de.invation.code.toval.file.HMDFileParser Maven / Gradle / Ivy

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package de.invation.code.toval.file;

import java.nio.charset.Charset;
import java.util.HashSet;
import java.util.Set;

import de.invation.code.toval.validate.ParameterException;


public class HMDFileParser extends LineBasedFileTransformer {
	
	public HMDFileParser(){
		super();
	}
	
	public HMDFileParser(Charset charset) throws ParameterException{
		super(charset);
	}

	@Override
	protected Set transformLine(String line) {
		Set result = new HashSet();
		result.add(line.substring(1, line.length()));
		return result;
	}

	public static void main(String[] args) throws Exception{
		if(args.length < 1 || args.length > 2){
			System.out.println("Usage: FileParser [charset] filename");
			return;
		}
		LineBasedFileTransformer parser;
		if(args.length == 2){
			parser = new HMDFileParser(Charset.forName(args[0]));
			parser.parseFile(args[1]);
		} else {
			parser = new HMDFileParser();
			parser.parseFile(args[0]);
		}
	}
	
}