123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122 |
- // Ant
- import org.apache.tools.ant.Task;
- import org.apache.tools.ant.BuildException;
- import org.apache.fop.apps.*;
-
- // SAX
- import org.xml.sax.Parser;
- import org.xml.sax.InputSource;
- import org.xml.sax.SAXException;
- import org.xml.sax.SAXParseException;
-
- // Java
- import java.io.FileReader;
- import java.io.File;
- import java.io.FileWriter;
- import java.io.PrintWriter;
- import java.io.IOException;
- import java.io.FileNotFoundException;
- import java.net.URL;
-
- /* the code is adapted from Fops CommandLine class */
- public class Fop {
- String fofile, pdffile;
-
- public void setFofile(String fofile) {
- this.fofile = fofile;
- }
-
- public void setPdffile(String pdffile) {
- this.pdffile = pdffile;
- }
-
-
- /**
- * creates a SAX parser, using the value of org.xml.sax.parser
- * defaulting to org.apache.xerces.parsers.SAXParser
- *
- * @return the created SAX parser
- */
- static Parser createParser() {
- String parserClassName = System.getProperty("org.xml.sax.parser");
- if (parserClassName == null) {
- parserClassName = "org.apache.xerces.parsers.SAXParser";
- }
- System.err.println("using SAX parser " + parserClassName);
-
- try {
- return (Parser) Class.forName(parserClassName).newInstance();
- } catch (ClassNotFoundException e) {
- System.err.println("Could not find " + parserClassName);
- } catch (InstantiationException e) {
- System.err.println("Could not instantiate " + parserClassName);
- } catch (IllegalAccessException e) {
- System.err.println("Could not access " + parserClassName);
- } catch (ClassCastException e) {
- System.err.println(parserClassName + " is not a SAX driver");
- }
- return null;
- }
-
- /**
- * create an InputSource from a file name
- *
- * @param filename the name of the file
- * @return the InputSource created
- */
- protected static InputSource fileInputSource(String filename) {
-
- /* this code adapted from James Clark's in XT */
- File file = new File(filename);
- String path = file.getAbsolutePath();
- String fSep = System.getProperty("file.separator");
- if (fSep != null && fSep.length() == 1)
- path = path.replace(fSep.charAt(0), '/');
- if (path.length() > 0 && path.charAt(0) != '/')
- path = '/' + path;
- try {
- return new InputSource(new URL("file", null,
- path).toString());
- }
- catch (java.net.MalformedURLException e) {
- throw new Error("unexpected MalformedURLException");
- }
- }
-
- public void execute () throws BuildException {
- boolean errors = false;
- String version = Version.getVersion();
- System.out.println("=======================\nTask " + version +
- "\nconverting file " + fofile + " to " + pdffile);
-
- if (!(new File(fofile).exists())) {
- errors = true;
- System.err.println("Task Fop - ERROR: Formatting objects file " + fofile + " missing.");
- }
-
- Parser parser = createParser();
-
- if (parser == null) {
- System.err.println("Task Fop - ERROR: Unable to create SAX parser");
- errors = true;
- }
-
- if (!errors) {
- try {
- Driver driver = new Driver();
- driver.setRenderer("org.apache.fop.render.pdf.PDFRenderer", version);
- driver.addElementMapping("org.apache.fop.fo.StandardElementMapping");
- driver.addElementMapping("org.apache.fop.svg.SVGElementMapping");
- driver.setWriter(new PrintWriter(new FileWriter(pdffile)));
- driver.buildFOTree(parser, fileInputSource(fofile));
- driver.format();
- driver.render();
- } catch (Exception e) {
- System.err.println("Task Fop - FATAL ERROR: " + e.getMessage());
- System.exit(1);
- }
- }
- System.out.println("=======================\n");
- }
- }
|