Validating if a file exists in specific ftp server location
using apache common net library can help you here
pom.xml dependency:
<dependency> <groupId>commons-net</groupId> <artifactId>commons-net</artifactId> <version>3.8.0</version></dependency>//code snippet
boolean checkDirectoryExists(String dirPath) throws IOException { ftpClient.changeWorkingDirectory(dirPath); returnCode = ftpClient.getReplyCode(); if (returnCode == 550) { return false; } return true;}