TDT4100/diagrammer/ex5/StringMergingIterator.wsd

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@startuml StringMergingIterator
actor Actor as a
participant StringMergingIterator as smi
entity Iterator1 as i1
entity Iterator2 as i2
a -> smi : next()
smi -> i1 : hasNext()
i1 -> smi : true
smi -> i2 : hasNext()
i2 -> smi : true
smi -> i1 : next()
i1 -> smi : next value
smi -> a : next value
a -> smi : next()
smi -> i1 : hasNext()
i1 -> smi : true
smi -> i2 : hasNext()
i2 -> smi : true
smi -> i2 : next()
i2 -> smi : next value
smi -> a : next value
a -> smi : next()
smi -> i1 : hasNext()
i1 -> smi : false
smi -> i2 : next()
i2 -> smi : next value
smi -> a : next value
@enduml