Check that file exists
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You are encouraged to solve this task according to the task description, using any language you may know.
In this task, the job is to verify that a file called "input.txt" exists or not and that the directory "docs" exists or not. Assuming current directory or fullpath. Either "/input.txt" or "\input.txt" for the former and "/docs/" or "\docs\" for the second test.
Java
public class FileTest { public static boolean isFileExist(String filename) { boolean exists = new File(filename).exists(); return exists; } public static void test(String type, String filename) { System.out.println("The following " + type + " called " + filename + (isFileExist(filename) ? " exists." : " not exists.") ); } public static void main(String args[]) { test("file", "input.txt"); test("file", File.seperator + "input.txt"); test("directory", "docs"); test("directory", File.seperator + "docs" + File.seperator); } }