Linearize PDFs

data-slots=heading, code

data-repeat=5

data-languages=Java, .NET, Node JS, Python, REST API

Java

// Get the samples from https://www.adobe.com/go/pdftoolsapi_java_samples
// Run the sample:
// mvn -f pom.xml exec:java -Dexec.mainClass=com.adobe.pdfservices.operation.samples.linearizepdf.LinearizePDF

     public class LinearizePDF {
       // Initialize the logger.
       private static final Logger LOGGER = LoggerFactory.getLogger(LinearizePDF.class);

       public static void main(String[] args) {

           try (InputStream inputStream = Files.newInputStream(new File("src/main/resources/linearizePDFInput.pdf").toPath())) {
                // Initial setup, create credentials instance
                Credentials credentials = new ServicePrincipalCredentials(
                        System.getenv("PDF_SERVICES_CLIENT_ID"),
                        System.getenv("PDF_SERVICES_CLIENT_SECRET"));

                // Creates a PDF Services instance
                PDFServices pdfServices = new PDFServices(credentials);

                // Creates an asset(s) from source file(s) and upload
                Asset asset = pdfServices.upload(inputStream, PDFServicesMediaType.PDF.getMediaType());

                // Creates a new job instance
                LinearizePDFJob linearizePDFJob = new LinearizePDFJob(asset);

                // Submit the job and gets the job result
                String location = pdfServices.submit(linearizePDFJob);
                PDFServicesResponse<LinearizePDFResult> pdfServicesResponse = pdfServices.getJobResult(location, LinearizePDFResult.class);

                // Get content from the resulting asset(s)
                Asset resultAsset = pdfServicesResponse.getResult().getAsset();
                StreamAsset streamAsset = pdfServices.getContent(resultAsset);

                // Creates an output stream and copy stream asset's content to it
                Files.createDirectories(Paths.get("output/"));
                OutputStream outputStream = Files.newOutputStream(new File("output/linearizePDFOutput.pdf").toPath());
                LOGGER.info("Saving asset at output/linearizePDFOutput.pdf");
                IOUtils.copy(streamAsset.getInputStream(), outputStream);
                outputStream.close();
           } catch (ServiceApiException | IOException | SDKException | ServiceUsageException ex) {
               LOGGER.error("Exception encountered while executing operation", ex);
           }
       }
     }

.NET

// Get the samples from https://www.adobe.com/go/pdftoolsapi_net_samples
// Run the sample:
// cd LinearizePDF/
// dotnet run LinearizePDF.csproj

namespace LinearizePDF
{
    class Program
    {
        private static readonly ILog log = LogManager.GetLogger(typeof(Program));

        static void Main()
        {
            //Configure the logging
            ConfigureLogging();
            try
            {
                // Initial setup, create credentials instance
                ICredentials credentials = new ServicePrincipalCredentials(
                    Environment.GetEnvironmentVariable("PDF_SERVICES_CLIENT_ID"),
                    Environment.GetEnvironmentVariable("PDF_SERVICES_CLIENT_SECRET"));

                // Creates a PDF Services instance
                PDFServices pdfServices = new PDFServices(credentials);

                // Creates an asset(s) from source file(s) and upload
                using Stream inputStream = File.OpenRead(@"linearizePDFInput.pdf");
                IAsset asset = pdfServices.Upload(inputStream, PDFServicesMediaType.PDF.GetMIMETypeValue());

                // Creates a new job instance
                LinearizePDFJob linearizePDFJob = new LinearizePDFJob(asset);

                // Submits the job and gets the job result
                String location = pdfServices.Submit(linearizePDFJob);
                PDFServicesResponse<LinearizePDFResult> pdfServicesResponse =
                    pdfServices.GetJobResult<LinearizePDFResult>(location, typeof(LinearizePDFResult));

                // Get content from the resulting asset(s)
                IAsset resultAsset = pdfServicesResponse.Result.Asset;
                StreamAsset streamAsset = pdfServices.GetContent(resultAsset);

                // Creating output streams and copying stream asset's content to it
                String outputFilePath = "/output/linearizePDFOutput.pdf";
                new FileInfo(Directory.GetCurrentDirectory() + outputFilePath).Directory.Create();
                Stream outputStream = File.OpenWrite(Directory.GetCurrentDirectory() + outputFilePath);
                streamAsset.Stream.CopyTo(outputStream);
                outputStream.Close();
            }
            catch (ServiceUsageException ex)
            {
                log.Error("Exception encountered while executing operation", ex);
            }
            catch (ServiceApiException ex)
            {
                log.Error("Exception encountered while executing operation", ex);
            }
            catch (SDKException ex)
            {
                log.Error("Exception encountered while executing operation", ex);
            }
            catch (IOException ex)
            {
                log.Error("Exception encountered while executing operation", ex);
            }
            catch (Exception ex)
            {
                log.Error("Exception encountered while executing operation", ex);
            }
        }

        static void ConfigureLogging()
        {
            ILoggerRepository logRepository = LogManager.GetRepository(Assembly.GetEntryAssembly());
            XmlConfigurator.Configure(logRepository, new FileInfo("log4net.config"));
        }
    }
}

Node JS

// Get the samples from http://www.adobe.com/go/pdftoolsapi_node_sample
// Run the sample:
// node src/linearizepdf/linearize-pdf.js

const {
    ServicePrincipalCredentials,
    PDFServices,
    MimeType,
    LinearizePDFJob,
    LinearizePDFResult,
    SDKError,
    ServiceUsageError,
    ServiceApiError
} = require("@dcloud/pdfservices-node-sdk");
const fs = require("fs");

(async () => {
    let readStream;
    try {
        // Initial setup, create credentials instance
        const credentials = new ServicePrincipalCredentials({
            clientId: process.env.PDF_SERVICES_CLIENT_ID,
            clientSecret: process.env.PDF_SERVICES_CLIENT_SECRET
        });

        // Creates a PDF Services instance
        const pdfServices = new PDFServices({credentials});

        // Creates an asset(s) from source file(s) and upload
        readStream = fs.createReadStream("./linearizePDFInput.pdf");
        const inputAsset = await pdfServices.upload({
            readStream,
            mimeType: MimeType.PDF
        });

        // Creates a new job instance
        const job = new LinearizePDFJob({inputAsset});

        // Submit the job and get the job result
        const pollingURL = await pdfServices.submit({job});
        const pdfServicesResponse = await pdfServices.getJobResult({
            pollingURL,
            resultType: LinearizePDFResult
        });

        // Get content from the resulting asset(s)
        const resultAsset = pdfServicesResponse.result.asset;
        const streamAsset = await pdfServices.getContent({asset: resultAsset});

        // Creates an output stream and copy stream asset's content to it
        const outputFilePath = "./linearizePDFOutput.pdf";
        console.log(`Saving asset at ${outputFilePath}`);

        const outputStream = fs.createWriteStream(outputFilePath);
        streamAsset.readStream.pipe(outputStream);
    } catch (err) {
        if (err instanceof SDKError || err instanceof ServiceUsageError || err instanceof ServiceApiError) {
            console.log("Exception encountered while executing operation", err);
        } else {
            console.log("Exception encountered while executing operation", err);
        }
    } finally {
        readStream?.destroy();
    }
})();

Python

# Get the samples https://github.com/adobe/pdfservices-python-sdk-samples
# Run the sample:
# python src/linearizepdf/linearize_pdf.py

# Initialize the logger
logging.basicConfig(level=logging.INFO)

class LinearizePDF:
    def __init__(self):
        try:
            file = open('./linearizePDFInput.pdf', 'rb')
            input_stream = file.read()
            file.close()

            # Initial setup, create credentials instance
            credentials = ServicePrincipalCredentials(
                client_id=os.getenv('PDF_SERVICES_CLIENT_ID'),
                client_secret=os.getenv('PDF_SERVICES_CLIENT_SECRET')
            )

            # Creates a PDF Services instance
            pdf_services = PDFServices(credentials=credentials)

            # Creates an asset(s) from source file(s) and upload
            input_asset = pdf_services.upload(input_stream=input_stream,
                                              mime_type=PDFServicesMediaType.PDF)

            # Creates a new job instance
            linearize_pdf_job = LinearizePDFJob(input_asset=input_asset)

            # Submit the job and gets the job result
            location = pdf_services.submit(linearize_pdf_job)
            pdf_services_response = pdf_services.get_job_result(location, LinearizePDFResult)

            # Get content from the resulting asset(s)
            result_asset: CloudAsset = pdf_services_response.get_result().get_asset()
            stream_asset: StreamAsset = pdf_services.get_content(result_asset)

            # Creates an output stream and copy stream asset's content to it
            output_file_path = 'output/LinearizePDF.pdf'
            with open(output_file_path, "wb") as file:
                file.write(stream_asset.get_input_stream())

        except (ServiceApiException, ServiceUsageException, SdkException) as e:
            logging.exception(f'Exception encountered while executing operation: {e}')

if __name__ == "__main__":
    LinearizePDF()

REST API

// Please refer our REST API docs for more information
// https://developer.adobe.com/document-services/docs/apis/#tag/Linearize-PDF

curl --location --request POST 'https://pdf-services.adobe.io/operation/linearizepdf' \
--header 'x-api-key: {{Placeholder for client_id}}' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer {{Placeholder for token}}' \
--data-raw '{
    "assetID": "urn:aaid:AS:UE1:23c30ee0-2e4d-46d6-87f2-087832fca718"
}'