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com.sun.tools.xjc.Driver Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.tools.xjc;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintStream;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Iterator;
import java.util.Map.Entry;
import com.sun.codemodel.CodeWriter;
import com.sun.codemodel.JCodeModel;
import com.sun.codemodel.writer.ZipCodeWriter;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.istack.tools.DefaultAuthenticator;
import com.sun.tools.xjc.generator.bean.BeanGenerator;
import com.sun.tools.xjc.model.Model;
import com.sun.tools.xjc.outline.Outline;
import com.sun.tools.xjc.reader.gbind.Expression;
import com.sun.tools.xjc.reader.gbind.Graph;
import com.sun.tools.xjc.reader.internalizer.DOMForest;
import com.sun.tools.xjc.reader.xmlschema.ExpressionBuilder;
import com.sun.tools.xjc.reader.xmlschema.parser.XMLSchemaInternalizationLogic;
import com.sun.tools.xjc.util.ErrorReceiverFilter;
import com.sun.tools.xjc.util.NullStream;
import com.sun.tools.xjc.util.Util;
import com.sun.tools.xjc.writer.SignatureWriter;
import com.sun.xml.xsom.XSComplexType;
import com.sun.xml.xsom.XSParticle;
import com.sun.xml.xsom.XSSchemaSet;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
/**
* Command Line Interface of XJC.
*/
public class Driver {
private static final String SYSTEM_PROXY_PROPERTY = "java.net.useSystemProxies";
public static void main(final String[] args) throws Exception {
// use the platform default proxy if available.
// see sun.net.spi.DefaultProxySelector for details.
setupProxies();
if( Util.getSystemProperty(Driver.class,"noThreadSwap")!=null )
_main(args); // for the ease of debugging
// run all the work in another thread so that the -Xss option
// will take effect when compiling a large schema. See
// http://developer.java.sun.com/developer/bugParade/bugs/4362291.html
final Throwable[] ex = new Throwable[1];
Thread th = new Thread() {
@Override
public void run() {
try {
_main(args);
} catch( Throwable e ) {
ex[0]=e;
}
}
};
th.start();
th.join();
if(ex[0]!=null) {
// re-throw
if( ex[0] instanceof Exception )
throw (Exception)ex[0];
else
throw (Error)ex[0];
}
}
/**
* Set useSystemProxies if needed
*/
private static void setupProxies() {
Object setProperty = AccessController.doPrivileged(new PrivilegedAction() {
@Override
public Object run() {
return System.getProperty(SYSTEM_PROXY_PROPERTY);
}
});
if (setProperty == null) {
AccessController.doPrivileged(new PrivilegedAction() {
@Override
public Void run() {
System.setProperty(SYSTEM_PROXY_PROPERTY, "true");
return null;
}
});
}
}
private static void _main( String[] args ) throws Exception {
try {
System.exit(run( args, System.out, System.out ));
} catch (BadCommandLineException e) {
// there was an error in the command line.
// print usage and abort.
if(e.getMessage()!=null) {
System.out.println(e.getMessage());
System.out.println();
}
usage(e.getOptions(),false);
System.exit(-1);
}
}
/**
* Performs schema compilation and prints the status/error into the
* specified PrintStream.
*
*
* This method could be used to trigger XJC from other tools,
* such as Ant or IDE.
*
* @param args
* specified command line parameters. If there is an error
* in the parameters, {@link BadCommandLineException} will
* be thrown.
* @param status
* Status report of the compilation will be sent to this object.
* Useful to update users so that they will know something is happening.
* Only ignorable messages should be sent to this stream.
*
* This parameter can be null to suppress messages.
*
* @param out
* Various non-ignorable output (error messages, etc)
* will go to this stream.
*
* @return
* If the compiler runs successfully, this method returns 0.
* All non-zero values indicate an error. The error message
* will be sent to the specified PrintStream.
*/
public static int run(String[] args, final PrintStream status, final PrintStream out)
throws Exception {
class Listener extends XJCListener {
ConsoleErrorReporter cer = new ConsoleErrorReporter(out==null?new PrintStream(new NullStream()):out);
@Override
public void generatedFile(String fileName, int count, int total) {
message(fileName);
}
@Override
public void message(String msg) {
if(status!=null)
status.println(msg);
}
public void error(SAXParseException exception) {
cer.error(exception);
}
public void fatalError(SAXParseException exception) {
cer.fatalError(exception);
}
public void warning(SAXParseException exception) {
cer.warning(exception);
}
public void info(SAXParseException exception) {
cer.info(exception);
}
}
return run(args,new Listener());
}
/**
* Performs schema compilation and prints the status/error into the
* specified PrintStream.
*
*
* This method could be used to trigger XJC from other tools,
* such as Ant or IDE.
*
* @param args
* specified command line parameters. If there is an error
* in the parameters, {@link BadCommandLineException} will
* be thrown.
* @param listener
* Receives messages from XJC reporting progress/errors.
*
* @return
* If the compiler runs successfully, this method returns 0.
* All non-zero values indicate an error. The error message
* will be sent to the specified PrintStream.
*/
public static int run(String[] args, @NotNull final XJCListener listener) throws BadCommandLineException {
// recognize those special options before we start parsing options.
for (String arg : args) {
if (arg.equals("-version")) {
listener.message(Messages.format(Messages.VERSION));
return -1;
}
if (arg.equals("-fullversion")) {
listener.message(Messages.format(Messages.FULLVERSION));
return -1;
}
}
final OptionsEx opt = new OptionsEx();
opt.setSchemaLanguage(Language.XMLSCHEMA); // disable auto-guessing
JCodeModel codeModel = new JCodeModel();
try {
opt.parseArguments(args);
for (Entry pair : opt.classNameReplacer.entrySet()) {
codeModel.addClassNameReplacer(pair.getKey(), pair.getValue());
}
} catch (WeAreDone e) {
if (opt.proxyAuth != null) {
DefaultAuthenticator.reset();
}
return -1;
} catch(BadCommandLineException e) {
if (opt.proxyAuth != null) {
DefaultAuthenticator.reset();
}
e.initOptions(opt);
throw e;
}
// display a warning if the user specified the default package
// this should work, but is generally a bad idea
if(opt.defaultPackage != null && opt.defaultPackage.length()==0) {
listener.message(Messages.format(Messages.WARNING_MSG, Messages.format(Messages.DEFAULT_PACKAGE_WARNING)));
}
// set up the context class loader so that the user-specified classes
// can be loaded from there
final ClassLoader contextClassLoader = SecureLoader.getContextClassLoader();
SecureLoader.setContextClassLoader(opt.getUserClassLoader(contextClassLoader));
// parse a grammar file
//-----------------------------------------
try {
if( !opt.quiet ) {
listener.message(Messages.format(Messages.PARSING_SCHEMA));
}
final boolean[] hadWarning = new boolean[1];
ErrorReceiver receiver = new ErrorReceiverFilter(listener) {
@Override
public void info(SAXParseException exception) {
if(opt.verbose)
super.info(exception);
}
@Override
public void warning(SAXParseException exception) {
hadWarning[0] = true;
if(!opt.quiet)
super.warning(exception);
}
@Override
public void pollAbort() throws AbortException {
if(listener.isCanceled())
throw new AbortException();
}
};
if( opt.mode==Mode.FOREST ) {
// dump DOM forest and quit
ModelLoader loader = new ModelLoader( opt, codeModel, receiver );
try {
DOMForest forest = loader.buildDOMForest(new XMLSchemaInternalizationLogic());
forest.dump(System.out);
return 0;
} catch (SAXException e) {
// the error should have already been reported
} catch (IOException e) {
receiver.error(e);
}
return -1;
}
if( opt.mode==Mode.GBIND ) {
try {
XSSchemaSet xss = new ModelLoader(opt, codeModel, receiver).loadXMLSchema();
Iterator it = xss.iterateComplexTypes();
while (it.hasNext()) {
XSComplexType ct = it.next();
XSParticle p = ct.getContentType().asParticle();
if(p==null) continue;
Expression tree = ExpressionBuilder.createTree(p);
System.out.println("Graph for "+ct.getName());
System.out.println(tree.toString());
Graph g = new Graph(tree);
System.out.println(g.toString());
System.out.println();
}
return 0;
} catch (SAXException e) {
// the error should have already been reported
}
return -1;
}
Model model = ModelLoader.load( opt, codeModel, receiver );
if (model == null) {
listener.message(Messages.format(Messages.PARSE_FAILED));
return -1;
}
if( !opt.quiet ) {
listener.message(Messages.format(Messages.COMPILING_SCHEMA));
}
switch (opt.mode) {
case SIGNATURE :
try {
SignatureWriter.write(
BeanGenerator.generate(model,receiver),
new OutputStreamWriter(System.out));
return 0;
} catch (IOException e) {
receiver.error(e);
return -1;
}
case CODE :
case DRYRUN :
case ZIP :
{
// generate actual code
receiver.debug("generating code");
{// don't want to hold outline in memory for too long.
Outline outline = model.generateCode(opt,receiver);
if(outline==null) {
listener.message(
Messages.format(Messages.FAILED_TO_GENERATE_CODE));
return -1;
}
listener.compiled(outline);
}
if( opt.mode == Mode.DRYRUN )
break; // enough
// then print them out
try {
CodeWriter cw;
if( opt.mode==Mode.ZIP ) {
OutputStream os;
if(opt.targetDir.getPath().equals("."))
os = System.out;
else
os = new FileOutputStream(opt.targetDir);
cw = opt.createCodeWriter(new ZipCodeWriter(os));
} else
cw = opt.createCodeWriter();
if( !opt.quiet ) {
cw = new ProgressCodeWriter(cw,listener, model.codeModel.countArtifacts());
}
model.codeModel.build(cw);
} catch (IOException e) {
receiver.error(e);
return -1;
}
break;
}
default :
assert false;
}
if(opt.debugMode) {
try {
new FileOutputStream(new File(opt.targetDir,hadWarning[0]?"hadWarning":"noWarning")).close();
} catch (IOException e) {
receiver.error(e);
return -1;
}
}
return 0;
} catch( StackOverflowError e ) {
if(opt.verbose)
// in the debug mode, propagate the error so that
// the full stack trace will be dumped to the screen.
throw e;
else {
// otherwise just print a suggested workaround and
// quit without filling the user's screen
listener.message(Messages.format(Messages.STACK_OVERFLOW));
return -1;
}
} finally {
if (opt.proxyAuth != null) {
DefaultAuthenticator.reset();
}
}
}
public static String getBuildID() {
return Messages.format(Messages.BUILD_ID);
}
/**
* Operation mode.
*/
private static enum Mode {
// normal mode. compile the code
CODE,
// dump the signature of the generated code
SIGNATURE,
// dump DOMForest
FOREST,
// same as CODE but don't produce any Java source code
DRYRUN,
// same as CODE but pack all the outputs into a zip and dumps to stdout
ZIP,
// testing a new binding mode
GBIND
}
/**
* Command-line arguments processor.
*
*
* This class contains options that only make sense
* for the command line interface.
*/
static class OptionsEx extends Options
{
/** Operation mode. */
protected Mode mode = Mode.CODE;
/** A switch that determines the behavior in the BGM mode. */
public boolean noNS = false;
/** Parse XJC-specific options. */
@Override
public int parseArgument(String[] args, int i) throws BadCommandLineException {
if (args[i].equals("-noNS")) {
noNS = true;
return 1;
}
if (args[i].equals("-mode")) {
i++;
if (i == args.length)
throw new BadCommandLineException(
Messages.format(Messages.MISSING_MODE_OPERAND));
String mstr = args[i].toLowerCase();
for( Mode m : Mode.values() ) {
if(m.name().toLowerCase().startsWith(mstr) && mstr.length()>2) {
mode = m;
return 2;
}
}
throw new BadCommandLineException(
Messages.format(Messages.UNRECOGNIZED_MODE, args[i]));
}
if (args[i].equals("-help")) {
usage(this,false);
throw new WeAreDone();
}
if (args[i].equals("-private")) {
usage(this,true);
throw new WeAreDone();
}
return super.parseArgument(args, i);
}
}
/**
* Used to signal that we've finished processing.
*/
private static final class WeAreDone extends BadCommandLineException {}
/**
* Prints the usage screen and exits the process.
*
* @param opts
* If the parsing of options have started, set a partly populated
* {@link Options} object.
*/
public static void usage( @Nullable Options opts, boolean privateUsage ) {
System.out.println(Messages.format(Messages.DRIVER_PUBLIC_USAGE));
if (privateUsage) {
System.out.println(Messages.format(Messages.DRIVER_PRIVATE_USAGE));
}
if( opts!=null && !opts.getAllPlugins().isEmpty()) {
System.out.println(Messages.format(Messages.ADDON_USAGE));
for (Plugin p : opts.getAllPlugins()) {
System.out.println(p.getUsage());
}
}
}
}
