GetCrawler.java - AWS Code Sample

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GetCrawler.java

GetCrawler.java demonstrates how to get an AWS Glue crawler.

Note

To run this Java (SDK V2) code example, ensure that you have set up your development environment, including your credentials. For more information, see AWS SDK for Java 2.x Developer Guide.

/* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. SPDX-License-Identifier: Apache-2.0 */ package com.example.glue; import software.amazon.awssdk.auth.credentials.ProfileCredentialsProvider; import software.amazon.awssdk.regions.Region; import software.amazon.awssdk.services.glue.GlueClient; import software.amazon.awssdk.services.glue.model.GetCrawlerRequest; import software.amazon.awssdk.services.glue.model.GetCrawlerResponse; import software.amazon.awssdk.services.glue.model.GlueException; import java.time.Instant; import java.time.ZoneId; import java.time.format.DateTimeFormatter; import java.time.format.FormatStyle; import java.util.Locale; /** * Before running this Java V2 code example, set up your development environment, including your credentials. * * For more information, see the following documentation topic: * * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html */ public class GetCrawler { public static void main(String[] args) { final String usage = "\n" + "Usage:\n" + " <crawlerName>\n\n" + "Where:\n" + " crawlerName - The name of the crawler. \n" ; if (args.length != 1) { System.out.println(usage); System.exit(1); } String crawlerName = args[0]; Region region = Region.US_EAST_1; GlueClient glueClient = GlueClient.builder() .region(region) .credentialsProvider(ProfileCredentialsProvider.create()) .build(); getSpecificCrawler(glueClient, crawlerName); glueClient.close(); } public static void getSpecificCrawler(GlueClient glueClient, String crawlerName) { try { GetCrawlerRequest crawlerRequest = GetCrawlerRequest.builder() .name(crawlerName) .build(); GetCrawlerResponse response = glueClient.getCrawler(crawlerRequest); Instant createDate = response.crawler().creationTime(); // Convert the Instant to readable date DateTimeFormatter formatter = DateTimeFormatter.ofLocalizedDateTime( FormatStyle.SHORT ) .withLocale( Locale.US) .withZone( ZoneId.systemDefault() ); formatter.format( createDate ); System.out.println("The create date of the Crawler is " + createDate ); } catch (GlueException e) { System.err.println(e.awsErrorDetails().errorMessage()); System.exit(1); } } }