Examples with ModuleClassLoader org.jboss.modules.ModuleClassLoader used on opensource projects

Example 11 with ModuleClassLoader

use of org.jboss.modules.ModuleClassLoader in project wildfly by wildfly.

the class PersistenceProviderHandler method deploy.

public static void deploy(final DeploymentPhaseContext phaseContext, final Platform platform) throws DeploymentUnitProcessingException {
    final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
    final Module module = deploymentUnit.getAttachment(Attachments.MODULE);
    final ServicesAttachment servicesAttachment = deploymentUnit.getAttachment(Attachments.SERVICES);
    if (module != null && servicesAttachment != null) {
        final ModuleClassLoader deploymentModuleClassLoader = module.getClassLoader();
        PersistenceProvider provider;
        // collect list of persistence providers packaged with the application
        final List<String> providerNames = servicesAttachment.getServiceImplementations(PERSISTENCE_PROVIDER_CLASSNAME);
        List<PersistenceProvider> providerList = new ArrayList<PersistenceProvider>();
        for (String providerName : providerNames) {
            try {
                final Class<? extends PersistenceProvider> providerClass = deploymentModuleClassLoader.loadClass(providerName).asSubclass(PersistenceProvider.class);
                final Constructor<? extends PersistenceProvider> constructor = providerClass.getConstructor();
                provider = constructor.newInstance();
                providerList.add(provider);
                JpaLogger.ROOT_LOGGER.tracef("deployment %s is using its own copy of %s", deploymentUnit.getName(), providerName);
            } catch (Exception e) {
                throw JpaLogger.ROOT_LOGGER.cannotDeployApp(e, providerName);
            }
        }
        if (providerList.size() > 0) {
            final String adapterClass = deploymentUnit.getAttachment(JpaAttachments.ADAPTOR_CLASS_NAME);
            PersistenceProviderAdaptor adaptor;
            if (adapterClass != null) {
                try {
                    adaptor = (PersistenceProviderAdaptor) deploymentModuleClassLoader.loadClass(adapterClass).newInstance();
                    adaptor.injectJtaManager(new JtaManagerImpl(deploymentUnit.getAttachment(JpaAttachments.TRANSACTION_MANAGER), deploymentUnit.getAttachment(JpaAttachments.TRANSACTION_SYNCHRONIZATION_REGISTRY)));
                    adaptor.injectPlatform(platform);
                    ArrayList<PersistenceProviderAdaptor> adaptorList = new ArrayList<>();
                    adaptorList.add(adaptor);
                    PersistenceProviderDeploymentHolder.savePersistenceProviderInDeploymentUnit(deploymentUnit, providerList, adaptorList);
                } catch (InstantiationException e) {
                    throw JpaLogger.ROOT_LOGGER.cannotCreateAdapter(e, adapterClass);
                } catch (IllegalAccessException e) {
                    throw JpaLogger.ROOT_LOGGER.cannotCreateAdapter(e, adapterClass);
                } catch (ClassNotFoundException e) {
                    throw JpaLogger.ROOT_LOGGER.cannotCreateAdapter(e, adapterClass);
                }
            } else {
                // register the provider (no adapter specified)
                PersistenceProviderDeploymentHolder.savePersistenceProviderInDeploymentUnit(deploymentUnit, providerList, null);
            }
        }
    }
}

Example 12 with ModuleClassLoader

use of org.jboss.modules.ModuleClassLoader in project wildfly by wildfly.

the class FieldInjectionTarget method getField.

private Field getField(final DeploymentUnit deploymentUnit) throws DeploymentUnitProcessingException {
    final String name = getName();
    final String className = getClassName();
    final Module module = deploymentUnit.getAttachment(MODULE);
    final ModuleClassLoader classLoader = module.getClassLoader();
    final DeploymentReflectionIndex reflectionIndex = deploymentUnit.getAttachment(REFLECTION_INDEX);
    final ClassReflectionIndex classIndex;
    try {
        classIndex = reflectionIndex.getClassIndex(Class.forName(className, false, classLoader));
    } catch (ClassNotFoundException e) {
        throw new DeploymentUnitProcessingException(e);
    }
    final Field field = classIndex.getField(name);
    if (field == null) {
        throw EeLogger.ROOT_LOGGER.fieldNotFound(name);
    }
    return field;
}