public String getFieldMappingEntrySplitToken() {
		return fieldMappingEntrySplitToken;
	}
Transforms the list of field name mapping pairs to a {@link java.util.Map} from a name to a new name.

@param fieldNameMappingPairs list of field name mapping pairs
@return map of field names to values
spring-xd-analytics-ml/src/main/java/org/springframework/xd/analytics/ml/AbstractFieldMappingAwareDataMapper.java