com.adobe.pdfservices.operation.pdfjobs.jobs.PDFPropertiesJob Maven / Gradle / Ivy

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Adobe PDF Services SDK allows you to access RESTful APIs to create, convert, and manipulate PDFs within your applications. Older versions can be found under groupId: com.adobe.documentservices, artifactId: pdftools-sdk
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/*
 * Copyright 2024 Adobe
 * All Rights Reserved.
 *
 * NOTICE: Adobe permits you to use, modify, and distribute this file in
 * accordance with the terms of the Adobe license agreement accompanying
 * it. If you have received this file from a source other than Adobe,
 * then your use, modification, or distribution of it requires the prior
 * written permission of Adobe.
 */

package com.adobe.pdfservices.operation.pdfjobs.jobs;

import com.adobe.pdfservices.operation.PDFServicesJob;
import com.adobe.pdfservices.operation.config.notifier.NotifierConfig;
import com.adobe.pdfservices.operation.exception.ServiceApiException;
import com.adobe.pdfservices.operation.internal.ExecutionContext;
import com.adobe.pdfservices.operation.internal.PDFServicesHelper;
import com.adobe.pdfservices.operation.internal.constants.CustomErrorMessages;
import com.adobe.pdfservices.operation.internal.constants.OperationHeaderInfoEndpointMap;
import com.adobe.pdfservices.operation.internal.dto.request.PlatformApiRequest;
import com.adobe.pdfservices.operation.internal.dto.request.pdfproperties.PDFPropertiesExternalAssetRequest;
import com.adobe.pdfservices.operation.internal.dto.request.pdfproperties.PDFPropertiesInternalAssetRequest;
import com.adobe.pdfservices.operation.internal.http.DefaultRequestHeaders;
import com.adobe.pdfservices.operation.internal.http.HttpResponse;
import com.adobe.pdfservices.operation.internal.util.ObjectUtil;
import com.adobe.pdfservices.operation.io.Asset;
import com.adobe.pdfservices.operation.io.CloudAsset;
import com.adobe.pdfservices.operation.io.ExternalAsset;
import com.adobe.pdfservices.operation.pdfjobs.params.pdfproperties.PDFPropertiesParams;

import java.util.List;
import java.util.UUID;


/**
 * A job that is used to fetch properties from an input PDF file. The properties are returned in a POJO.
 * 
 * Sample Usage:
 * 
{@code
 *             InputStream inputStream = new FileInputStream(new File("SOURCE_PATH"));
 *
 *             Credentials credentials = new ServicePrincipalCredentials(
 *                     System.getenv("PDF_SERVICES_CLIENT_ID"),
 *                     System.getenv("PDF_SERVICES_CLIENT_SECRET"));
 *
 *             PDFServices pdfServices = new PDFServices(credentials);
 *
 *             Asset asset = pdfServices.upload(inputStream, PDFServicesMediaType.PDF.getMediaType());
 *
 *             PDFPropertiesParams pdfPropertiesParams = PDFPropertiesParams.pdfPropertiesParamsBuilder()
 *                     .includePageLevelProperties()
 *                     .build();
 *             PDFPropertiesJob pdfPropertiesJob = new PDFPropertiesJob(asset)
 *                     .setParams(pdfPropertiesParams);
 *
 *             String location = pdfServices.submit(pdfPropertiesJob);
 *             PDFServicesResponse pdfServicesResponse = pdfServices.getJobResult(location, PDFPropertiesResult.class);
 *
 *             PDFProperties pdfProperties = pdfServicesResponse.getResult().getPdfProperties();
 * }
 */
public class PDFPropertiesJob extends PDFServicesJob {
    private Asset inputAsset;
    private PDFPropertiesParams pdfPropertiesParams;


    /**
     * Constructs a new {@code PDFPropertiesJob} instance.
     *
     * @param asset {@link Asset} object containing the input file; can not be null.
     */
    public PDFPropertiesJob(Asset asset) {
        ObjectUtil.requireNonNull(asset, String.format(CustomErrorMessages.GENERIC_CAN_NOT_BE_NULL, "Input Asset"));
        this.inputAsset = asset;
    }

    @Override
    protected String process(ExecutionContext executionContext) throws ServiceApiException {
        return this.process(executionContext, null);
    }

    @Override
    protected String process(ExecutionContext executionContext, List notifyConfigList) throws ServiceApiException {
        this.validate(executionContext);
        PlatformApiRequest pdfPropertiesRequest = generatePlatformApiRequest(notifyConfigList);
        String xRequestId = UUID.randomUUID().toString();
        HttpResponse response = PDFServicesHelper.submitJob(executionContext, pdfPropertiesRequest,
                xRequestId,
                OperationHeaderInfoEndpointMap.PDF_PROPERTIES);
        return response.getHeaders().get(DefaultRequestHeaders.LOCATION_HEADER_NAME);
    }

    /**
     * Set params for the job.
     *
     * @param pdfPropertiesParams {@link PDFPropertiesParams} object containing the properties to be fetched; can not
     *                            be null.
     * @return {@code PDFPropertiesJob} instance
     */
    public PDFPropertiesJob setParams(PDFPropertiesParams pdfPropertiesParams) {
        ObjectUtil.requireNonNull(pdfPropertiesParams, String.format(CustomErrorMessages.GENERIC_CAN_NOT_BE_NULL,
                "PDF Properties parameters"));
        this.pdfPropertiesParams = pdfPropertiesParams;
        return this;
    }


    private PlatformApiRequest generatePlatformApiRequest(List notifyConfigList) {
        PlatformApiRequest pdfPropertiesRequest;
        if (this.inputAsset instanceof CloudAsset) {
            pdfPropertiesRequest = new PDFPropertiesInternalAssetRequest(( (CloudAsset) this.inputAsset ).getAssetId(),
                    this.pdfPropertiesParams, notifyConfigList);
        } else {
            pdfPropertiesRequest = new PDFPropertiesExternalAssetRequest((ExternalAsset) this.inputAsset,
                    this.pdfPropertiesParams, notifyConfigList);
        }
        return pdfPropertiesRequest;
    }
}