CheckIfFileExists.java

package com.levelup.java.io;

import static org.junit.Assert.assertFalse;

import java.io.File;
import java.nio.file.Files;
import java.nio.file.LinkOption;
import java.nio.file.Path;
import java.nio.file.Paths;

import org.apache.log4j.Logger;
import org.junit.Test;

/**
 * This example will demonstrate how to
 * check if a file exists in java.
 * 
 * @author Justin Musgrove
 * @see <a href='http://www.leveluplunch.com/java/examples/check-if-file-exists/'>Check if file exists</a>
 * 
 */
public class CheckIfFileExists {
	
	private static final Logger logger = Logger.getLogger(CheckIfFileExists.class);

	@Test
	public void check_if_file_exists_java () {
		
		File file = new File("/readme.md");

		if (file.exists()) {
			logger.info("File existed");
		} else {
			logger.info("File not found");
		}
	}
	
	@Test
	public void check_if_file_exist_java_files () {
		
		Path filePath = Paths.get("/readme.md");
		
		boolean fileExists = Files.exists(filePath, LinkOption.NOFOLLOW_LINKS);
		
		assertFalse(fileExists);
	}
	

}