Kotlin Standard Library Cookbook

How to do it...

1. Import the File.separator constant and assign an alias to it:

import java.io.File.separator as SEPARATOR

2. Instantiate a File instance for the specified file2.txt path:

val sourceFileName = "src${SEPARATOR}main${SEPARATOR}resources${SEPARATOR}file2.txt"val sourceFile = File(sourceFileName)

3. Create a new File called file2_copy.txt:

val sourceFileName = "src${SEPARATOR}main${SEPARATOR}resources${SEPARATOR}file2.txt"val sourceFile = File(sourceFileName)val targetFileName =         "src${SEPARATOR}main${SEPARATOR}resources${SEPARATOR}file2_copy.txt"val targetFile = File(targetFileName)

4. If file2_copy.txt exists, delete it:

val sourceFileName = "src${SEPARATOR}main${SEPARATOR}resources${SEPARATOR}file2.txt"val sourceFile = File(sourceFileName) ...