@ModuleOption("extension to use when downloading files")
	public void setTmpFileSuffix(String tmpFileSuffix) {
		this.tmpFileSuffix = tmpFileSuffix;
	}
Module options for FTP source module.

@author Franck Marchand
@author Eric Bottard
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/modules/metadata/FtpSourceOptionsMetadata.java