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42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package querycoord
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type condition interface {
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waitToFinish() error
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notify(err error)
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}
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type taskCondition struct {
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done chan error
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}
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func (tc *taskCondition) waitToFinish() error {
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err := <-tc.done
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return err
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}
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func (tc *taskCondition) notify(err error) {
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tc.done <- err
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}
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func newTaskCondition() *taskCondition {
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return &taskCondition{
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done: make(chan error, 1),
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}
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}
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