Gridbus Workflow Enactment Engine - Grid Computing: Infrastructure, Service, and Applications - page 127

- attributes

Name

ParameterType (extension)

- attributes

name
type
domain

attributes

-

single -

value

para

paras - - -

- attributes

0.. ∞

grp rangeAttrs

-

from
to
type

range -

-

Ta s kTy p e
Represents each
workflow task

-

interval

- attributes

enumeration - - List

1..

-

value

∞

attributes

-

URL
protocol

file -

1.. ∞

name +

- attributes

hostname

service -

accesspoint

-

InputPortType

- attributes

number

type
value
URL
arg

executable - -

+ - - -

input port

0.. ∞

OutPortType

-

attributes

number

type
value
URL

output + - port -

0.. ∞

QoSconstrains -

FIGURE 5.10 Schema of task dei nition.