@CliCommand(value = { PREFIX + "fs" }, help = "Sets the Hadoop namenode")
	public void setFs(
			@CliOption(key = { "", "namenode" }, mandatory = true, help = "namenode URL - can be file:///|hdfs://<namenode>:<port>|webhdfs://<namenode>:<port>") String namenode) {
		FileSystem.setDefaultUri(hadoopConfiguration, namenode);
	}
Command for configuring the global Hadoop {@link Configuration} object used by other components. Modeled after
{@link GenericOptionsParser} (for usability reasons).

@author Costin Leau
spring-xd-shell/src/main/java/org/springframework/xd/shell/hadoop/ConfigurationCommands.java