determine if the supplied string may be a valid identifier . this method returns ` false ' only if the identifier is known to be invalid e.g. , it is not of the correct format . this method may return true even if the identifier itself does not reference an existing node . concode_field_sep String sourceKey concode_elem_sep int SOURCE_START_INDEX concode_elem_sep String identifier concode_elem_sep int WORKSPACE_END_INDEX concode_elem_sep int IDENTIFIER_START_INDEX concode_elem_sep int UUID_LENGTH concode_elem_sep Comparator<NodeKey> COMPARATOR concode_elem_sep long serialVersionUID concode_elem_sep int SOURCE_END_INDEX concode_elem_sep int WORKSPACE_LENGTH concode_elem_sep int WORKSPACE_START_INDEX concode_elem_sep int SOURCE_LENGTH concode_elem_sep String key concode_elem_sep String workspaceKey concode_field_sep String sourceKey concode_elem_sep int compare concode_elem_sep String keyForWorkspaceName concode_elem_sep NodeKey withWorkspaceKeyAndId concode_elem_sep String getWorkspaceKey concode_elem_sep int compareTo concode_elem_sep NodeKey withRandomIdAndWorkspace concode_elem_sep String keyForSourceName concode_elem_sep NodeKey withId concode_elem_sep String getIdentifier concode_elem_sep int hashCode concode_elem_sep boolean isValidRandomIdentifier concode_elem_sep String getIdentifierHash concode_elem_sep boolean equals concode_elem_sep NodeKey withWorkspaceKey concode_elem_sep NodeKey withRandomId concode_elem_sep String toString concode_elem_sep NodeKey withSourceKeyAndId concode_elem_sep String getSourceKey
boolean function ( String arg0 ) { if ( StringUtil . isBlank ( arg0 ) || arg0 . length ( ) <= IDENTIFIER_START_INDEX ) return false ; return true ; }