Vendor dependencies for GCS

vendor/cloud.google.com/go/bigquery/extract.go

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+// Copyright 2016 Google Inc. All Rights Reserved.
+//
+// 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 bigquery
+
+import (
+	"golang.org/x/net/context"
+	bq "google.golang.org/api/bigquery/v2"
+)
+
+// ExtractConfig holds the configuration for an extract job.
+type ExtractConfig struct {
+	// JobID is the ID to use for the extract job. If empty, a job ID will be automatically created.
+	JobID string
+
+	// Src is the table from which data will be extracted.
+	Src *Table
+
+	// Dst is the destination into which the data will be extracted.
+	Dst *GCSReference
+
+	// DisableHeader disables the printing of a header row in exported data.
+	DisableHeader bool
+}
+
+// An Extractor extracts data from a BigQuery table into Google Cloud Storage.
+type Extractor struct {
+	ExtractConfig
+	c *Client
+}
+
+// ExtractorTo returns an Extractor which can be used to extract data from a
+// BigQuery table into Google Cloud Storage.
+// The returned Extractor may optionally be further configured before its Run method is called.
+func (t *Table) ExtractorTo(dst *GCSReference) *Extractor {
+	return &Extractor{
+		c: t.c,
+		ExtractConfig: ExtractConfig{
+			Src: t,
+			Dst: dst,
+		},
+	}
+}
+
+// Run initiates an extract job.
+func (e *Extractor) Run(ctx context.Context) (*Job, error) {
+	conf := &bq.JobConfigurationExtract{}
+	job := &bq.Job{Configuration: &bq.JobConfiguration{Extract: conf}}
+
+	setJobRef(job, e.JobID, e.c.projectID)
+
+	conf.DestinationUris = append([]string{}, e.Dst.uris...)
+	conf.Compression = string(e.Dst.Compression)
+	conf.DestinationFormat = string(e.Dst.DestinationFormat)
+	conf.FieldDelimiter = e.Dst.FieldDelimiter
+
+	conf.SourceTable = e.Src.tableRefProto()
+
+	if e.DisableHeader {
+		f := false
+		conf.PrintHeader = &f
+	}
+
+	return e.c.insertJob(ctx, &insertJobConf{job: job})
+}