Membaca dari Cloud Storage
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Membuat pipeline Dataflow untuk membaca dari bucket Cloud Storage
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[[["Mudah dipahami","easyToUnderstand","thumb-up"],["Memecahkan masalah saya","solvedMyProblem","thumb-up"],["Lainnya","otherUp","thumb-up"]],[["Sulit dipahami","hardToUnderstand","thumb-down"],["Informasi atau kode contoh salah","incorrectInformationOrSampleCode","thumb-down"],["Informasi/contoh yang saya butuhkan tidak ada","missingTheInformationSamplesINeed","thumb-down"],["Masalah terjemahan","translationIssue","thumb-down"],["Lainnya","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis code sample demonstrates how to create a Dataflow pipeline that reads data from a Cloud Storage bucket.\u003c/p\u003e\n"],["\u003cp\u003eThe pipeline utilizes the \u003ccode\u003eTextIO.read()\u003c/code\u003e method to read text files from a specified Cloud Storage path using \u003ccode\u003egs://\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe code utilizes the \u003ccode\u003eMapElements\u003c/code\u003e transform to process each element read from Cloud storage.\u003c/p\u003e\n"],["\u003cp\u003eApplication Default Credentials must be configured for authenticating to Dataflow.\u003c/p\u003e\n"],["\u003cp\u003eYou can filter through Google Cloud products and find more code samples using the Google Cloud sample browser.\u003c/p\u003e\n"]]],[],null,["# Read from Cloud Storage\n\nCreate a Dataflow pipeline to read from a Cloud Storage bucket\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Read from Cloud Storage to Dataflow](/dataflow/docs/guides/read-from-cloud-storage)\n\nCode sample\n-----------\n\n### Java\n\n\nTo authenticate to Dataflow, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n import org.apache.beam.sdk.Pipeline;\n import org.apache.beam.sdk.PipelineResult;\n import org.apache.beam.sdk.io.TextIO;\n import org.apache.beam.sdk.options.Description;\n import org.apache.beam.sdk.options.PipelineOptions;\n import org.apache.beam.sdk.options.PipelineOptionsFactory;\n import org.apache.beam.sdk.transforms.MapElements;\n import org.apache.beam.sdk.values.TypeDescriptors;\n\n public class ReadFromStorage {\n public static Pipeline createPipeline(Options options) {\n var pipeline = Pipeline.create(options);\n pipeline\n // Read from a text file.\n .apply(TextIO.read().from(\n \"gs://\" + options.getBucket() + \"/*.txt\"))\n .apply(\n MapElements.into(TypeDescriptors.strings())\n .via(\n (x -\u003e {\n System.out.println(x);\n return x;\n })));\n return pipeline;\n }\n }\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=dataflow)."]]