Example usage for org.apache.commons.beanutils PropertyUtils getPropertyDescriptors

Introduction

In this page you can find the example usage for org.apache.commons.beanutils PropertyUtils getPropertyDescriptors.

Prototype

public static PropertyDescriptor[] getPropertyDescriptors(Object bean) 

Source Link

Document

Retrieve the property descriptors for the specified bean, introspecting and caching them the first time a particular bean class is encountered.

For more details see PropertyUtilsBean.

Usage

From source file:org.kuali.rice.krad.service.impl.DictionaryValidationServiceImpl.java

/**
 * @param businessObject - business object to validate
 *///from  ww w  .j  a  v  a2 s .c o  m
public void validateBusinessObjectsRecursively(Object businessObject, int depth) {
    if (KRADUtils.isNull(businessObject)) {
        return;
    }

    // validate primitives and any specific bo validation
    validateBusinessObject(businessObject);

    // call method to recursively find business objects and validate
    validateBusinessObjectsFromDescriptors(businessObject,
            PropertyUtils.getPropertyDescriptors(businessObject.getClass()), depth);
}

---

From source file:org.kuali.rice.krad.service.impl.KRADLegacyDataAdapterImpl.java

@Override
public void setObjectPropertyDeep(Object bo, String propertyName, Class type, Object propertyValue)
        throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    DataObjectWrapper<Object> dataObjectWrapper = dataObjectService.wrap(bo);
    // Base return cases to avoid null pointers & infinite loops
    if (KRADUtils.isNull(bo) || !PropertyUtils.isReadable(bo, propertyName)
            || (propertyValue != null/*from  w w w . java2 s .  c  o  m*/
                    && propertyValue.equals(dataObjectWrapper.getPropertyValueNullSafe(propertyName)))
            || (type != null && !type.equals(KRADUtils.easyGetPropertyType(bo, propertyName)))) {
        return;
    }
    // Set the property in the BO
    KRADUtils.setObjectProperty(bo, propertyName, type, propertyValue);

    // Now drill down and check nested BOs and BO lists
    PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(bo.getClass());
    for (int i = 0; i < propertyDescriptors.length; i++) {

        PropertyDescriptor propertyDescriptor = propertyDescriptors[i];

        // Business Objects
        if (propertyDescriptor.getPropertyType() != null
                && (BusinessObject.class).isAssignableFrom(propertyDescriptor.getPropertyType())
                && PropertyUtils.isReadable(bo, propertyDescriptor.getName())) {
            Object nestedBo = dataObjectWrapper.getPropertyValueNullSafe(propertyDescriptor.getName());
            if (nestedBo instanceof BusinessObject) {
                setObjectPropertyDeep(nestedBo, propertyName, type, propertyValue);
            }
        }

        // Lists
        else if (propertyDescriptor.getPropertyType() != null
                && (List.class).isAssignableFrom(propertyDescriptor.getPropertyType())
                && dataObjectWrapper.getPropertyValueNullSafe(propertyDescriptor.getName()) != null) {

            List propertyList = (List) dataObjectWrapper.getPropertyValueNullSafe(propertyDescriptor.getName());
            for (Object listedBo : propertyList) {
                if (listedBo != null && listedBo instanceof BusinessObject) {
                    setObjectPropertyDeep(listedBo, propertyName, type, propertyValue);
                }
            } // end for
        }
    } // end for
}

---

From source file:org.kuali.rice.krad.util.DataTypeUtil.java

/**
 * Given a BusinessObject class and an attribute name, determines the class of that attribute on the BusinessObject class
 * @param boClass a class extending BusinessObject
 * @param attributeKey the name of a field on that class
 * @return the Class of the given attribute
 *///from w w  w . ja  v  a2s . c  o m
private static Class<?> thieveAttributeType(Class<?> boClass, String attributeKey) {
    for (PropertyDescriptor prop : PropertyUtils.getPropertyDescriptors(boClass)) {
        if (prop.getName().equals(attributeKey)) {
            return prop.getPropertyType();
        }
    }
    return null;
}

---

From source file:org.kuali.rice.krad.util.ObjectUtils.java

/**
 * Recursive; sets all occurences of the property in the object, its nested objects and its object lists with the
 * given value.//w  w w .  j av a 2 s. c  om
 *
 * @param bo
 * @param propertyName
 * @param type
 * @param propertyValue
 * @throws NoSuchMethodException
 * @throws InvocationTargetException
 * @throws IllegalAccessException
 */
public static void setObjectPropertyDeep(Object bo, String propertyName, Class type, Object propertyValue)
        throws FormatException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {

    // Base return cases to avoid null pointers & infinite loops
    if (isNull(bo) || !PropertyUtils.isReadable(bo, propertyName)
            || (propertyValue != null && propertyValue.equals(getPropertyValue(bo, propertyName)))
            || (type != null && !type.equals(easyGetPropertyType(bo, propertyName)))) {
        return;
    }

    // need to materialize the updateable collections before resetting the property, because it may be used in the retrieval
    materializeUpdateableCollections(bo);

    // Set the property in the BO
    setObjectProperty(bo, propertyName, type, propertyValue);

    // Now drill down and check nested BOs and BO lists
    PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(bo.getClass());
    for (int i = 0; i < propertyDescriptors.length; i++) {

        PropertyDescriptor propertyDescriptor = propertyDescriptors[i];

        // Business Objects
        if (propertyDescriptor.getPropertyType() != null
                && (BusinessObject.class).isAssignableFrom(propertyDescriptor.getPropertyType())
                && PropertyUtils.isReadable(bo, propertyDescriptor.getName())) {
            Object nestedBo = getPropertyValue(bo, propertyDescriptor.getName());
            if (nestedBo instanceof BusinessObject) {
                setObjectPropertyDeep(nestedBo, propertyName, type, propertyValue);
            }
        }

        // Lists
        else if (propertyDescriptor.getPropertyType() != null
                && (List.class).isAssignableFrom(propertyDescriptor.getPropertyType())
                && getPropertyValue(bo, propertyDescriptor.getName()) != null) {

            List propertyList = (List) getPropertyValue(bo, propertyDescriptor.getName());
            for (Object listedBo : propertyList) {
                if (listedBo != null && listedBo instanceof BusinessObject) {
                    setObjectPropertyDeep(listedBo, propertyName, type, propertyValue);
                }
            } // end for
        }
    } // end for
}

---

From source file:org.kuali.rice.krad.util.ObjectUtils.java

public static void setObjectPropertyDeep(Object bo, String propertyName, Class type, Object propertyValue,
        int depth)
        throws FormatException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    // Base return cases to avoid null pointers & infinite loops
    if (depth == 0 || isNull(bo) || !PropertyUtils.isReadable(bo, propertyName)) {
        return;/*  w  ww  .j a v  a  2 s . c o  m*/
    }

    // need to materialize the updateable collections before resetting the property, because it may be used in the retrieval
    try {
        materializeUpdateableCollections(bo);
    } catch (ClassNotPersistableException ex) {
        //Not all classes will be persistable in a collection. For e.g. externalizable business objects.
        LOG.info("Not persistable dataObjectClass: " + bo.getClass().getName() + ", field: " + propertyName);
    }

    // Set the property in the BO
    setObjectProperty(bo, propertyName, type, propertyValue);

    // Now drill down and check nested BOs and BO lists
    PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(bo.getClass());
    for (int i = 0; i < propertyDescriptors.length; i++) {
        PropertyDescriptor propertyDescriptor = propertyDescriptors[i];

        // Business Objects
        if (propertyDescriptor.getPropertyType() != null
                && (BusinessObject.class).isAssignableFrom(propertyDescriptor.getPropertyType())
                && PropertyUtils.isReadable(bo, propertyDescriptor.getName())) {
            Object nestedBo = getPropertyValue(bo, propertyDescriptor.getName());
            if (nestedBo instanceof BusinessObject) {
                setObjectPropertyDeep(nestedBo, propertyName, type, propertyValue, depth - 1);
            }
        }

        // Lists
        else if (propertyDescriptor.getPropertyType() != null
                && (List.class).isAssignableFrom(propertyDescriptor.getPropertyType())
                && getPropertyValue(bo, propertyDescriptor.getName()) != null) {

            List propertyList = (List) getPropertyValue(bo, propertyDescriptor.getName());

            // Complete Hibernate Hack - fetches the proxied List into the PersistenceContext and sets it on the BO Copy.
            //                if (propertyList instanceof PersistentBag) {
            //                    try {
            //                        PersistentBag bag = (PersistentBag) propertyList;
            //                        PersistableBusinessObject pbo =
            //                                (PersistableBusinessObject) KRADServiceLocator.getEntityManagerFactory()
            //                                        .createEntityManager().find(bo.getClass(), bag.getKey());
            //                        Field field1 = pbo.getClass().getDeclaredField(propertyDescriptor.getName());
            //                        Field field2 = bo.getClass().getDeclaredField(propertyDescriptor.getName());
            //                        field1.setAccessible(true);
            //                        field2.setAccessible(true);
            //                        field2.set(bo, field1.get(pbo));
            //                        propertyList = (List) getPropertyValue(bo, propertyDescriptor.getName());
            //                        ;
            //                    } catch (Exception e) {
            //                        LOG.error(e.getMessage(), e);
            //                    }
            //                }
            // End Complete Hibernate Hack

            for (Object listedBo : propertyList) {
                if (listedBo != null && listedBo instanceof BusinessObject) {
                    setObjectPropertyDeep(listedBo, propertyName, type, propertyValue, depth - 1);
                }
            } // end for
        }
    } // end for
}

---

From source file:org.kuali.rice.krad.util.ObjectUtils.java

/**
 * This method checks for updateable collections on the business object provided and materializes the corresponding
 * collection proxies/* w ww  .j  a  v a  2  s  .  com*/
 *
 * @param bo The business object for which you want unpdateable, proxied collections materialized
 * @throws FormatException
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 * @throws NoSuchMethodException
 */
public static void materializeUpdateableCollections(Object bo)
        throws FormatException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    if (isNotNull(bo)) {
        PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(bo.getClass());
        for (int i = 0; i < propertyDescriptors.length; i++) {
            if (KNSServiceLocator.getPersistenceStructureService().hasCollection(bo.getClass(),
                    propertyDescriptors[i].getName())
                    && KNSServiceLocator.getPersistenceStructureService().isCollectionUpdatable(bo.getClass(),
                            propertyDescriptors[i].getName())) {
                Collection updateableCollection = (Collection) getPropertyValue(bo,
                        propertyDescriptors[i].getName());
                if ((updateableCollection != null) && ProxyHelper.isCollectionProxy(updateableCollection)) {
                    materializeObjects(updateableCollection);
                }
            }
        }
    }
}

---

From source file:org.lightadmin.core.web.ApplicationController.java

private Object cloneEntityOfDomain(String entityId, String domainTypeName) {
    DomainTypeAdministrationConfiguration domainTypeConfiguration = configuration.forEntityName(domainTypeName);
    DynamicJpaRepository repository = domainTypeConfiguration.getRepository();

    PersistentEntity persistentEntity = domainTypeConfiguration.getPersistentEntity();
    Serializable id = (Serializable) conversionService.convert(entityId,
            persistentEntity.getIdProperty().getActualType());

    Object found = repository.findOne(id);
    if (found != null) {
        try {/*from   w w  w  .  j  av  a 2 s . c om*/
            Object newInstance = null;
            if (found instanceof CloneableEntity) {
                newInstance = CloneableEntity.class.cast(found).clone();
            } else {
                newInstance = domainTypeConfiguration.getDomainType().newInstance();

                BeanUtils.copyProperties(found, newInstance, persistentEntity.getIdProperty().getName());

                PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(newInstance);

                for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {

                    if (propertyDescriptor.getReadMethod() != null
                            && propertyDescriptor.getWriteMethod() != null) {
                        Object value = propertyDescriptor.getReadMethod().invoke(newInstance);

                        Object newValue = null;
                        try {
                            if (value instanceof SortedSet) {
                                newValue = new TreeSet(SortedSet.class.cast(value));
                            } else if (value instanceof Set) {
                                newValue = new HashSet(Set.class.cast(value));
                            } else if (value instanceof SortedMap) {
                                newValue = new TreeMap(SortedMap.class.cast(value));
                            } else if (value instanceof Collection) {
                                newValue = new ArrayList(Collection.class.cast(value));
                            } else if (value instanceof Map) {
                                newValue = new HashMap(Map.class.cast(value));
                            }
                        } catch (Throwable t) {
                            if (logger.isWarnEnabled()) {
                                logger.warn("Can't clone " + propertyDescriptor.getName(), t);
                            }
                        }

                        if (newValue != null) {
                            propertyDescriptor.getWriteMethod().invoke(newInstance, newValue);
                        }
                    }

                }
            }

            Object saved = repository.saveAndFlush(newInstance);

            PersistentProperty idProperty = persistentEntity.getIdProperty();
            Field idField = idProperty.getField();
            idField.setAccessible(true);
            return idProperty.usePropertyAccess() ? idProperty.getGetter().invoke(saved) : idField.get(saved);
        } catch (Throwable t) {
            throw new RuntimeException(t);
        }
    } else {
        return null;
    }
}

---

From source file:org.lunifera.runtime.web.vaadin.databinding.component.internal.SimpleAccessorProperty.java

/**
 * Returns the property descriptor for the given class and the property.
 * /*from w ww. java  2s.  c  o m*/
 * @param componentClass
 * @param property
 * @return
 */
protected PropertyDescriptor getPropertyDescriptor(Class<?> componentClass, String property) {
    PropertyDescriptor result = null;
    for (PropertyDescriptor descriptor : PropertyUtils.getPropertyDescriptors(componentClass)) {
        if (descriptor.getName().equals(property)) {
            result = descriptor;
            break;
        }
    }
    return result;
}

---

From source file:org.malaguna.cmdit.service.reflection.HibernateProxyUtils.java

private void deepLoadDomainObject(AbstractObject<?> object, Object guideObj) {
    PropertyDescriptor[] properties = PropertyUtils.getPropertyDescriptors(unproxy(object));

    for (PropertyDescriptor property : properties) {
        String pName = property.getName();

        if (PropertyUtils.isWriteable(object, pName) && PropertyUtils.isReadable(object, pName)) {

            try {
                Object propGuideObject = property.getReadMethod().invoke(guideObj);

                if (null != propGuideObject) {
                    Object unproxied = deepLoad(property.getReadMethod().invoke(object), propGuideObject);
                    property.getWriteMethod().invoke(object, unproxied);
                }//from   w w  w.  j  av  a 2s  .c o  m
            } catch (IllegalAccessException e) {
                e.printStackTrace();
            } catch (IllegalArgumentException e) {
                e.printStackTrace();
            } catch (InvocationTargetException e) {
                e.printStackTrace();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}

---

From source file:org.nekorp.workflow.desktop.view.model.validacion.ValidacionParticular.java

public void evaluaTodo(ViewValidIndicator evaluacionGeneral) {
    try {// ww  w  . ja v  a  2s.c  om
        for (PropertyDescriptor x : PropertyUtils.getPropertyDescriptors(this)) {
            if (EstatusValidacion.class.isAssignableFrom(x.getPropertyType())) {
                EstatusValidacion arg = (EstatusValidacion) PropertyUtils.getProperty(this, x.getName());
                if (!arg.isValido()) {
                    evaluacionGeneral.setValido(false);
                    return;
                }
            }
        }
        evaluacionGeneral.setValido(true);
    } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException ex) {
        throw new IllegalArgumentException("No se logro evaluar", ex);
    }
}

---

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