GeoJSON Point¶

CWL example¶

cwlVersion: v1.2

class: CommandLineTool

label: "Echo GeoJSON Point"

baseCommand: echo

requirements:

  - class: InlineJavascriptRequirement

  - class: SchemaDefRequirement

    types:

      - $import: https://raw.githubusercontent.com/eoap/schemas/main/geojson.yaml

inputs:

  point_of_interest:

    type: https://raw.githubusercontent.com/eoap/schemas/main/geojson.yaml#Point

    label: "Point of Interest"

    doc: "Point of interest defined in GeoJSON format"

    inputBinding:

      valueFrom: |

${

          // Validate if type is 'Point'

          if (inputs.point_of_interest.type !== 'Point') {

            throw "Invalid GeoJSON type: expected 'Point', got '" + inputs.point_of_interest.type + "'";

          var coordinates = inputs.point_of_interest.coordinates;

          return "Point Coordinates: " + coordinates.join(', ');

outputs:

  echo_output:

    type: stdout

stdout: echo_output.txt

point_of_interest:

  class: https://raw.githubusercontent.com/eoap/schemas/main/geojson.yaml#Point

  type: Point

  coordinates:

    - 125.6

    - 10.1

  bbox:

    - 125.6

    - 10.1

    - 125.6

    - 10.1

Run the example with:

cwltool examples/geojson/geojson-point.cwl examples/geojson/geojson-point.yaml

This produces the output:

INFO /opt/hostedtoolcache/Python/3.13.5/x64/bin/cwltool 3.1.20250110105449

INFO Resolved '../examples/geojson/geojson-point.cwl' to 'file:///home/runner/work/schemas/schemas/examples/geojson/geojson-point.cwl'

INFO [job geojson-point.cwl] /tmp/unn8_6m7$ echo \

    'Point Coordinates: 125.6, 10.1' > /tmp/unn8_6m7/echo_output.txt

INFO [job geojson-point.cwl] completed success

INFO Final process status is success

The content of the echo_output.txt file is:

Point Coordinates: 125.6, 10.1