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updated servlet to reflect changes to fop
git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@194481 13f79535-47bb-0310-9956-ffa450edef68tags/fop-0_20_3
Keiron Liddle
23 years ago
2 changed files with 52 additions and 8 deletions
+ 52
- 8
docs/examples/embedding/FopServlet.java
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| @@ -5,8 +5,6 @@ | |||
| * LICENSE file included with these sources. | |||
| */ | |||
| package org.apache.fop.tools.servlet; | |||
| import java.io.*; | |||
| import javax.servlet.*; | |||
| @@ -17,7 +15,9 @@ import org.xml.sax.XMLReader; | |||
| import org.apache.fop.apps.Driver; | |||
| import org.apache.fop.apps.Version; | |||
| import org.apache.fop.apps.XSLTInputHandler; | |||
| import org.apache.log.*; | |||
| /** | |||
| * Example servlet to generate a PDF from a servlet. | |||
| @@ -26,23 +26,45 @@ import org.apache.fop.apps.Version; | |||
| * <li>fo: the path to a formatting object file to render | |||
| * </ul> | |||
| * | |||
| * Example URL: http://servername/servlet/FopServlet?fo=/home/fop/example/readme.fo | |||
| * Example URL: http://servername/servlet/FopServlet?fo=readme.fo | |||
| * Example URL: http://servername/servlet/FopServlet?xml=data.xml&xsl=format.xsl | |||
| * Compiling: you will need | |||
| * - servlet_2_2.jar | |||
| * - fop.jar | |||
| * - sax api | |||
| * - logkit jar | |||
| * | |||
| * Running: you will need in the WEB-INF/lib/ directory: | |||
| * - fop.jar | |||
| * - batik.jar | |||
| * - avalon-framework-4.0.jar | |||
| * - logkit-1.0b4.jar | |||
| * - xalan-2.0.0.jar | |||
| */ | |||
| public class FopServlet extends HttpServlet { | |||
| public static final String FO_REQUEST_PARAM = "fo"; | |||
| public static final String XML_REQUEST_PARAM = "xml"; | |||
| public static final String XSL_REQUEST_PARAM = "xsl"; | |||
| Logger log = null; | |||
| public void doGet(HttpServletRequest request, | |||
| HttpServletResponse response) throws ServletException { | |||
| if(log == null) { | |||
| Hierarchy hierarchy = Hierarchy.getDefaultHierarchy(); | |||
| log = hierarchy.getLoggerFor("fop"); | |||
| log.setPriority(Priority.WARN); | |||
| } | |||
| try { | |||
| if (request.getParameter(FO_REQUEST_PARAM) != null) { | |||
| FileInputStream file = new FileInputStream( | |||
| request.getParameter(FO_REQUEST_PARAM)); | |||
| String foParam = request.getParameter(FO_REQUEST_PARAM); | |||
| String xmlParam = request.getParameter(XML_REQUEST_PARAM); | |||
| String xslParam = request.getParameter(XSL_REQUEST_PARAM); | |||
| if (foParam != null) { | |||
| FileInputStream file = new FileInputStream(foParam); | |||
| renderFO(new InputSource(file), response); | |||
| } else if((xmlParam != null) && (xslParam != null)) { | |||
| XSLTInputHandler input = new XSLTInputHandler(new File(xmlParam), new File(xslParam)); | |||
| renderXML(input, response); | |||
| } else { | |||
| PrintWriter out = response.getWriter(); | |||
| out.println("<html><head><title>Error</title></head>\n"+ | |||
| @@ -69,17 +91,39 @@ public class FopServlet extends HttpServlet { | |||
| response.setContentType("application/pdf"); | |||
| Driver driver = new Driver(foFile, out); | |||
| driver.setLogger(log); | |||
| driver.setRenderer(Driver.RENDER_PDF); | |||
| driver.run(); | |||
| byte[] content = out.toByteArray(); | |||
| response.setContentLength(content.length); | |||
| response.getOutputStream().write(content); | |||
| response.getOutputStream().flush(); | |||
| } catch (Exception ex) { | |||
| throw new ServletException(ex); | |||
| } | |||
| } | |||
| public void renderXML(XSLTInputHandler input, | |||
| HttpServletResponse response) throws ServletException { | |||
| try { | |||
| ByteArrayOutputStream out = new ByteArrayOutputStream(); | |||
| response.setContentType("application/pdf"); | |||
| Driver driver = new Driver(); | |||
| driver.setLogger(log); | |||
| driver.setRenderer(Driver.RENDER_PDF); | |||
| driver.setOutputStream(out); | |||
| driver.render(input.getParser(), input.getInputSource()); | |||
| byte[] content = out.toByteArray(); | |||
| response.setContentLength(content.length); | |||
| response.getOutputStream().write(content); | |||
| response.getOutputStream().flush(); | |||
| } catch (Exception ex) { | |||
| throw new ServletException(ex); | |||
| } | |||
| } | |||
| /** | |||
BIN
docs/examples/embedding/fop.war
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