(String[] args) {
        if (args.length != 1) {
            System.out.println("Graag 1 filename opgeven.");
            System.exit(1);
        }
    }

    private static final String regex = "<([^>]+)>([^<]+)<.+";
    private static final Pattern pattern = Pattern.compile(regex);

    private static String translateLine(String line) {
        Matcher matcher = pattern.matcher(line);
        if (matcher.matches()) {
            String tag = matcher.group(1);
            String value = matcher.group(2);
            tag = translateTag(tag);
            return tag + " : " + value;
        }
        return "no match: " + line;
    }

    private static String translateTag(String tag) {
        if (vertaalTabel.containsKey(tag))
            return vertaalTabel.get(tag);
        return tag;
    }

    private static Map<String, String> vertaalTabel = new HashMap<String, String>() {
        {
            put("EANCodeE", "EAN Elektra");
        }
    };
}