Difference between revisions of "Stardust/KnowledgeBase/Reports/HowToRunReportAndAttachAsProcessAttachment"

package com.sungard.infinity.reports;
 
import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
 
import org.apache.commons.httpclient.DefaultHttpMethodRetryHandler;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.params.HttpMethodParams;
import org.eclipse.stardust.common.log.LogManager;
import org.eclipse.stardust.common.log.Logger;
import org.eclipse.stardust.engine.api.runtime.DmsUtils;
import org.eclipse.stardust.engine.api.runtime.Document;
import org.eclipse.stardust.engine.api.runtime.DocumentInfo;
import org.eclipse.stardust.engine.api.runtime.DocumentManagementService;
import org.eclipse.stardust.engine.api.runtime.WorkflowService;
import org.eclipse.stardust.engine.api.spring.SpringUtils;
import org.eclipse.stardust.engine.extensions.dms.data.DmsConstants;
import org.eclipse.stardust.ui.web.processportal.view.ActivityDetailsBean;
import org.eclipse.stardust.ui.web.viewscommon.services.ContextPortalServices;
 
public class ReportAttachmentAPI {
 
	private static final Logger log = LogManager
			.getLogger(ReportAttachmentAPI.class);
	private ActivityDetailsBean activityDetails;
 
	public ReportAttachmentAPI() {
		log.debug("Instanciating ReportAttachmentAPI");
		activityDetails = (ActivityDetailsBean) SpringUtils
				.getWebApplicationContext().getBean("activityDetailsBean");
	}
 
	/**
	 * @param reportRunURL
	 *            URL of the report to be run and attach
	 */
	public void runAndAttachReport(String reportRunURL) {
		log.debug("Got in val as : " + reportRunURL);
 
		DocumentManagementService dmsService = ContextPortalServices
				.getDocumentManagementService();
		WorkflowService workflowService = ContextPortalServices
				.getWorkflowService();
 
		String targetFolder = activityDetails.getProcessAttachmentsFolderId();
 
		// Create an instance of HttpClient.
		HttpClient client = new HttpClient();
		// Create a method instance.
		GetMethod method = new GetMethod(reportRunURL);
 
		// Provide custom retry handler is necessary
		method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
				new DefaultHttpMethodRetryHandler(3, false));
 
		try {
			// Execute the method.
			int statusCode = client.executeMethod(method);
 
			if (statusCode != HttpStatus.SC_OK) {
				System.err.println("Method failed: " + method.getStatusLine());
			}
 
			// Read the response body.
			byte[] responseBody = method.getResponseBody();
 
			// Deal with the response.
			// Use caution: ensure correct character encoding and is not binary
			// data
			log.debug(new String(responseBody));
 
			DocumentInfo docInfo = DmsUtils
					.createDocumentInfo("ReportRunAttachment_"
							+ (new Date()).getTime());
			// docInfo.setContentType("text/html");
			docInfo.setContentType("application/pdf");
			docInfo.setDescription("TestReportName1 desc");
			// docInfo.setOwner(wfService.getUser().getAccount());
			docInfo.setOwner(workflowService.getUser().getAccount());
 
			byte[] docContent = responseBody;
			DmsUtils.ensureFolderHierarchyExists(targetFolder, dmsService);
			Document doc = dmsService.createDocument(targetFolder, docInfo,
					docContent, null);
			List<Document> docList = new ArrayList<Document>();
			docList.add(doc);
 
			workflowService.setOutDataPath(activityDetails.getProcessInstance()
					.getOID(), DmsConstants.PATH_ID_ATTACHMENTS, docList);
 
		} catch (HttpException e) {
			System.err.println("Fatal protocol violation: " + e.getMessage());
			e.printStackTrace();
		} catch (IOException e) {
			System.err.println("Fatal transport error: " + e.getMessage());
			e.printStackTrace();
		} finally {
			// Release the connection.
			method.releaseConnection();
		}
 
	}
 
}