MediaStore 用SDK于 Java 2.x 的示例 - AWS SDK代码示例
操作

AWS 文档 AWS SDK示例 GitHub 存储库中还有更多SDK示例。

本文属于机器翻译版本。若本译文内容与英语原文存在差异，则一律以英文原文为准。

MediaStore 用SDK于 Java 2.x 的示例

以下代码示例向您展示了如何使用with来执行操作和实现常见场景 MediaStore。 AWS SDK for Java 2.x

操作是大型程序的代码摘录，必须在上下文中运行。您可以通过操作了解如何调用单个服务函数，还可以通过函数相关场景的上下文查看操作。

每个示例都包含一个指向完整源代码的链接，您可以在其中找到有关如何在上下文中设置和运行代码的说明。

主题

操作

以下代码示例演示如何使用 CreateContainer。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.model.CreateContainerRequest;
import software.amazon.awssdk.services.mediastore.model.CreateContainerResponse;
import software.amazon.awssdk.services.mediastore.model.MediaStoreException;

/**
 * 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 CreateContainer {
    public static long sleepTime = 10;

    public static void main(String[] args) {
        final String usage = """

                Usage:    <containerName>

                Where:
                   containerName - The name of the container to create.
                """;

        if (args.length != 1) {
            System.out.println(usage);
            System.exit(1);
        }

        String containerName = args[0];
        Region region = Region.US_EAST_1;
        MediaStoreClient mediaStoreClient = MediaStoreClient.builder()
                .region(region)
                .build();

        createMediaContainer(mediaStoreClient, containerName);
        mediaStoreClient.close();
    }

    public static void createMediaContainer(MediaStoreClient mediaStoreClient, String containerName) {
        try {
            CreateContainerRequest containerRequest = CreateContainerRequest.builder()
                    .containerName(containerName)
                    .build();

            CreateContainerResponse containerResponse = mediaStoreClient.createContainer(containerRequest);
            String status = containerResponse.container().status().toString();
            while (!status.equalsIgnoreCase("Active")) {
                status = DescribeContainer.checkContainer(mediaStoreClient, containerName);
                System.out.println("Status - " + status);
                Thread.sleep(sleepTime * 1000);
            }

            System.out.println("The container ARN value is " + containerResponse.container().arn());
            System.out.println("Finished ");

        } catch (MediaStoreException | InterruptedException e) {
            System.err.println(e.getMessage());
            System.exit(1);
        }
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 CreateContainer” 中的。

以下代码示例演示如何使用 DeleteContainer。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.model.CreateContainerRequest;
import software.amazon.awssdk.services.mediastore.model.CreateContainerResponse;
import software.amazon.awssdk.services.mediastore.model.MediaStoreException;

/**
 * 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 CreateContainer {
    public static long sleepTime = 10;

    public static void main(String[] args) {
        final String usage = """

                Usage:    <containerName>

                Where:
                   containerName - The name of the container to create.
                """;

        if (args.length != 1) {
            System.out.println(usage);
            System.exit(1);
        }

        String containerName = args[0];
        Region region = Region.US_EAST_1;
        MediaStoreClient mediaStoreClient = MediaStoreClient.builder()
                .region(region)
                .build();

        createMediaContainer(mediaStoreClient, containerName);
        mediaStoreClient.close();
    }

    public static void createMediaContainer(MediaStoreClient mediaStoreClient, String containerName) {
        try {
            CreateContainerRequest containerRequest = CreateContainerRequest.builder()
                    .containerName(containerName)
                    .build();

            CreateContainerResponse containerResponse = mediaStoreClient.createContainer(containerRequest);
            String status = containerResponse.container().status().toString();
            while (!status.equalsIgnoreCase("Active")) {
                status = DescribeContainer.checkContainer(mediaStoreClient, containerName);
                System.out.println("Status - " + status);
                Thread.sleep(sleepTime * 1000);
            }

            System.out.println("The container ARN value is " + containerResponse.container().arn());
            System.out.println("Finished ");

        } catch (MediaStoreException | InterruptedException e) {
            System.err.println(e.getMessage());
            System.exit(1);
        }
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 DeleteContainer” 中的。

以下代码示例演示如何使用 DeleteObject。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerRequest;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerResponse;
import software.amazon.awssdk.services.mediastoredata.MediaStoreDataClient;
import software.amazon.awssdk.services.mediastoredata.model.DeleteObjectRequest;
import software.amazon.awssdk.services.mediastoredata.model.MediaStoreDataException;
import java.net.URI;
import java.net.URISyntaxException;

/**
 * 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 DeleteObject {
    public static void main(String[] args) throws URISyntaxException {
        final String usage = """

                Usage:    <completePath> <containerName>

                Where:
                   completePath - The path (including the container) of the item to delete.
                   containerName - The name of the container.
                """;

        if (args.length != 2) {
            System.out.println(usage);
            System.exit(1);
        }

        String completePath = args[0];
        String containerName = args[1];
        Region region = Region.US_EAST_1;
        URI uri = new URI(getEndpoint(containerName));

        MediaStoreDataClient mediaStoreData = MediaStoreDataClient.builder()
                .endpointOverride(uri)
                .region(region)
                .build();

        deleteMediaObject(mediaStoreData, completePath);
        mediaStoreData.close();
    }

    public static void deleteMediaObject(MediaStoreDataClient mediaStoreData, String completePath) {
        try {
            DeleteObjectRequest deleteObjectRequest = DeleteObjectRequest.builder()
                    .path(completePath)
                    .build();

            mediaStoreData.deleteObject(deleteObjectRequest);

        } 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);
        mediaStoreClient.close();
        return response.container().endpoint();
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 DeleteObject” 中的。

以下代码示例演示如何使用 DescribeContainer。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerRequest;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerResponse;
import software.amazon.awssdk.services.mediastore.model.MediaStoreException;

/**
 * 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 DescribeContainer {

    public static void main(String[] args) {
        final String usage = """

                Usage:    <containerName>

                Where:
                   containerName - The name of the container to describe.
                """;

        if (args.length != 1) {
            System.out.println(usage);
            System.exit(1);
        }

        String containerName = args[0];
        Region region = Region.US_EAST_1;
        MediaStoreClient mediaStoreClient = MediaStoreClient.builder()
                .region(region)
                .build();

        System.out.println("Status is " + checkContainer(mediaStoreClient, containerName));
        mediaStoreClient.close();
    }

    public static String checkContainer(MediaStoreClient mediaStoreClient, String containerName) {
        try {
            DescribeContainerRequest describeContainerRequest = DescribeContainerRequest.builder()
                    .containerName(containerName)
                    .build();

            DescribeContainerResponse containerResponse = mediaStoreClient.describeContainer(describeContainerRequest);
            System.out.println("The container name is " + containerResponse.container().name());
            System.out.println("The container ARN is " + containerResponse.container().arn());
            return containerResponse.container().status().toString();

        } catch (MediaStoreException e) {
            System.err.println(e.awsErrorDetails().errorMessage());
            System.exit(1);
        }
        return "";
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 DescribeContainer” 中的。

以下代码示例演示如何使用 GetObject。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.core.ResponseInputStream;
import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerRequest;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerResponse;
import software.amazon.awssdk.services.mediastoredata.MediaStoreDataClient;
import software.amazon.awssdk.services.mediastoredata.model.GetObjectRequest;
import software.amazon.awssdk.services.mediastoredata.model.GetObjectResponse;
import software.amazon.awssdk.services.mediastoredata.model.MediaStoreDataException;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URI;
import java.net.URISyntaxException;

/**
 * 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 GetObject {
    public static void main(String[] args) throws URISyntaxException {
        final String usage = """

                Usage:    <completePath> <containerName> <savePath>

                Where:
                   completePath - The path of the object in the container (for example, Videos5/sampleVideo.mp4).
                   containerName - The name of the container.
                   savePath - The path on the local drive where the file is saved, including the file name (for example, C:/AWS/myvid.mp4).
                """;

        if (args.length != 3) {
            System.out.println(usage);
            System.exit(1);
        }

        String completePath = args[0];
        String containerName = args[1];
        String savePath = args[2];

        Region region = Region.US_EAST_1;
        URI uri = new URI(getEndpoint(containerName));
        MediaStoreDataClient mediaStoreData = MediaStoreDataClient.builder()
                .endpointOverride(uri)
                .region(region)
                .build();

        getMediaObject(mediaStoreData, completePath, savePath);
        mediaStoreData.close();
    }

    public static void getMediaObject(MediaStoreDataClient mediaStoreData, String completePath, String savePath) {

        try {
            GetObjectRequest objectRequest = GetObjectRequest.builder()
                    .path(completePath)
                    .build();

            // Write out the data to a file.
            ResponseInputStream<GetObjectResponse> data = mediaStoreData.getObject(objectRequest);
            byte[] buffer = new byte[data.available()];
            data.read(buffer);

            File targetFile = new File(savePath);
            OutputStream outStream = new FileOutputStream(targetFile);
            outStream.write(buffer);
            System.out.println("The data was written to " + savePath);

        } catch (MediaStoreDataException | IOException e) {
            System.err.println(e.getMessage());
            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();
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 GetObject” 中的。

以下代码示例演示如何使用 ListContainers。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.auth.credentials.ProfileCredentialsProvider;
import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.services.mediastore.model.Container;
import software.amazon.awssdk.services.mediastore.model.ListContainersResponse;
import software.amazon.awssdk.services.mediastore.model.MediaStoreException;
import java.util.List;

/**
 * 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 ListContainers {

    public static void main(String[] args) {

        Region region = Region.US_EAST_1;
        MediaStoreClient mediaStoreClient = MediaStoreClient.builder()
                .region(region)
                .build();

        listAllContainers(mediaStoreClient);
        mediaStoreClient.close();
    }

    public static void listAllContainers(MediaStoreClient mediaStoreClient) {
        try {
            ListContainersResponse containersResponse = mediaStoreClient.listContainers();
            List<Container> containers = containersResponse.containers();
            for (Container container : containers) {
                System.out.println("Container name is " + container.name());
            }

        } catch (MediaStoreException e) {
            System.err.println(e.awsErrorDetails().errorMessage());
            System.exit(1);
        }
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 ListContainers” 中的。

以下代码示例演示如何使用 PutObject。

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例，学习如何在 AWS 代码示例存储库中进行设置和运行。

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.mediastore.MediaStoreClient;
import software.amazon.awssdk.services.mediastoredata.MediaStoreDataClient;
import software.amazon.awssdk.core.sync.RequestBody;
import software.amazon.awssdk.services.mediastoredata.model.PutObjectRequest;
import software.amazon.awssdk.services.mediastoredata.model.MediaStoreDataException;
import software.amazon.awssdk.services.mediastoredata.model.PutObjectResponse;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerRequest;
import software.amazon.awssdk.services.mediastore.model.DescribeContainerResponse;
import java.io.File;
import java.net.URI;
import java.net.URISyntaxException;

/**
 * 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 PutObject {
    public static void main(String[] args) throws URISyntaxException {
        final String USAGE = """

                To run this example, supply the name of a container, a file location to use, and path in the container\s

                Ex: <containerName> <filePath> <completePath>
                """;

        if (args.length < 3) {
            System.out.println(USAGE);
            System.exit(1);
        }

        String containerName = args[0];
        String filePath = args[1];
        String completePath = args[2];

        Region region = Region.US_EAST_1;
        URI uri = new URI(getEndpoint(containerName));
        MediaStoreDataClient mediaStoreData = MediaStoreDataClient.builder()
                .endpointOverride(uri)
                .region(region)
                .build();

        putMediaObject(mediaStoreData, filePath, completePath);
        mediaStoreData.close();
    }

    public static void putMediaObject(MediaStoreDataClient mediaStoreData, String filePath, String completePath) {
        try {
            File myFile = new File(filePath);
            RequestBody requestBody = RequestBody.fromFile(myFile);

            PutObjectRequest objectRequest = PutObjectRequest.builder()
                    .path(completePath)
                    .contentType("video/mp4")
                    .build();

            PutObjectResponse response = mediaStoreData.putObject(objectRequest, requestBody);
            System.out.println("The saved object is " + response.storageClass().toString());

        } catch (MediaStoreDataException e) {
            System.err.println(e.awsErrorDetails().errorMessage());
            System.exit(1);
        }
    }

    public 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();
    }
}

  • 有关API详细信息，请参阅 “AWS SDK for Java 2.x API参考 PutObject” 中的。