FileIO.java

package project.phase2.file;

import project.phase2.structs.StringMatchList;
import project.phase2.structs.StringMatchTuple;

import java.io.*;
import java.util.*;

/**
 * File editing tool.
 */
public class FileIO {

    private FileIO() {
    }

    public static void writeFile(final File dest, final String toWrite) throws IOException {
        BufferedWriter out = new BufferedWriter(new FileWriter(dest));
        out.write(toWrite);
        out.close();
    }

    /**
     * Convert an entire file to a string.
     *
     * @param file the file
     * @return the string representing the file
     * @throws IOException file reading has been blocked
     */
    public static String readEntireFile(final File file) throws IOException {
        StringBuffer fileData = new StringBuffer(1000);
        BufferedReader reader = new BufferedReader(
                new FileReader(file));
        char[] buf = new char[1024];
        int numRead = 0;
        while ((numRead = reader.read(buf)) != -1) {
            String readData = String.valueOf(buf, 0, numRead);
            fileData.append(readData);
            buf = new char[1024];
        }
        reader.close();
        return fileData.toString();
    }

    public static List<String> readEntireFileIntoLines(final File file) throws IOException {
        return Arrays.asList(readEntireFile(file).split(System.getProperty("line.separator")));
    }
}