JVM - bucket.file.getDownloadUrl()

Create a download URL for a file from a bucket.

import io.nitric.Nitric;
import io.nitric.resources.BucketPermission;

public class Application {
  public static void main(String[] args) {
    var bucket = Nitric.INSTANCE.bucket("images").with(BucketPermission.Read);

    // Get a download url that lasts 600 seconds
    var url = bucket.file("cat.png").getDownloadUrl(600);

    Nitric.INSTANCE.run();
  }
}

Parameters

Name
expiry
Optional
Optional
Type
Int
Description
Seconds until link expiry. Defaults to 600. Maximum of 604800 (7 days).

Examples

Create a temporary file download link for a user

import io.nitric.Nitric;
import io.nitric.resources.BucketPermission;

public class Application {
  public static void main(String[] args) {
    var bucket = Nitric.INSTANCE.bucket("images").with(BucketPermission.Read);

    // Get a download url that lasts 600 seconds
    var url = bucket.file("cat.png").getDownloadUrl();

    Nitric.INSTANCE.run();
  }
}

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Last updated on Oct 7, 2025