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:net.sourceforge.pmd.util.fxdesigner.util.beans.SettingsPersistenceUtil.java

/**
 * Builds a settings model recursively for the given settings owner.
 * The properties which have a getter tagged with {@link PersistentProperty}
 * are retrieved for later serialisation.
 *
 * @param root The root of the settings owner hierarchy.
 *
 * @return The built model/*from   ww w .  j a v  a  2  s  .c o  m*/
 */
// test only
static SimpleBeanModelNode buildSettingsModel(SettingsOwner root) {
    SimpleBeanModelNode node = new SimpleBeanModelNode(root.getClass());

    for (PropertyDescriptor d : PropertyUtils.getPropertyDescriptors(root)) {
        if (d.getReadMethod() == null) {
            continue;
        }

        try {
            if (d.getReadMethod().isAnnotationPresent(PersistentSequence.class)) {

                Object val = d.getReadMethod().invoke(root);
                if (!Collection.class.isAssignableFrom(val.getClass())) {
                    continue;
                }

                @SuppressWarnings("unchecked")
                Collection<SettingsOwner> values = (Collection<SettingsOwner>) val;

                BeanModelNodeSeq<SimpleBeanModelNode> seq = new BeanModelNodeSeq<>(d.getName());

                for (SettingsOwner item : values) {
                    seq.addChild(buildSettingsModel(item));
                }

                node.addChild(seq);
            } else if (d.getReadMethod().isAnnotationPresent(PersistentProperty.class)) {
                node.addProperty(d.getName(), d.getReadMethod().invoke(root), d.getPropertyType());
            }
        } catch (IllegalAccessException | InvocationTargetException e) {
            e.printStackTrace();
        }

    }

    for (SettingsOwner child : root.getChildrenSettingsNodes()) {
        node.addChild(buildSettingsModel(child));
    }

    return node;
}

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From source file:nl.strohalm.cyclos.services.customization.BaseCustomFieldServiceImpl.java

@SuppressWarnings("unchecked")
private void copyParentProperties(final CustomField parent, final CustomField child) {
    final PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(parent);
    for (final PropertyDescriptor propertyDescriptor : propertyDescriptors) {
        final String name = propertyDescriptor.getName();
        final boolean isWritable = propertyDescriptor.getWriteMethod() != null;
        final boolean isReadable = propertyDescriptor.getReadMethod() != null;
        if (isReadable && isWritable && !EXCLUDED_PROPERTIES_FOR_DEPENDENT_FIELDS.contains(name)) {
            Object value = PropertyHelper.get(parent, name);
            if (value instanceof Collection) {
                value = new ArrayList<Object>((Collection<Object>) value);
            }/*from  ww  w .j a v a  2  s.  co m*/
            PropertyHelper.set(child, name, value);
        }
    }
}

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From source file:nl.strohalm.cyclos.utils.database.DatabaseHelper.java

/**
 * Returns a set of properties that will be fetched directly on the HQL
 *///from w  w w.  j a  v a 2  s. com
private static Set<String> getDirectRelationshipProperties(final Class<? extends Entity> entityType,
        final Collection<Relationship> fetch) {
    // Populate the direct properties cache for this entity if not yet exists
    Set<String> cachedDirectProperties = directPropertiesCache.get(entityType);
    if (cachedDirectProperties == null) {
        cachedDirectProperties = new HashSet<String>();
        final PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(entityType);
        // Scan for child -> parent relationships
        for (final PropertyDescriptor descriptor : propertyDescriptors) {
            if (descriptor.getReadMethod() != null && descriptor.getWriteMethod() != null
                    && Entity.class.isAssignableFrom(descriptor.getPropertyType())) {
                // This is a child -> parent relationship. Add it to the cache
                cachedDirectProperties.add(descriptor.getName());
            }
        }
        directPropertiesCache.put(entityType, cachedDirectProperties);
    }

    // Build the properties to add to HQL fetch from a given relationship set
    final Set<String> propertiesToAddToFetch = new HashSet<String>();
    for (final Relationship relationship : fetch) {
        final String name = PropertyHelper.firstProperty(relationship.getName());
        if (cachedDirectProperties.contains(name)) {
            propertiesToAddToFetch.add(name);
        }
    }
    return propertiesToAddToFetch;
}

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From source file:nl.strohalm.cyclos.utils.EntityHelper.java

/**
 * Returns a Map with basic properties for the given entity
 *///from w  w  w  .j  a v  a  2  s.c o m
public static Map<String, PropertyDescriptor> propertyDescriptorsFor(final Entity entity) {
    final Class<? extends Entity> clazz = getRealClass(entity);
    SortedMap<String, PropertyDescriptor> properties = cachedPropertiesByClass.get(clazz);
    if (properties == null) {
        properties = new TreeMap<String, PropertyDescriptor>();
        final PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(clazz);
        for (final PropertyDescriptor descriptor : propertyDescriptors) {
            final String name = descriptor.getName();
            boolean ok = name.equals("id");
            if (!ok) {
                final Method readMethod = descriptor.getReadMethod();
                if (readMethod != null) {
                    final Class<?> declaringClass = readMethod.getDeclaringClass();
                    ok = !declaringClass.equals(Entity.class)
                            && !declaringClass.equals(CustomFieldsContainer.class);
                }
            }
            if (ok) {
                properties.put(name, descriptor);
            }
        }
        properties = Collections.unmodifiableSortedMap(properties);
        cachedPropertiesByClass.put(clazz, properties);
    }
    return properties;
}

---

From source file:nl.strohalm.cyclos.utils.FormatObject.java

/**
 * Format a generic view object// w w  w .ja  va2  s .com
 */
public static String formatVO(final Object vo, final String... excludedProperties) {
    if (vo == null) {
        return "<null>";
    }
    try {
        final List<String> exclude = new ArrayList<String>();
        exclude.add("class");
        if (excludedProperties != null && excludedProperties.length > 0) {
            exclude.addAll(Arrays.asList(excludedProperties));
        }
        final StringBuilder sb = new StringBuilder();
        sb.append(ClassHelper.getClassName(vo.getClass())).append(" (");
        final PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(vo);
        for (final PropertyDescriptor descriptor : propertyDescriptors) {
            final String name = descriptor.getName();
            if (exclude(exclude, name)) {
                continue;
            }
            String value;
            try {
                value = formatArgument(PropertyHelper.get(vo, name));
            } catch (final Exception e) {
                value = "<error retrieving - is uninitialized?>";
            }
            sb.append(name).append('=').append(value).append(';');
        }
        sb.setLength(sb.length() - 1);
        sb.append(')');
        return sb.toString();
    } catch (final Exception e) {
        return vo.toString();
    }
}

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From source file:nl.strohalm.cyclos.utils.PropertyHelper.java

/**
 * Copies all possible properties from source to dest, ignoring the given properties list. Exceptions are ignored
 *//*  www  . ja  va  2 s .c  o m*/
public static void copyProperties(final Object source, final Object dest, final String... ignored) {
    if (source == null || dest == null) {
        return;
    }
    final PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(source);
    for (final PropertyDescriptor sourceDescriptor : propertyDescriptors) {
        try {
            final String name = sourceDescriptor.getName();
            // Check for ignored properties
            if (ArrayUtils.contains(ignored, name)) {
                continue;
            }
            final PropertyDescriptor destProperty = PropertyUtils.getPropertyDescriptor(dest, name);
            if (destProperty.getWriteMethod() == null) {
                // Ignore read-only properties
                continue;
            }
            final Object value = CoercionHelper.coerce(destProperty.getPropertyType(), get(source, name));
            set(dest, name, value);
        } catch (final Exception e) {
            // Ignore this property
        }
    }
}

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From source file:nl.strohalm.cyclos.utils.SpringHelper.java

/**
 * Injects beans on setters using the Inject annotation
 *///  www. jav a2 s . co m
public static void injectBeans(final BeanFactory beanFactory, final Object target) {
    final PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(target);
    for (final PropertyDescriptor descriptor : propertyDescriptors) {
        final Method setter = descriptor.getWriteMethod();
        if (setter != null) {
            final Inject inject = setter.getAnnotation(Inject.class);
            if (inject != null) {
                String beanName = inject.value();
                // The bean name defaults to the property name
                if (StringUtils.isEmpty(beanName)) {
                    beanName = descriptor.getName();
                }
                // Retrieve the bean from spring
                Object bean = beanFactory.getBean(beanName);
                ensureSecurityService(bean, target);
                try {
                    bean = CoercionHelper.coerce(descriptor.getPropertyType(), bean);
                } catch (final ConversionException e) {
                    throw new IllegalStateException("Bean " + beanName + " is not of the expected type type: "
                            + descriptor.getPropertyType().getName());
                }
                // Set the bean
                try {
                    setter.invoke(target, bean);
                } catch (final Exception e) {
                    throw new IllegalStateException("Error setting bean " + bean + " on action " + target
                            + " by injecting property " + descriptor.getName() + ": " + e, e);
                }
            }
        }
    }
    if (target instanceof InitializingBean) {
        try {
            ((InitializingBean) target).afterPropertiesSet();
        } catch (final Exception e) {
            throw new IllegalStateException(
                    String.format("Error after properties set on %1$s: %2$s", target, e.getMessage()), e);
        }
    }
}

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From source file:no.abmu.finances.domain.DomainTestHelper.java

public static Object populateBean(Object obj)
        throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(obj);

    for (int i = 0; i < propertyDescriptors.length; i++) {
        PropertyDescriptor propertyDescriptor = propertyDescriptors[i];

        if (propertyDescriptor.getName().equals("id")) {
            continue;
        }/*from  w  w  w  .  j  av a2  s  .  c o  m*/
        if (P_TYPES.contains(propertyDescriptor.getPropertyType())
                && propertyDescriptor.getWriteMethod() != null) {

            Object obje;
            obje = ConvertUtils.convert(
                    String.valueOf((int) (System.currentTimeMillis() + (int) (Math.random() * 100d))),
                    propertyDescriptor.getPropertyType());
            PropertyUtils.setProperty(obj, propertyDescriptor.getName(), obje);
        }
    }
    return obj;
}

---

From source file:no.abmu.test.domainmodels.DomainTestHelper.java

public static Object populateBean(Object obj)
        throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(obj);

    for (int i = 0; i < propertyDescriptors.length; i++) {
        PropertyDescriptor propertyDescriptor = propertyDescriptors[i];

        if (propertyDescriptor.getName().equals("id")) {
            continue;
        } else if (propertyDescriptor.getName().equals("valueAsString")) {
            continue;
        } else if (P_TYPES.contains(propertyDescriptor.getPropertyType())
                && propertyDescriptor.getWriteMethod() != null) {

            Object obje;/*from w w  w  .  j ava  2 s.co m*/
            //                obje=ConvertUtils.convert(String.valueOf(System.currentTimeMillis()
            //                +(long)(Math.random()*100d)),propertyDescriptor.getPropertyType());
            obje = ConvertUtils.convert(
                    String.valueOf((int) (System.currentTimeMillis() + (int) (Math.random() * 100d))),
                    propertyDescriptor.getPropertyType());
            PropertyUtils.setProperty(obj, propertyDescriptor.getName(), obje);
        }
    }
    return obj;
}

---

From source file:no.abmu.test.utilh3.DomainTestHelper.java

public static Object populateBean(Object obj)
        throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(obj);

    for (int i = 0; i < propertyDescriptors.length; i++) {
        PropertyDescriptor propertyDescriptor = propertyDescriptors[i];

        if (propertyDescriptor.getName().equals("id")) {
            continue;
        } else if (propertyDescriptor.getName().equals("valueAsString")) {
            continue;
        } else if (P_TYPES.contains(propertyDescriptor.getPropertyType())
                && propertyDescriptor.getWriteMethod() != null) {
            Object obje;/*from   w ww.j a v  a 2  s  .  com*/
            //                obje=ConvertUtils.convert(String.valueOf(System.currentTimeMillis()
            //                +(long)(Math.random()*100d)),propertyDescriptor.getPropertyType());
            obje = ConvertUtils.convert(
                    String.valueOf((int) (System.currentTimeMillis() + (int) (Math.random() * 100d))),
                    propertyDescriptor.getPropertyType());
            PropertyUtils.setProperty(obj, propertyDescriptor.getName(), obje);
        }
    }
    return obj;
}

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