/
from_memory.go
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/
from_memory.go
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// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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.
// beam-playground:
// name: ParDo
// description: ParDo example.
// multifile: false
// context_line: 32
// categories:
// - Quickstart
// complexity: BASIC
// tags:
// - hellobeam
package main
import (
"context"
"github.com/apache/beam/sdks/v2/go/pkg/beam"
"github.com/apache/beam/sdks/v2/go/pkg/beam/log"
"github.com/apache/beam/sdks/v2/go/pkg/beam/x/beamx"
"fmt"
)
func main() {
p, s := beam.NewPipelineWithRoot()
words := beam.Create(s, "Hello", "world", "it`s", "Beam")
output(s, words)
err := beamx.Run(context.Background(), p)
if err != nil {
log.Exitf(context.Background(), "Failed to execute job: %v", err)
}
}
func output(s beam.Scope, input beam.PCollection) {
beam.ParDo0(s, func(element interface{}) {
fmt.Println(element)
}, input)
}