19 # This streamlet provides a single attribute: number of lines of given file

    19 # This streamlet provides a single attribute: number of lines of given file

    20 # Standard wc -l is used to count the lines.

    20 # Standard wc -l is used to count the lines.

    21 # Directories are reported a 0 lines and with a null flag (will be supported in further Relational pipes versions).

    21 # Directories are reported a 0 lines and with a null flag (will be supported in further Relational pipes versions).

    22 

    22 

    23 

    23 

    25 

    25 

    26 processMessage_WAITING_FOR_OUTPUT_ATTRIBUTES_METADATA() {

    26 processMessage_WAITING_FOR_OUTPUT_ATTRIBUTES_METADATA() {

    27 	send OUTPUT_ATTRIBUTE_METADATA "${outputAttributeAliases[0]-lines_count}"    "integer"

    27 	send OUTPUT_ATTRIBUTE_METADATA "${outputAttributeAliases[0]-lines_count}"    "integer"

    28 	send WAITING_FOR_INPUT_ATTRIBUTES

    28 	send WAITING_FOR_INPUT_ATTRIBUTES

    29 }

    29 }