how to read a text file in java

www.lautt‮u‬ri.com
how to read a text file in java
/**
 * @author lautturi.com
 * Java example: /reading a text/.txt/plain file in java
 */

import java.util.*;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;

public class Lautturi {

	public static void main(String[] args) throws IOException {

		BufferedReader br = new BufferedReader(new FileReader("test.txt"));
		try {
			StringBuilder sb = new StringBuilder();
			String line = br.readLine();

			while (line != null) {
				sb.append(line);
				sb.append(System.lineSeparator());
				line = br.readLine();
			}
			String content = sb.toString();
			System.out.print(content);
		} finally {
			br.close();
		}

	}
}

output:

hello
lautturi
java
world
Created Time:2017-09-12 23:30:14  Author:lautturi