Here are the steps to utilize an URL to acquire a large JSON file from an S3 Bucket through the AWS Kotlin SDK:
To use the AWS Kotlin SDK, you need to include the SDK in your project. You can add the SDK to your project using the Gradle build system or by downloading the SDK and manually adding it to your project.
After adding the SDK to your project, create an AmazonS3Client object that you can use to interact with your S3 bucket. To do this, provide your AWS access key and secret access key as arguments to the AmazonS3Client constructor.
Use the getObject() method of the AmazonS3Client object to get the JSON file from S3 using its URL. The getObject() method returns an S3Object that contains the JSON file's data.
Use the getObjectContent() method of the S3Object object to get an InputStream object that you can use to read the JSON data.
Use a JSON parsing library to parse the JSON data in the InputStream object into a data structure that you can use in your code.
Here's some Kotlin code that demonstrates this process:
val s3Client = AmazonS3ClientBuilder.standard()
.withCredentials(DefaultAWSCredentialsProviderChain.getInstance())
.build()
val s3Object = s3Client.getObject("my-bucket-name", "my-key-name")
val jsonInputStream = s3Object.objectContent
val jsonString = jsonInputStream.bufferedReader().use { it.readText() }
val json = JSONObject(jsonString) // or use a different JSON parsing library
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Asked: 2023-07-03 20:59:01 +0000
Seen: 12 times
Last updated: Jul 03 '23
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