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linkedhasmapiterator.go
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/
linkedhasmapiterator.go
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// Copyright 2018 StreamSets Inc.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package linkedhashmap
import "github.com/streamsets/datacollector-edge/api/linkedhashmap/collections"
type Iterator struct {
m *Map
current *Link
}
func (iterator *Iterator) HasNext() bool {
return !(iterator.current == nil)
}
func (iterator *Iterator) Next() *collections.Entry {
temp := iterator.current
if temp == nil {
return nil
}
iterator.current = temp.next
return collections.NewEntry(temp.key, temp.value)
}
func (iterator *Iterator) Reset() {
iterator.current = iterator.m.head
}