fop生成PDF

package com.cisetech.put.utils.fop; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileOutputStream; import javax.xml.transform.Result; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerFactory; import javax.xml.transform.sax.SAXResult; import javax.xml.transform.stream.StreamSource; import org.apache.avalon.framework.logger.ConsoleLogger; import org.apache.avalon.framework.logger.Logger; import org.apache.fop.apps.Fop; import org.apache.fop.apps.FopFactory; import org.apache.fop.apps.MimeConstants; /** * FopReport * @author bin.yin 2012/12/23 */ public class FopReport { private static Logger log = new ConsoleLogger(ConsoleLogger.LEVEL_DEBUG); // Step 1: Construct a FopFactory private static final FopFactory fopFactory = FopFactory.newInstance(); /** * 根据xsl模板及xml数据文件生成pdf * @param xsltFile xsl模板 * @param xmlFile xml数据文件 * @return ReportData * @throws Exception * @author bin.yin 2012/12/25 */ public static ReportData createReport(String xsltFile, String xmlFile) throws Exception { ReportData reportData = new ReportData(); reportData.setContentType("application/pdf"); fopFactory.setUserConfig("conf/fop.xml"); // Step 2: Set up output stream. ByteArrayOutputStream out = new ByteArrayOutputStream(); try { // Step 3: Construct fop with desired output format Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, out); // Step 4: Setup XSLT using identity transformer TransformerFactory factory = TransformerFactory.newInstance(); Transformer transformer = factory.newTransformer(new StreamSource(new File(xsltFile))); // Step 5: Setup input and output for XSLT transformation Source src = new StreamSource(new File(xmlFile)); // Source src = new StreamSource(new StringReader(myString)); // Step 6: Resulting SAX events (the generated FO) must be piped through to FOP Result res = new SAXResult(fop.getDefaultHandler()); // Step 7: Start XSLT transformation and FOP processing transformer.transform(src, res); reportData.setData(out.toByteArray()); } catch(Exception e) { throw e; } finally { out.close(); } return reportData; } /** * 根据xsl模板及xml字节数组生成pdf * @param xsltFile xsl模板 * @param bXmlData xml字节数组 eg. StringBuffer buf = new StringBuffer(); buf.getBytes("UTF-8"); * @return ReportData * @throws Exception * @author bin.yin 2012/12/25 */ public static ReportData createReport(String xsltFile, byte[] bXmlData) throws Exception { ReportData reportData = new ReportData(); try { // convert xml bytes to a temp file File xmlFile = File.createTempFile("FOP", ".tmp"); FileOutputStream fos = new FileOutputStream(xmlFile); fos.write(bXmlData); fos.close(); reportData = createReport(xsltFile, xmlFile.getAbsolutePath()); // delete temp file xmlFile.delete(); } catch (Exception e) { throw e; } return reportData; } public static void main(String[] args) { long t0 = System.currentTimeMillis(); try { StringBuffer buf = new StringBuffer(); buf.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); buf.append("<ItemListReport>"); buf.append(" <ReportHeader>"); buf.append(" <Title>附加条款</Title>"); buf.append(" <PartyA>上海信息技术有限公司B</PartyA>"); buf.append(" <PartyB>上海信息技术有限公司B</PartyB>"); buf.append(" </ReportHeader>"); buf.append(" <ReportBody>"); buf.append(" <Table>"); buf.append(" <TableRow>"); buf.append(" <ItemName>附加条款1</ItemName>"); buf.append(" <ItemTime>2012-12-23 09:03</ItemTime>"); buf.append(" </TableRow>"); buf.append(" <TableRow>"); buf.append(" <ItemName>上海信息技术有限公司附加条款1</ItemName>"); buf.append(" <ItemTime>2012-12-23 09:03</ItemTime>"); buf.append(" </TableRow>"); buf.append(" </Table>"); buf.append(" </ReportBody>"); buf.append(" <ReportFooter>"); buf.append(" <PrintDate>2012-12-12</PrintDate>"); buf.append(" <ReportNo>010123456789</ReportNo>"); buf.append(" </ReportFooter>"); buf.append("</ItemListReport>"); long t = System.currentTimeMillis(); ReportData data = FopReport.createReport("report\\sample\\Sample.xsl", buf.toString().getBytes("UTF-8")); //data = FopReport.createReport("report\\sample\\Sample.xsl", "report\\sample\\Sample.xml"); long t1 = System.currentTimeMillis(); log.debug("time:" + (t1 - t)); FileOutputStream fos = new FileOutputStream("D:/sample.pdf"); fos.write(data.getData()); fos.close(); } catch (Exception e) { e.printStackTrace(); } log.debug("use time:" + (System.currentTimeMillis() - t0)); } }