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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [tools/] [gnu/] [classpath/] [tools/] [doclets/] [xmldoclet/] [doctranslet/] [DocTranslet.java] - Rev 779
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/* gnu.classpath.tools.doclets.xmldoclet.doctranslet.DocTranslet Copyright (C) 2001 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. */ package gnu.classpath.tools.doclets.xmldoclet.doctranslet; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.InputStream; import java.io.IOException; import java.io.OutputStream; import java.io.PrintStream; import java.net.MalformedURLException; import java.net.URL; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import java.util.HashMap; import java.util.Map; import java.util.jar.JarFile; import java.util.jar.Manifest; import java.util.jar.Attributes; import javax.xml.transform.ErrorListener; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerException; import javax.xml.transform.TransformerFactory; import javax.xml.transform.TransformerFactoryConfigurationError; import javax.xml.transform.URIResolver; import javax.xml.transform.dom.DOMResult; import javax.xml.transform.stream.StreamResult; import javax.xml.transform.stream.StreamSource; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.ParserConfigurationException; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import org.xml.sax.SAXException; import gnu.classpath.tools.IOToolkit; import gnu.classpath.tools.doclets.xmldoclet.Driver; import com.sun.javadoc.DocErrorReporter; public class DocTranslet implements ErrorListener { private static class DocErrorReporterOutputStream extends OutputStream { private ByteArrayOutputStream out = new ByteArrayOutputStream(); private DocErrorReporter reporter; public DocErrorReporterOutputStream(DocErrorReporter reporter) { this.reporter = reporter; } public void write(int ch) { out.write(ch); if (ch == 10) { reporter.printNotice(out.toString()); out.reset(); } } } private String mainResourceFilename; private ClassLoader classLoader; private Map transformerMap = new java.util.HashMap(); //WeakHashMap(); private DocTransletOptions options; protected DocTranslet(String mainResourceFilename, ClassLoader classLoader) throws DocTransletConfigurationException { if (mainResourceFilename.length() > 0 && mainResourceFilename.charAt(0) == '/') { mainResourceFilename = mainResourceFilename.substring(1); } this.mainResourceFilename = mainResourceFilename; this.classLoader = classLoader; } private static boolean equalsFile(File file1, File file2) { return file1.getAbsolutePath().equals(file2.getAbsolutePath()); } private static File getParentFile(File file) { String filename = file.getAbsolutePath(); if (filename.endsWith(File.separator)) { filename = filename.substring(0, filename.length() - 1); } int lastSlash = filename.lastIndexOf(File.separatorChar); if (lastSlash > 0) { filename = filename.substring(0, lastSlash); } else { filename = File.separator; } return new File(filename); } private static boolean cacheXSLTSheets = true; public void apply(File xmlSourceDirectory, File targetDirectory, DocErrorReporter reporter) throws DocTransletException { PrintStream err = System.err; try{ URL mainResourceURL = classLoader == null ? ClassLoader.getSystemResource(mainResourceFilename): classLoader.getResource(mainResourceFilename); if (null == mainResourceURL) { throw new DocTransletException("Cannot find resource '" + mainResourceFilename + "'"); } Map parameters = new HashMap(); parameters.put("gjdoc.xmldoclet.version", Driver.XMLDOCLET_VERSION); parameters.put("gjdoc.option.nonavbar", xsltBoolean(options.nonavbar)); parameters.put("gjdoc.option.noindex", xsltBoolean(options.noindex)); parameters.put("gjdoc.option.notree", xsltBoolean(options.notree)); parameters.put("gjdoc.option.nocomment", xsltBoolean(options.nocomment)); parameters.put("gjdoc.option.nohelp", xsltBoolean(options.nohelp)); parameters.put("gjdoc.option.splitindex", xsltBoolean(options.splitindex)); parameters.put("gjdoc.option.linksource", xsltBoolean(options.linksource)); parameters.put("gjdoc.option.nodeprecatedlist", xsltBoolean(options.nodeprecatedlist)); parameters.put("gjdoc.option.uses", xsltBoolean(options.uses)); parameters.put("gjdoc.option.windowtitle", options.windowtitle); parameters.put("gjdoc.option.helpfile", options.helpfile); parameters.put("gjdoc.option.stylesheetfile", options.stylesheetfile); parameters.put("gjdoc.option.header", options.header); parameters.put("gjdoc.option.footer", options.footer); parameters.put("gjdoc.option.bottom", options.bottom); parameters.put("gjdoc.option.doctitle", options.doctitle); List outputFileList = getOutputFileList(mainResourceURL, xmlSourceDirectory, parameters); reporter.printNotice("Running DocTranslet..."); TransformerFactory transformerFactory = TransformerFactory.newInstance(); transformerFactory.setErrorListener(this); boolean isLibxmlJ = transformerFactory.getClass().getName().equals("gnu.xml.libxmlj.transform.TransformerFactoryImpl"); for (Iterator it = outputFileList.iterator(); it.hasNext(); ) { if (isLibxmlJ) { System.gc(); Runtime.getRuntime().runFinalization(); } OutputFileInfo fileInfo = (OutputFileInfo)it.next(); File targetFile = new File(targetDirectory, fileInfo.getName()); File packageTargetDir = getParentFile(targetFile); if (!packageTargetDir.exists() && !packageTargetDir.mkdirs()) { throw new DocTransletException("Target directory " + packageTargetDir + " does not exist and cannot be created."); } if (options.linksource) { File sourceTargetDirectory = new File(targetDirectory, "src-html"); File sourceTargetFile = new File(sourceTargetDirectory, fileInfo.getName()); File sourcePackageTargetDir = getParentFile(sourceTargetFile); if (!sourcePackageTargetDir.exists() && !sourcePackageTargetDir.mkdirs()) { throw new DocTransletException("Target directory " + packageTargetDir + " does not exist and cannot be created."); } } if (options.uses) { File usesTargetDirectory = new File(targetDirectory, "class-use"); File usesTargetFile = new File(usesTargetDirectory, fileInfo.getName()); File usesPackageTargetDir = getParentFile(usesTargetFile); if (!usesPackageTargetDir.exists() && !usesPackageTargetDir.mkdirs()) { throw new DocTransletException("Target directory " + packageTargetDir + " does not exist and cannot be created."); } } if (null != fileInfo.getSource()) { reporter.printNotice("Copying " + fileInfo.getComment() + "..."); InputStream in = new URL(mainResourceURL, fileInfo.getSource()).openStream(); FileOutputStream out = new FileOutputStream(targetFile.getAbsolutePath()); IOToolkit.copyStream(in, out); in.close(); out.close(); } else { reporter.printNotice("Generating " + fileInfo.getComment() + "..."); String pathToRoot = ""; for (File file = getParentFile(targetFile); !equalsFile(file, targetDirectory); file = getParentFile(file)) { pathToRoot += "../"; } StreamResult out = new StreamResult(targetFile.getAbsolutePath()); StreamSource in = new StreamSource(new File(xmlSourceDirectory, "index.xml").getAbsolutePath()); URL resource = new URL(mainResourceURL, fileInfo.getSheet()); StreamSource xsltSource = new StreamSource(resource.toExternalForm()); if (null != fileInfo.getInfo()) { parameters.put("gjdoc.outputfile.info", fileInfo.getInfo()); } parameters.put("gjdoc.pathtoroot", pathToRoot); Transformer transformer; transformer = (Transformer)transformerMap.get(xsltSource.getSystemId()); if (null == transformer) { transformer = transformerFactory.newTransformer(xsltSource); if (cacheXSLTSheets) { transformerMap.put(xsltSource.getSystemId(), transformer); } } transformer.clearParameters(); for (Iterator pit = parameters.keySet().iterator(); pit.hasNext(); ) { String key = (String)pit.next(); String value = (String)parameters.get(key); transformer.setParameter(key, value); } transformer.setErrorListener(this); DocErrorReporterOutputStream errorReporterOut = new DocErrorReporterOutputStream(reporter); System.setErr(new PrintStream(errorReporterOut)); transformer.transform(in, out); errorReporterOut.flush(); } } } catch (MalformedURLException e) { throw new DocTransletException(e); } catch (TransformerFactoryConfigurationError e) { throw new DocTransletException(e); } catch (TransformerException e) { throw new DocTransletException(e.getMessageAndLocation(), e); } catch (IOException e) { throw new DocTransletException(e); } finally { System.setErr(err); } } private List getOutputFileList(URL resource, File xmlSourceDirectory, Map parameters) throws DocTransletException { try { List result; OutputStream out = new ByteArrayOutputStream(); DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder(); Document document = documentBuilder.newDocument(); DOMResult domResult = new DOMResult(document); { StreamSource source = new StreamSource(resource.toExternalForm()); TransformerFactory transformerFactory = TransformerFactory.newInstance(); Transformer transformer = (Transformer)transformerFactory.newTransformer(source); transformer.clearParameters(); for (Iterator pit = parameters.keySet().iterator(); pit.hasNext(); ) { String key = (String)pit.next(); String value = (String)parameters.get(key); transformer.setParameter(key, value); } transformer.transform(new StreamSource(new File(xmlSourceDirectory, "index.xml").getAbsolutePath()), domResult); } { NodeList nodeList = document.getElementsByTagName("outputfile"); result = new ArrayList(nodeList.getLength()); for (int i=0; i<nodeList.getLength(); ++i) { Element elem = (Element)nodeList.item(i); String name = getTextContent(elem.getElementsByTagName("name").item(0)); String source = (null != elem.getElementsByTagName("source").item(0)) ? getTextContent(elem.getElementsByTagName("source").item(0)) : null; String sheet = (null != elem.getElementsByTagName("sheet").item(0)) ? getTextContent(elem.getElementsByTagName("sheet").item(0)) : null; String comment = getTextContent(elem.getElementsByTagName("comment").item(0)); String info = null; if (elem.getElementsByTagName("info").getLength() > 0) { if (null != elem.getElementsByTagName("info").item(0).getFirstChild()) { info = getTextContent(elem.getElementsByTagName("info").item(0)); } else { info = ""; } } result.add(new OutputFileInfo(name, source, sheet, comment, info)); } } return result; } catch (TransformerFactoryConfigurationError e) { throw new DocTransletException(e); } catch (TransformerException e) { throw new DocTransletException(e.getMessageAndLocation(), e); } catch (ParserConfigurationException e) { throw new DocTransletException(e); } } private String getTextContent(Node elem) { StringBuffer result = new StringBuffer(); NodeList children = elem.getChildNodes(); for (int i=0; i<children.getLength(); ++i) { Node item = children.item(i); if (null != item) { String value = item.getNodeValue(); if (null != value) { result.append(value); } } } return result.toString(); } public void setOptions(DocTransletOptions options) { this.options = options; } public static DocTranslet fromClasspath(String resourceName) throws DocTransletConfigurationException { return new DocTranslet(resourceName, DocTranslet.class.getClassLoader()); } public static DocTranslet fromJarFile(File jarFile) throws DocTransletConfigurationException { try { JarFile inputJarFile = new JarFile(jarFile, false, JarFile.OPEN_READ); Manifest manifest = inputJarFile.getManifest(); if (null == manifest) { throw new DocTransletConfigurationException("Jar file '" + jarFile + "' doesn't contain a manifest."); } Attributes mainAttributes = manifest.getMainAttributes(); String docTransletMainEntry = mainAttributes.getValue("doctranslet-main-entry"); if (null == docTransletMainEntry) { throw new DocTransletConfigurationException("Manifest in Jar file '" + jarFile + "' doesn't contain a doctranslet-main-entry specification."); } return new DocTranslet(docTransletMainEntry, new JarClassLoader(inputJarFile)); } catch (IOException e) { throw new DocTransletConfigurationException(e); } } private static String xsltBoolean(boolean b) { return b ? "1" : ""; } public void error (TransformerException exception) throws TransformerException { throw exception; } public void fatalError (TransformerException exception) throws TransformerException { throw exception; } public void warning (TransformerException exception) throws TransformerException { System.err.println("WWW: " + exception.getMessage()); } }