/**
* Generates a C++ source file for classes, and compiles everything in one shared library when
* {@code compile == true}.
*
* @param classes the Class objects as input to Generator
* @param outputName the output name of the shared library
* @return the actual File generated, either the compiled library or its source
* @throws IOException
* @throws InterruptedException
*/
File generateAndCompile(Class[] classes, String outputName)
throws IOException, InterruptedException {
File outputFile = null, outputPath = outputDirectory;
ClassProperties p = Loader.loadProperties(classes, properties, true);
String platform = p.getProperty("platform");
String sourcePrefix = new File(outputPath, outputName).getPath();
String sourceSuffix = p.getProperty("platform.source.suffix", ".cpp");
String libraryPath = p.getProperty("platform.library.path", "");
String libraryName =
p.getProperty("platform.library.prefix", "")
+ outputName
+ p.getProperty("platform.library.suffix", "");
if (outputPath == null) {
try {
String resourceName =
'/' + classes[classes.length - 1].getName().replace('.', '/') + ".class";
String resourceURL = classes[classes.length - 1].getResource(resourceName).toString();
File packageDir =
new File(new URI(resourceURL.substring(0, resourceURL.lastIndexOf('/') + 1)));
File targetDir =
libraryPath.length() > 0
? new File(
new URI(
resourceURL.substring(0, resourceURL.length() - resourceName.length() + 1)))
: new File(packageDir, platform);
outputPath = new File(targetDir, libraryPath);
sourcePrefix = new File(packageDir, outputName).getPath();
} catch (URISyntaxException e) {
throw new RuntimeException(e);
}
}
if (!outputPath.exists()) {
outputPath.mkdirs();
}
Generator generator = new Generator(logger, p);
String sourceFilename = sourcePrefix + sourceSuffix;
String headerFilename = header ? sourcePrefix + ".h" : null;
String classPath = System.getProperty("java.class.path");
for (String s : classScanner.getClassLoader().getPaths()) {
classPath += File.pathSeparator + s;
}
logger.info("Generating " + sourceFilename);
if (generator.generate(sourceFilename, headerFilename, classPath, classes)) {
generator.close();
if (compile) {
String libraryFilename = outputPath.getPath() + File.separator + libraryName;
logger.info("Compiling " + libraryFilename);
int exitValue = compile(sourceFilename, libraryFilename, p);
if (exitValue == 0) {
new File(sourceFilename).delete();
outputFile = new File(libraryFilename);
} else {
System.exit(exitValue);
}
} else {
outputFile = new File(sourceFilename);
}
} else {
logger.info("Nothing generated for " + sourceFilename);
}
return outputFile;
}
/**
* Generates a compiled stylesheet from a parsed XSL document.
*
* @param xsl the parsed xsl document.
* @param path the path to the document.
*/
Templates generate(Node xsl, Path path) throws TransformerConfigurationException {
log.fine("Generating XSL from " + path);
// The code generation needs a static lock because the
// application might have a separate factory object
// for each thread. The static lock protects the code generation
// from overwriting its own code.
synchronized (AbstractStylesheetFactory.class) {
Generator gen = null;
try {
if (path == null && xsl != null) {
Document doc = xsl.getOwnerDocument();
if (doc == null && xsl instanceof Document) doc = (Document) xsl;
DocumentType dtd = doc.getDoctype();
String systemId = null;
if (dtd != null) systemId = dtd.getSystemId();
if (systemId != null) path = getStylePath().lookup(systemId);
}
if (path == null && xsl instanceof CauchoNode) {
String filename = ((CauchoNode) xsl).getFilename();
if (filename != null) path = getStylePath().lookup(filename);
}
if (path == null) path = getStylePath().lookup("anonymous.xsl");
Path stylePath = path.getParent();
Expr expr = XPath.parseExpr("//xtp:directive.page/@language");
String language = expr.evalString(xsl);
String userName = path.getUserPath();
String mangledName = getMangledName(userName);
String encoding = XPath.evalString("//xsl:output/@encoding", xsl);
if (encoding != null && encoding.equals("")) encoding = null;
if (language == null || language.equals("") || language.equals("java")) {
language = "java";
gen = new JavaGenerator(this, mangledName, encoding);
} else throw new XslParseException(L.l("unsupported language `{0}'", language));
gen.setPath(path);
Iterator iter = XPath.select("//xtp:directive.page/@*", xsl);
while (iter.hasNext()) {
Attr attr = (Attr) iter.next();
String name = attr.getNodeName();
String value = attr.getNodeValue();
if (name.equals("errorPage")) gen.setErrorPage(value);
else if (name.equals("import")) gen.addImport(value);
else if (name.equals("contentType")) gen.setContentType(value);
else if (name.equals("language")) {
if (!language.equalsIgnoreCase(value))
throw new XslParseException(L.l("mismatched language `{0}'", value));
} else if (name.equals("xml:space")) {
} else throw new XslParseException(L.l("unknown directive `{0}'", name));
}
StylesheetImpl stylesheet = gen.generate(xsl);
gen = null;
stylesheet.init(path);
// XXX: why was this here? stylesheet.init(getStylePath());
stylesheet.setURIResolver(_uriResolver);
return stylesheet;
} catch (TransformerConfigurationException e) {
throw e;
} catch (Exception e) {
throw new XslParseException(e);
} finally {
try {
if (gen != null) gen.close();
} catch (IOException e) {
}
}
}
}
