/**
* Generates entity classes.
*
* @param distPath directory to generates the code at
*/
public void generate(String distPath) throws IOException {
// Remove all the previously generate classes, so that classes corresponding to types that have
// been
// removed from the XML schema will be later removed from the source code repository:
File packageDir = new File(distPath, ENTITIES_PACKAGE.replace('.', File.separatorChar));
if (packageDir.exists()) {
FileUtils.cleanDirectory(packageDir);
}
// Run the XJC compiler to generate all the classes:
System.setProperty("javax.xml.accessExternalSchema", "all");
try {
com.sun.tools.xjc.Driver.run(
new String[] {
"-extension",
"-no-header",
"-enableIntrospection",
"-d",
distPath,
"-p",
ENTITIES_PACKAGE,
"-b",
xjbFile.getAbsolutePath(),
xsdFile.getAbsolutePath()
},
System.out,
System.err);
} catch (Exception exception) {
throw new IOException(exception);
}
}
private void addGenerated(final JDefinedClass type) {
assert type != null;
JAnnotationUse anno = type.annotate(Generated.class);
anno.param("value", String.format("XJC %s", Driver.getBuildID()));
Date now = new Date();
SimpleDateFormat sdf = new SimpleDateFormat(ISO_8601_FORMAT);
anno.param("date", sdf.format(now));
// TODO: Maybe support customized comments?
}
/** {@inheritDoc} */
@Override
protected boolean performExecution() throws MojoExecutionException, MojoFailureException {
boolean updateStaleFileTimestamp = false;
try {
// Setup the Tool's execution environment
ToolExecutionEnvironment environment = null;
try {
// Create a LocaleFacet if the user has configured an explicit Locale for the tool.
final LocaleFacet localeFacet =
locale == null ? null : LocaleFacet.createFor(locale, getLog());
// Create the ToolExecutionEnvironment
environment =
new ToolExecutionEnvironment(
getLog(),
ThreadContextClassLoaderBuilder.createFor(this.getClass(), getLog())
.addPaths(getClasspath()),
LoggingHandlerEnvironmentFacet.create(getLog(), getClass(), getEncoding(false)),
localeFacet);
// Add any extra configured EnvironmentFacets, as configured in the POM.
if (extraFacets != null) {
for (EnvironmentFacet current : extraFacets) {
environment.add(current);
}
}
// Setup the environment.
environment.setup();
// Compile the XJC arguments
final String[] xjcArguments =
getXjcArguments(environment.getClassPathAsArgument(), STANDARD_EPISODE_FILENAME);
// Ensure that the outputDirectory exists, but only clear it if does not already
FileSystemUtilities.createDirectory(getOutputDirectory(), clearOutputDir);
// Do we need to re-create the episode file's parent directory.
final boolean reCreateEpisodeFileParentDirectory = generateEpisode && clearOutputDir;
if (reCreateEpisodeFileParentDirectory) {
getEpisodeFile(STANDARD_EPISODE_FILENAME);
}
// Check the system properties.
logSystemPropertiesAndBasedir();
// Fire XJC
if (XJC_COMPLETED_OK != Driver.run(xjcArguments, new XjcLogAdapter(getLog()))) {
final StringBuilder errorMsgBuilder = new StringBuilder();
errorMsgBuilder.append("\n+=================== [XJC Error]\n");
errorMsgBuilder.append("|\n");
final List<URL> sourceXSDs = getSources();
for (int i = 0; i < sourceXSDs.size(); i++) {
errorMsgBuilder
.append("| " + i + ": ")
.append(sourceXSDs.get(i).toString())
.append("\n");
}
errorMsgBuilder.append("|\n");
errorMsgBuilder.append("+=================== [End XJC Error]\n");
throw new MojoExecutionException(errorMsgBuilder.toString());
}
// Indicate that the output directory was updated.
getBuildContext().refresh(getOutputDirectory());
// Update the modification timestamp of the staleFile.
updateStaleFileTimestamp = true;
} finally {
if (environment != null) {
environment.restore();
}
}
// Add the generated source root to the project, enabling tooling and other plugins to see
// them.
addGeneratedSourcesToProjectSourceRoot();
// Copy all source XSDs to the resulting artifact?
if (xsdPathWithinArtifact != null) {
final String buildOutputDirectory = getProject().getBuild().getOutputDirectory();
final File targetXsdDirectory = new File(buildOutputDirectory, xsdPathWithinArtifact);
FileUtils.forceMkdir(targetXsdDirectory);
for (URL current : getSources()) {
String fileName = null;
if ("file".equalsIgnoreCase(current.getProtocol())) {
fileName = new File(current.getPath()).getName();
} else if ("jar".equalsIgnoreCase(current.getProtocol())) {
// Typical JAR path
// jar:file:/path/to/aJar.jar!/some/path/xsd/aResource.xsd
final int bangIndex = current.toString().indexOf("!");
if (bangIndex == -1) {
throw new MojoExecutionException(
"Illegal JAR URL [" + current.toString() + "]: lacks a '!'");
}
final String internalPath = current.toString().substring(bangIndex + 1);
fileName = new File(internalPath).getName();
} else {
throw new MojoExecutionException(
"Could not extract FileName from URL [" + current + "]");
}
final File targetFile = new File(targetXsdDirectory, fileName);
if (targetFile.exists()) {
// TODO: Should we throw an exception here instead?
getLog()
.warn(
"File ["
+ FileSystemUtilities.getCanonicalPath(targetFile)
+ "] already exists. Not copying XSD file ["
+ current.getPath()
+ "] to it.");
}
IOUtil.copy(current.openStream(), new FileWriter(targetFile));
}
// Refresh the BuildContext
getBuildContext().refresh(targetXsdDirectory);
}
} catch (MojoExecutionException e) {
throw e;
} catch (NoSchemasException e) {
if (failOnNoSchemas) {
throw new MojoExecutionException("", e);
}
} catch (Exception e) {
throw new MojoExecutionException(e.getMessage(), e);
}
// All done.
return updateStaleFileTimestamp;
}