public KieContainer getKieContainer() {
BuildResults results = null;
// Kie classes are only available once built
if (!isBuilt()) {
results = build();
} else {
results = new BuildResults();
results.addAllBuildMessages(convertMessages(kieBuilder.getResults().getMessages(), handles));
}
// It's impossible to retrieve a KieContainer if the KieModule contains errors
if (results.getErrorMessages().isEmpty()) {
// Do not retrieve the KieContainer with KieServices.newKieContainer(releaseId) since this
// looks-up the KieModule to
// create the KieContainer from KieRepository. This holds the most recent KieModule (for the
// ReleaseId) that was built with
// kieBuilder.buildAll() which *may* be a KieModule created during asset validation and hence
// will lack many assets.
// See https://bugzilla.redhat.com/show_bug.cgi?id=1202551
final KieModule kieModule = kieBuilder.getKieModule();
final ReleaseId releaseId = kieModule.getReleaseId();
final org.drools.compiler.kie.builder.impl.KieProject kieProject =
new KieModuleKieProject((InternalKieModule) kieBuilder.getKieModule(), null);
final KieContainer kieContainer =
new KieContainerImpl(kieProject, KieServices.Factory.get().getRepository(), releaseId);
return kieContainer;
} else {
return null;
}
}
public BuildResults build() {
synchronized (kieFileSystem) {
// KieBuilder is not re-usable for successive "full" builds
kieBuilder = createKieBuilder(kieFileSystem);
// Record RTEs from KieBuilder - that can fail if a rule uses an inaccessible class
final BuildResults results = new BuildResults(projectGAV);
try {
final Results kieResults = kieBuilder.buildAll().getResults();
results.addAllBuildMessages(convertMessages(kieResults.getMessages(), handles));
} catch (LinkageError e) {
final String msg = MessageFormat.format(ERROR_CLASS_NOT_FOUND, e.getLocalizedMessage());
logger.warn(msg);
results.addBuildMessage(makeWarningMessage(msg));
} catch (Throwable e) {
final String msg = e.getLocalizedMessage();
logger.error(msg, e);
results.addBuildMessage(makeErrorMessage(msg));
} finally {
pomModelCache.setEntry(project, ((KieBuilderImpl) kieBuilder).getPomModel());
}
// Add validate messages from external helpers
for (Map.Entry<Path, BuildValidationHelper> e : nonKieResourceValidationHelpers.entrySet()) {
final org.uberfire.backend.vfs.Path vfsPath = Paths.convert(e.getKey());
final List<ValidationMessage> validationMessages = e.getValue().validate(vfsPath);
nonKieResourceValidationHelperMessages.put(e.getKey(), validationMessages);
results.addAllBuildMessages(convertValidationMessages(validationMessages));
}
// Check external imports are available. These are loaded when a DMO is requested, but it's
// better to report them early
final org.uberfire.java.nio.file.Path nioExternalImportsPath =
projectRoot.resolve("project.imports");
if (Files.exists(nioExternalImportsPath)) {
final org.uberfire.backend.vfs.Path externalImportsPath =
Paths.convert(nioExternalImportsPath);
final ProjectImports projectImports = importsService.load(externalImportsPath);
final Imports imports = projectImports.getImports();
for (final Import item : imports.getImports()) {
final String fullyQualifiedClassName = item.getType();
try {
Class clazz = this.getClass().getClassLoader().loadClass(item.getType());
} catch (ClassNotFoundException cnfe) {
logger.warn(cnfe.getMessage());
final String msg = MessageFormat.format(ERROR_CLASS_NOT_FOUND, fullyQualifiedClassName);
results.addBuildMessage(makeWarningMessage(msg));
}
}
}
// At the end we are interested to ensure that external .jar files referenced as dependencies
// don't have
// referential inconsistencies. We will at least provide a basic algorithm to ensure that if
// an external class
// X references another external class Y, Y is also accessible by the class loader.
final KieModuleMetaData kieModuleMetaData =
KieModuleMetaData.Factory.newKieModuleMetaData(
((InternalKieBuilder) kieBuilder).getKieModuleIgnoringErrors());
final Set<String> packageNamesWhiteList =
packageNameWhiteList.filterPackageNames(project, kieModuleMetaData.getPackages());
// store the project dependencies ClassLoader for optimization purposes.
updateDependenciesClassLoader(project, kieModuleMetaData);
for (final String packageName : kieModuleMetaData.getPackages()) {
if (packageNamesWhiteList.contains(packageName)) {
for (final String className : kieModuleMetaData.getClasses(packageName)) {
final String fullyQualifiedClassName = packageName + "." + className;
try {
final Class clazz = kieModuleMetaData.getClass(packageName, className);
if (clazz != null) {
final TypeSource typeSource = getClassSource(kieModuleMetaData, clazz);
if (TypeSource.JAVA_DEPENDENCY == typeSource) {
verifyExternalClass(clazz);
}
} else {
final String msg =
MessageFormat.format(ERROR_EXTERNAL_CLASS_VERIFICATON, fullyQualifiedClassName);
logger.warn(msg);
}
} catch (Throwable e) {
final String msg =
MessageFormat.format(ERROR_EXTERNAL_CLASS_VERIFICATON, fullyQualifiedClassName);
logger.warn(msg);
results.addBuildMessage(makeWarningMessage(msg));
}
}
}
}
return results;
}
}