source: trunk/JavaHelperLib/src/de/ugoe/cs/util/FileTools.java @ 147

package de.ugoe.cs.util;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class FileTools {
        
        /**
         * <p>
         * Returns an array of the lines contained in a file. The line seperator is "\r\n".
         * </p>
         * @param filename name of the file
         * @return string array, where each line contains a file
         * @throws IOException see {@link FileReader#read(char[])}, {@link FileReader#close()} 
         * @throws FileNotFoundException see {@link FileReader#FileReader(File)}
         */
        public static String[] getLinesFromFile(String filename) throws IOException, FileNotFoundException {
                return getLinesFromFile(filename, true);
        }
        
        /**
         * <p>
         * Returns an array of the lines contained in a file.
         * </p>
         * @param filename name of the file
         * @param carriageReturn if true, "\r\n", if false "\n" is used as line seperator
         * @return string array, where each line contains a file
         * @throws IOException see {@link FileReader#read(char[])}, {@link FileReader#close()} 
         * @throws FileNotFoundException see {@link FileReader#FileReader(File)}
         */
        public static String[] getLinesFromFile(String filename, boolean carriageReturn) throws IOException, FileNotFoundException {
                File f = new File(filename);
                FileReader reader = new FileReader(f);
                char[] buffer = new char[(int) f.length()];
                reader.read(buffer);
                reader.close();
                String splitString;
                if( carriageReturn ) {
                        splitString = "\r\n";
                } else {
                        splitString = "\n";
                }
                return (new String(buffer)).split(splitString);
        }

}