ListItems.java - AWS Code Sample

ListItems.java

ListItems.java demonstrates how to list objects and folders within an AWS Elemental MediaStore container.

/* * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. * A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file 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. */ package com.example.mediastore; import java.net.URI; import java.net.URISyntaxException; import java.util.List; import software.amazon.awssdk.regions.Region; import software.amazon.awssdk.services.mediastore.MediaStoreClient; import software.amazon.awssdk.services.mediastoredata.MediaStoreDataClient ; import software.amazon.awssdk.services.mediastoredata.model.ListItemsResponse; import software.amazon.awssdk.services.mediastoredata.model.ListItemsRequest; import software.amazon.awssdk.services.mediastoredata.model.Item; import software.amazon.awssdk.services.mediastoredata.model.MediaStoreDataException; import software.amazon.awssdk.services.mediastore.model.DescribeContainerRequest; import software.amazon.awssdk.services.mediastore.model.DescribeContainerResponse; public class ListItems { public static void main(String[] args) throws URISyntaxException { final String USAGE = "\n" + "To run this example, supply the name of a container that contains items. \n" + "\n" + "Example: ListItems <container-name> \n"; if (args.length < 1) { System.out.println(USAGE); System.exit(1); } /* Read the name from command args */ String containerName = args[0]; Region region = Region.US_EAST_1; URI uri = new URI(getEndpoint(containerName)); MediaStoreDataClient mediaStoreData = MediaStoreDataClient.builder() .endpointOverride(uri) .region(region) .build(); listAllItems(mediaStoreData, containerName); } public static void listAllItems(MediaStoreDataClient mediaStoreData, String containerName) { try { ListItemsRequest itemsRequest = ListItemsRequest.builder() .path(containerName+"/") .build(); ListItemsResponse itemsResponse = mediaStoreData.listItems(itemsRequest); Boolean hasItems = itemsResponse.hasItems(); if (hasItems) { List<Item> items = itemsResponse.items(); for (Item item : items) { System.out.println("The item name is: " + item.name()); System.out.println("The content type is: " + item.contentType()); } } else { System.out.println("There are no items"); } } catch (MediaStoreDataException e) { System.err.println(e.awsErrorDetails().errorMessage()); System.exit(1); } } private static String getEndpoint(String containerName){ Region region = Region.US_EAST_1; MediaStoreClient mediaStoreClient = MediaStoreClient.builder() .region(region) .build(); DescribeContainerRequest containerRequest = DescribeContainerRequest.builder() .containerName(containerName) .build(); DescribeContainerResponse response = mediaStoreClient.describeContainer(containerRequest); return response.container().endpoint(); } }

Sample Details

Service: AWS Elemental MediaStore

Last tested: 9/1/2020

Author: scmacdon AWS

Type: full-example