儲存已提交的資料

[AEM Forms 6.5]{class="badge informative"}

下一步是將提交的資料儲存在AEM作者的存放庫中。 掛接在/bin/startworkflow上的servlet會儲存提交的資料。
AEM工作流程啟動器已設定為每次在<node_to_store_submitted_data>節點下建立nt:file型別的新資源時觸發。 此工作流程會將提交的資料與xdp範本合併,以建立非互動式或靜態的PDF。 然後將產生的PDF指派給使用者進行稽核和核准。

若要將提交的資料儲存在<node_to_store_submitted_data>節點下,我們會使用GetResolver OSGi服務,此服務可讓我們使用fd-service系統使用者儲存提交的資料,此使用者可在每個AEM Forms安裝中使用。

您可以使用ConfigMgr設定儲存提交資料的節點,如部署範例資產中所述

package com.aemforms.mobileforms.core.servlets;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.UUID;

import javax.jcr.Binary;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.servlet.Servlet;
import javax.servlet.ServletOutputStream;
import com.aemforms.mobileforms.core.configuration.service.AemServerCredentialsConfigurationService;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.servlets.SlingAllMethodsServlet;
import org.apache.sling.servlets.annotations.SlingServletResourceTypes;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.mergeandfuse.getserviceuserresolver.GetResolver;

import org.apache.sling.api.servlets.SlingAllMethodsServlet;

@Component(service={Servlet.class}, property={"sling.servlet.methods=post", "sling.servlet.paths=/bin/startworkflow"})
public class StartWorkflow extends SlingAllMethodsServlet {

    private static Logger logger = LoggerFactory.getLogger(StartWorkflow.class);

    @Reference
    private GetResolver getResolver;

    @Reference
    private AemServerCredentialsConfigurationService aemServerCredentialsConfigurationService;

    @Override
    protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response)
    {
            String xmlData = null;
            logger.debug("in start workflow");
            response.setContentType("text/html;charset=UTF-8");
            if (request.getParameter("xmlData") != null)
                {
                    logger.debug("The form was submitted from Acrobat/Reader");
                    xmlData = request.getParameter("xmlData");
                    logger.debug("In start workflow" + xmlData);
                }
                logger.debug("Trying to get resource  "+aemServerCredentialsConfigurationService.getFolderPath());
                Resource r = getResolver.getFormsServiceResolver().getResource(aemServerCredentialsConfigurationService.getFolderPath());
                String responseMessage =null;
                if(r!= null)
                {

                    Session session = r.getResourceResolver().adaptTo(Session.class);
                    logger.debug("Got reosurce pdfsubmissions" + r.getPath());
                    UUID uidName = UUID.randomUUID();
                    Node xmlDataFilesNode = r.adaptTo(Node.class);
                    InputStream is = new ByteArrayInputStream(xmlData.getBytes());
                    Binary binary;
                    try {
                            Node xmlFileNode = xmlDataFilesNode.addNode(uidName.toString(), "nt:file");
                            logger.debug("Added nt file node");
                            Node jcrContent = xmlFileNode.addNode("jcr:content", "nt:resource");
                            logger.debug("Added jcr content");
                            binary = session.getValueFactory().createBinary(is);
                            jcrContent.setProperty("jcr:data", binary);
                            session.save();
                        } catch (RepositoryException e)
                        {
                            throw new RuntimeException(e);
                        }
                    responseMessage = "Your form was successfully submitted";
                }else
                {
                    logger.debug("The resource IS NULL");
                    responseMessage = "Error is processing your submission!!! Please contact the administrator";
                }

        try {
            response.setContentType("text/plain");
            response.getWriter().write(responseMessage);

        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

}

後續步驟

工作流程啟動器與工作流程

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