@ModuleOption("a SpEL expression to use for keyExpression")
	public void setKeyExpression(String keyExpression) {
		this.keyExpression = keyExpression;
	}
Options metadata for Redis sink module.

@author Ilayaperumal Gopinathan
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/modules/metadata/RedisSinkOptionsMetadata.java