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Move current result handling out of Base

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Delete majority of Base functionality.
This commit is contained in:
kortschak 2014-07-30 15:01:09 +09:30
parent ee6d4c8db7
commit 375d953d93
14 changed files with 140 additions and 82 deletions
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15
graph/mongo/iterator.go
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@ -39,6 +39,7 @@ type Iterator struct {
isAll bool
constraint bson.M
collection string
result graph.Value
}
func NewIterator(ts *TripleStore, collection string, d graph.Direction, val graph.Value) *Iterator {
@ -158,10 +159,18 @@ func (it *Iterator) Next() (graph.Value, bool) {
}
return nil, false
}
it.Last = result.Id
it.result = result.Id
return result.Id, true
}
func (it *Iterator) ResultTree() *graph.ResultTree {
return graph.NewResultTree(it.Result())
}
func (it *Iterator) Result() graph.Value {
return it.result
}
// No subiterators.
func (it *Iterator) SubIterators() []graph.Iterator {
return nil
@ -170,7 +179,7 @@ func (it *Iterator) SubIterators() []graph.Iterator {
func (it *Iterator) Check(v graph.Value) bool {
graph.CheckLogIn(it, v)
if it.isAll {
it.Last = v
it.result = v
return graph.CheckLogOut(it, v, true)
}
var offset int
@ -186,7 +195,7 @@ func (it *Iterator) Check(v graph.Value) bool {
}
val := v.(string)[offset : it.ts.hasher.Size()*2+offset]
if val == it.hash {
it.Last = v
it.result = v
return graph.CheckLogOut(it, v, true)
}
return graph.CheckLogOut(it, v, false)