MediaStore 使用适用于 Java 的 SDK 2.x 的示例 - Amazon SDK for Java 2.x

MediaStore 使用适用于 Java 的 SDK 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。 Amazon 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和跨服务示例的上下文查看操作。

场景是展示如何通过在同一服务中调用多个函数来完成特定任务的代码示例。

每个示例都包含一个指向的链接 GitHub，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

操作

以下代码示例演示了如何使用 CreateContainer。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考CreateContainer中的。

以下代码示例演示了如何使用 DeleteContainer。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考DeleteContainer中的。

以下代码示例演示了如何使用 DeleteObject。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考DeleteObject中的。

以下代码示例演示了如何使用 DescribeContainer。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考DescribeContainer中的。

以下代码示例演示了如何使用 GetObject。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考GetObject中的。

以下代码示例演示了如何使用 ListContainers。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考ListContainers中的。

以下代码示例演示了如何使用 PutObject。

适用于 Java 2.x 的 SDK

注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整示例，了解如何进行设置和运行。


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 的详细信息，请参阅 Amazon SDK for Java 2.x API 参考PutObject中的。

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