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dgarcia |
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package eu.smartlm.abs.portal.view;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.Set;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import com.lowagie.text.Chunk;
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import com.lowagie.text.Document;
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import com.lowagie.text.DocumentException;
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import com.lowagie.text.Font;
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import com.lowagie.text.Image;
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import com.lowagie.text.PageSize;
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import com.lowagie.text.Paragraph;
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import com.lowagie.text.pdf.PdfWriter;
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import com.lowagie.text.pdf.draw.VerticalPositionMark;
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import eu.smartlm.abs.portal.util.StringUtil;
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import eu.smartlm.abs.portal.view.event.EventData;
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import eu.smartlm.abs.portal.view.portlet.QueryPortlet;
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import eu.smartlm.schemas.x2009.x06.urec.LicenseResourceType;
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import eu.smartlm.schemas.x2009.x06.urec.SmartLMUsageRecordType;
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/**
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* Servlet that creates the PDF output of the accounting or billing query
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* @author David García Pérez - CESGA
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*
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*/
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public class PDFOutput extends HttpServlet {
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private static final long serialVersionUID = 8806162452520858258L;
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private static final Font BOLD_16 = new Font(Font.HELVETICA, 16, Font.BOLD);
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private static final Font BOLD_12 = new Font(Font.HELVETICA, 12, Font.BOLD);
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private static final Font BOLD_10 = new Font(Font.HELVETICA, 8, Font.BOLD);
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private static final Font NORMAL_10 = new Font(Font.HELVETICA, 8, Font.NORMAL);
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public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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// Get Data to create the PDF
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HttpSession session = request.getSession();
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EventData data = (EventData) session.getAttribute("eventpdf");
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// Setting the type of data
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String type = "";
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if(data.getType().equals(QueryPortlet.TYPE_ACCOUNTING))
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type = "Accounting";
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else if (data.getType().equals(QueryPortlet.TYPE_BILLING))
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type = "Billing";
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try {
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// Creation of the document
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Document document = new Document(PageSize.A4/*.rotate()*/);
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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PdfWriter.getInstance(document, baos);
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document.open();
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// HEADER
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document.add(new Paragraph(type + " Results", BOLD_16));
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//document.add(new LineSeparator(1, 100, null, Element.ALIGN_CENTER, -2));
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// QUERY PART
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document.add(Chunk.NEWLINE);
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document.add(new Paragraph("Query:", BOLD_12));
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document.add(Chunk.NEWLINE);
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//ADD IMAGE:
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document.add(Image.getInstance((java.awt.Image) data.getGraph().createBufferedImage(400, 400), null));
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// USAGE RECORDS:
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addUsageRecordsToDocument(document, data);
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// Document ready...
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document.close();
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// setting some response headers
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response.setHeader("Expires", "0");
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response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
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response.setHeader("Pragma", "public");
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// setting the content type
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response.setContentType("application/pdf");
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// the contentlength
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response.setContentLength(baos.size());
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// write ByteArrayOutputStream to the ServletOutputStream
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OutputStream os = response.getOutputStream();
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baos.writeTo(os);
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os.flush();
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os.close();
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}
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catch(DocumentException e) {
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throw new IOException(e.getMessage());
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}
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}
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private void addUsageRecordsToDocument(Document document, EventData eventData) throws DocumentException {
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// Format options...
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Chunk tab1 = new Chunk(new VerticalPositionMark(), 60, true);
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Chunk tab2 = new Chunk(new VerticalPositionMark(), 160, true);
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Chunk tab3 = new Chunk(new VerticalPositionMark(), 300, true);
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Chunk tab4 = new Chunk(new VerticalPositionMark(), 430, true);
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//Chunk tab5 = new Chunk(new VerticalPositionMark(), 610, true);
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//Chunk tab6 = new Chunk(new VerticalPositionMark(), 660, true);
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//Chunk tab7 = new Chunk(new VerticalPositionMark(), 710, true);
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//Chunk tab8 = new Chunk(new VerticalPositionMark(), 760, true);
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// Table of results:
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Paragraph line1 = new Paragraph();
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line1.add(new Chunk("Users:", BOLD_10));
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line1.add(tab1);
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line1.add(new Chunk("Product:", BOLD_10));
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line1.add(tab2);
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line1.add(new Chunk("Start Date:", BOLD_10));
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line1.add(tab3);
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line1.add(new Chunk("End Date:", BOLD_10));
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line1.add(tab4);
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line1.add(new Chunk("Accounting Group:", BOLD_10));
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// line1.add(tab5);
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// line1.add(new Chunk("Project:", BOLD_10));
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// line1.add(tab6);
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// line1.add(new Chunk("Host:", BOLD_10));
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// line1.add(tab7);
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// line1.add(new Chunk("SubmitHost:", BOLD_10));
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document.add(line1);
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// We retrieve the usage records
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Set<SmartLMUsageRecordType> usageRecords = eventData.getUsageRecords();
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for(SmartLMUsageRecordType usageRecord: usageRecords) {
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String user = StringUtil.removeSpaces(usageRecord.getUserIdentityArray(0).getLocalUserId());
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//String host = usageRecord.getHostArray(0).getStringValue();
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//String submitHost = usageRecord.getSubmitHostArray(0).getStringValue();
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//String project = usageRecord.getProjectNameArray(0).getStringValue();
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LicenseResourceType[] licenseResources = usageRecord.getLicenseResourceArray();
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for(int i = 0; i < licenseResources.length; i++) {
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LicenseResourceType licenseResource = licenseResources[i];
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String product = StringUtil.removeSpaces(licenseResource.getLicense().getProduct().getName());
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String accountingGroup = StringUtil.removeSpaces(licenseResource.getAccountingGroup());
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String start = StringUtil.removeSpaces(licenseResource.getAccountingPeriod().getStartTime().toString());
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String end = StringUtil.removeSpaces(licenseResource.getAccountingPeriod().getEndTime().toString());
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Paragraph line = new Paragraph();
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line.add(new Chunk(user, NORMAL_10));
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line.add(tab1);
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line.add(new Chunk(product, NORMAL_10));
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line.add(tab2);
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line.add(new Chunk(start, NORMAL_10));
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line.add(tab3);
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line.add(new Chunk(end, NORMAL_10));
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line.add(tab4);
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line.add(new Chunk(accountingGroup, NORMAL_10));
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//line.add(tab5);
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//line.add(new Chunk(project, NORMAL_10));
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//line.add(tab6);
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//line.add(new Chunk(host, NORMAL_10));
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//line.add(tab7);
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//line.add(new Chunk(submitHost, NORMAL_10));
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document.add(line);
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}
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}
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}
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}
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