returns the value of a tag . will always return null for a reserved tag name . concode_field_sep Map<String,String> _tags concode_elem_sep String _scope concode_elem_sep String _metric concode_elem_sep String _key concode_elem_sep String _uid concode_field_sep void setMetric concode_elem_sep String getKey concode_elem_sep boolean isReservedField concode_elem_sep Map<String,String> getTags concode_elem_sep void setTags concode_elem_sep void setUid concode_elem_sep String getUid concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep void setTag concode_elem_sep void setTag concode_elem_sep String getMetric concode_elem_sep void setScope concode_elem_sep String getScope
String function ( String arg0 ) { return getTag ( arg0 , true ) ; }