Example usage for javax.persistence.metamodel ManagedType getJavaType

Introduction

In this page you can find the example usage for javax.persistence.metamodel ManagedType getJavaType.

Prototype

Class<X> getJavaType();

Source Link

Document

Return the represented Java type.

Usage

From source file:org.querybyexample.jpa.JpaUtil.java

public static <T> boolean isPk(ManagedType<T> mt, SingularAttribute<? super T, ?> attr) {
    try {/*from w  w  w .  j a va2 s. c om*/
        Method m = BeanUtils.findMethod(mt.getJavaType(), "get" + WordUtils.capitalize(attr.getName()));
        if (m != null && m.getAnnotation(Id.class) != null) {
            return true;
        }

        Field field = mt.getJavaType().getField(attr.getName());
        return field.getAnnotation(Id.class) != null;
    } catch (Exception e) {
        return false;
    }
}

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From source file:de.micromata.genome.jpa.metainf.MetaInfoUtils.java

/**
 * To entity meta data./*w  w  w . j a va  2 s.c  o m*/
 *
 * @param mt the mt
 * @return the entity metadata
 */
private static EntityMetadata toEntityMetaData(ManagedType<?> mt) {
    EntityMetadataBean ret = new EntityMetadataBean();
    ret.setJavaType(mt.getJavaType());
    if (mt instanceof EntityType) {
        EntityType ift = (EntityType) mt;
        ret.setDatabaseName(ift.getName());
    }
    // TODO RK delete propDesc
    List<PropertyDescriptor> propDescs = Arrays.asList(PropertyUtils.getPropertyDescriptors(ret.getJavaType()));
    Set<?> attr = mt.getAttributes();
    for (Object oa : attr) {

        Attribute<?, ?> at = (Attribute<?, ?>) oa;
        Optional<PropertyDescriptor> pdo = propDescs.stream().filter((el) -> el.getName().equals(at.getName()))
                .findFirst();
        ColumnMetadata colm = getColumnMetaData(ret, mt.getJavaType(), at, pdo);
        if (colm != null) {
            ret.getColumns().put(colm.getName(), colm);
        }
    }
    /// EntityType.getName() is not correct.
    Table[] tabs = mt.getJavaType().getAnnotationsByType(Table.class);
    if (tabs != null && tabs.length > 0) {
        for (Table tab : tabs) {
            if (StringUtils.isNotBlank(tab.name()) == true) {
                ret.setDatabaseName(tab.name());
                break;
            }
        }
    }
    return ret;
}

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From source file:org.lightadmin.core.config.bootstrap.JpaMetamodelMappingContextFactoryBean.java

@Override
protected JpaMetamodelMappingContext createInstance() throws Exception {
    Metamodel metamodel = entityManager.getMetamodel();

    Set<ManagedType<?>> managedTypes = metamodel.getManagedTypes();
    Set<Class<?>> entitySources = new HashSet<Class<?>>(managedTypes.size());

    for (ManagedType<?> type : managedTypes) {

        Class<?> javaType = type.getJavaType();

        if (javaType != null) {
            entitySources.add(javaType);
        }//  w ww  .  j  a  v a 2  s  .c  om
    }

    Set<Metamodel> metaModelSet = new HashSet<>(Collections.singletonList(metamodel));
    JpaMetamodelMappingContext context = new JpaMetamodelMappingContext(metaModelSet);
    context.setInitialEntitySet(entitySources);
    context.initialize();

    return context;
}

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From source file:org.azrul.langkuik.Langkuik.java

public void initLangkuik(final EntityManagerFactory emf, final UI ui,
        final RelationManagerFactory relationManagerFactory, List<Class<?>> customTypeInterfaces) {

    List<Class<?>> rootClasses = new ArrayList<>();
    for (ManagedType<?> entity : emf.getMetamodel().getManagedTypes()) {
        Class<?> clazz = entity.getJavaType();
        if (clazz.getAnnotation(WebEntity.class).isRoot() == true) {
            rootClasses.add(clazz);/*  w ww  .j av  a  2 s  .co  m*/
        }
    }

    //Manage custom type
    if (customTypeInterfaces == null) {
        customTypeInterfaces = new ArrayList<>();
    }
    //add system level custom type
    customTypeInterfaces.add(AttachmentCustomType.class);
    //create DAOs for custom types
    final List<DataAccessObject<?>> customTypeDaos = new ArrayList<>();
    for (Class<?> clazz : customTypeInterfaces) {
        customTypeDaos.add(new HibernateGenericDAO(emf, clazz));
    }

    //Setup page
    VerticalLayout main = new VerticalLayout();
    VerticalLayout content = new VerticalLayout();
    final Navigator navigator = new Navigator(ui, content);
    final HorizontalLayout breadcrumb = new HorizontalLayout();

    MenuBar menubar = new MenuBar();
    menubar.setId("MENUBAR");
    main.addComponent(menubar);
    main.addComponent(breadcrumb);
    main.addComponent(content);

    final Deque<History> history = new ArrayDeque<>();
    final Configuration config = Configuration.getInstance();

    history.push(new History("START", "Start"));
    StartView startView = new StartView(history, breadcrumb);
    navigator.addView("START", startView);
    MenuBar.MenuItem create = menubar.addItem("Create", null);
    MenuBar.MenuItem view = menubar.addItem("View", null);

    final PageParameter pageParameter = new PageParameter(customTypeDaos, emf, relationManagerFactory, history,
            config, breadcrumb);

    for (final Class rootClass : rootClasses) {
        final WebEntity myObject = (WebEntity) rootClass.getAnnotation(WebEntity.class);
        final DataAccessObject<?> dao = new HibernateGenericDAO<>(emf, rootClass);
        create.addItem("New " + myObject.name(), new MenuBar.Command() {
            @Override
            public void menuSelected(MenuBar.MenuItem selectedItem) {
                Object object = dao.createNew(true);
                BeanView<Object, ?> createNewView = new BeanView<>(object, null, null, pageParameter);
                String targetView = "CREATE_NEW_APPLICATION_" + UUID.randomUUID().toString();
                navigator.addView(targetView, (View) createNewView);
                history.clear();
                history.push(new History("START", "Start"));
                History his = new History(targetView, "Create new " + myObject.name());
                history.push(his);
                navigator.navigateTo(targetView);
            }
        });
        view.addItem("View " + myObject.name(), new MenuBar.Command() {
            @Override
            public void menuSelected(MenuBar.MenuItem selectedItem) {
                PlainTableView<?> seeApplicationView = new PlainTableView<>(rootClass, pageParameter);
                String targetView = "VIEW_APPLICATION_" + UUID.randomUUID().toString();
                navigator.addView(targetView, (View) seeApplicationView);
                history.clear();
                history.push(new History("START", "Start"));
                History his = new History(targetView, "View " + myObject.name());
                history.push(his);
                navigator.navigateTo(targetView);
            }
        });
    }

    menubar.addItem("Logout", null).addItem("Logout", new MenuBar.Command() {
        @Override
        public void menuSelected(MenuBar.MenuItem selectedItem) {
            ConfirmDialog.show(ui, "Please Confirm:", "Are you really sure you want to log out?", "I am",
                    "Not quite", new ConfirmDialog.Listener() {
                        @Override
                        public void onClose(ConfirmDialog dialog) {
                            if (dialog.isConfirmed()) {
                                HttpServletRequest req = (HttpServletRequest) VaadinService.getCurrentRequest();
                                HttpServletResponse resp = (HttpServletResponse) VaadinService
                                        .getCurrentResponse();
                                Authentication auth = SecurityContextHolder.getContext().getAuthentication();
                                SecurityContextLogoutHandler ctxLogOut = new SecurityContextLogoutHandler();
                                ctxLogOut.logout(req, resp, auth);
                            }
                        }
                    });

        }
    });
    navigator.navigateTo("START");
    ui.setContent(main);
}

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From source file:com.dbs.sdwt.jpa.JpaUtil.java

public <T> boolean isPk(ManagedType<T> mt, SingularAttribute<? super T, ?> attr) {
    try {//  w  w w.  j a v  a  2 s . c o m
        Method m = MethodUtils.getAccessibleMethod(mt.getJavaType(),
                "get" + WordUtils.capitalize(attr.getName()), (Class<?>) null);
        if (m != null && m.getAnnotation(Id.class) != null) {
            return true;
        }

        Field field = mt.getJavaType().getField(attr.getName());
        return field.getAnnotation(Id.class) != null;
    } catch (Exception e) {
        return false;
    }
}

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From source file:com.impetus.client.cassandra.CassandraClientBase.java

/**
 * Find./*www . jav  a  2s  .c o m*/
 * 
 * @param clazz
 *            the clazz
 * @param metadata
 *            the metadata
 * @param rowId
 *            the row id
 * @param relationNames
 *            the relation names
 * @return the object
 */
private final Object find(Class<?> clazz, EntityMetadata metadata, Object rowId, List<String> relationNames) {

    List<Object> result = null;
    try {
        MetamodelImpl metaModel = (MetamodelImpl) kunderaMetadata.getApplicationMetadata()
                .getMetamodel(metadata.getPersistenceUnit());

        EntityType entityType = metaModel.entity(clazz);

        List<ManagedType> subTypes = ((AbstractManagedType) entityType).getSubManagedType();

        if (!subTypes.isEmpty()) {
            for (ManagedType subEntity : subTypes) {
                EntityMetadata subEntityMetadata = KunderaMetadataManager.getEntityMetadata(kunderaMetadata,
                        subEntity.getJavaType());
                result = populate(clazz, subEntityMetadata, rowId, subEntityMetadata.getRelationNames(),
                        metaModel);
                if (result != null && !result.isEmpty()) {
                    break;
                }
            }
        } else {
            result = populate(clazz, metadata, rowId, relationNames, metaModel);
        }
    } catch (Exception e) {
        log.error("Error while retrieving records from database for entity {} and key {}, Caused by: .", clazz,
                rowId, e);

        throw new PersistenceException(e);
    }

    return result != null && !result.isEmpty() ? result.get(0) : null;
}

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From source file:org.kuali.rice.krad.data.jpa.JpaPersistenceProvider.java

/**
 * {@inheritDoc}//w w w  .ja  v  a2s .c o m
 */
@Override
public boolean handles(final Class<?> type) {
    if (managedTypesCache == null) {
        managedTypesCache = new HashSet<Class<?>>();

        Set<ManagedType<?>> managedTypes = sharedEntityManager.getMetamodel().getManagedTypes();
        for (ManagedType managedType : managedTypes) {
            managedTypesCache.add(managedType.getJavaType());
        }
    }

    if (managedTypesCache.contains(type)) {
        return true;
    } else {
        return false;
    }
}

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