java-fileReadWrite/src/Main.java at master · fefong/java-fileReadWrite · GitHub

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import java.io.BufferedReader;

import java.io.BufferedWriter;

import java.io.File;

import java.io.FileReader;

import java.io.FileWriter;

import java.io.IOException;

public class Main {

private final static String FILE = "YOUR_LOG.log";

public static void main(String[] args) {

createFile();

readFile();

}

private static void readFile() {

File file = new File(FILE);

if (file.exists()) {

System.out.println("- File exists: File Name: " + file + " -");

} else {

System.out.println("- File not exists -");

return;

}

try {

FileReader reader = new FileReader(FILE);

BufferedReader buffer = new BufferedReader(reader);

String line = null;

while ((line = buffer.readLine()) != null) {

System.out.printf("%s\n", line);

}

System.out.println("- End file -");

buffer.close();

} catch (IOException e) {

System.err.format("Error! Exception %s%n", e);

}

private static void createFile() {

File file = new File(FILE);

if (file.exists()) {

System.out.println("- Update File -");

} else {

System.out.println("- Create File-");

}

String content = "Lorem ipsum dolor sit amet, consectetur adipiscing elit.\nMaecenas quis rutrum enim.\nAliquam fringilla tincidunt diam in condimentum. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed vehicula commodo ornare. Praesent a tortor ac elit vulputate interdum et eget lectus. Fusce enim nunc, elementum a turpis et, finibus dapibus sem. Nulla iaculis elementum ipsum ac dictum. Curabitur at ullamcorper risus. Aenean commodo leo leo, vitae fringilla velit iaculis eu. Praesent at gravida tortor.\r\n";

try {

FileWriter writer = new FileWriter(FILE);

BufferedWriter buffer = new BufferedWriter(writer);

buffer.write(content);

System.out.println("Success! You file is saved!");

buffer.close();

} catch (IOException e) {

System.err.format("Error! Exception %s%n", e);

}

java-fileReadWrite/src/Main.java at master · fefong/java-fileReadWrite · GitHub

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