60 lines
1.5 KiB
Java
60 lines
1.5 KiB
Java
package com.rusefi.util;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileReader;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Generic file utilities
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* <p/>
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* 12/9/13
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* (c) Andrey Belomutskiy
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*/
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public class FileUtils {
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private FileUtils() {
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}
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/**
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* @param fileName
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* @return Full content of the file as one String
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* @throws IOException
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*/
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public static String readFile(String fileName) throws IOException {
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checkExistence(fileName);
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System.out.println("Reading " + fileName);
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StringBuilder sb = new StringBuilder();
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String line;
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BufferedReader br = new BufferedReader(new FileReader(fileName));
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while (((line = br.readLine()) != null))
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sb.append(line).append("\r\n");
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br.close();
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return sb.toString();
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}
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private static void checkExistence(String fileName) {
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if (!new File(fileName).isFile()) {
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System.err.println("File not found: " + fileName);
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System.exit(-1);
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}
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}
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public static List<String> readFileToList(String fileName) throws IOException {
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checkExistence(fileName);
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List<String> result = new ArrayList<String>();
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System.out.println("Reading " + fileName);
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String line;
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BufferedReader br = new BufferedReader(new FileReader(fileName));
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while (((line = br.readLine()) != null))
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result.add(line);
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return result;
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}
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}
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