mirror of
https://github.com/dutchcoders/transfer.sh.git
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60 lines
2 KiB
Go
60 lines
2 KiB
Go
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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 cloud_test
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import (
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"time"
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"cloud.google.com/go/bigquery"
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"golang.org/x/net/context"
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)
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// To set a timeout for an RPC, use context.WithTimeout.
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func Example_timeout() {
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ctx := context.Background()
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// Do not set a timeout on the context passed to NewClient: dialing happens
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// asynchronously, and the context is used to refresh credentials in the
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// background.
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client, err := bigquery.NewClient(ctx, "project-id")
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if err != nil {
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// TODO: handle error.
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}
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// Time out if it takes more than 10 seconds to create a dataset.
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tctx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel() // Always call cancel.
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if err := client.Dataset("new-dataset").Create(tctx, nil); err != nil {
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// TODO: handle error.
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}
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}
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// To arrange for an RPC to be canceled, use context.WithCancel.
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func Example_cancellation() {
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ctx := context.Background()
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// Do not cancel the context passed to NewClient: dialing happens asynchronously,
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// and the context is used to refresh credentials in the background.
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client, err := bigquery.NewClient(ctx, "project-id")
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if err != nil {
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// TODO: handle error.
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}
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cctx, cancel := context.WithCancel(ctx)
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defer cancel() // Always call cancel.
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// TODO: Make the cancel function available to whatever might want to cancel the
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// call--perhaps a GUI button.
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if err := client.Dataset("new-dataset").Create(cctx, nil); err != nil {
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// TODO: handle error.
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}
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}
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