Examples with BeanMetadata cn.taketoday.beans.BeanMetadata used on opensource projects

Example 16 with BeanMetadata

use of cn.taketoday.beans.BeanMetadata in project today-infrastructure by TAKETODAY.

the class BeanPropertyRowMapper method initialize.

/**
 * Initialize the mapping meta-data for the given class.
 *
 * @param mappedClass the mapped class
 */
private void initialize(Class<T> mappedClass) {
    BeanMetadata metadata = BeanMetadata.from(mappedClass);
    initialize(mappedClass, metadata);
    this.metadata = metadata;
}

Example 17 with BeanMetadata

use of cn.taketoday.beans.BeanMetadata in project today-infrastructure by TAKETODAY.

the class DataBinderCollectionParameterResolver method doBind.

/**
 * @return Collection object
 * @throws ParameterIndexExceededException {@code valueIndex} exceed {@link #maxValueIndex}
 * @throws ParameterFormatException {@code valueIndex} number format error
 * @see #createCollection(MultiValueMap, ResolvableMethodParameter)
 */
@Override
@SuppressWarnings({ "rawtypes" })
protected Object doBind(MultiValueMap<String, PropertyValue> propertyValues, ResolvableMethodParameter resolvable) {
    Collection<Object> collection = createCollection(propertyValues, resolvable);
    boolean isList = collection instanceof List;
    int maxValueIndex = getMaxValueIndex();
    Class<?> parameterClass = getComponentType(resolvable);
    BeanMetadata parameterMetadata = BeanMetadata.from(parameterClass);
    for (Map.Entry<String, List<PropertyValue>> entry : propertyValues.entrySet()) {
        Object rootObject = parameterMetadata.newInstance();
        RequestContextDataBinder dataBinder = new RequestContextDataBinder(rootObject, resolvable.getName());
        dataBinder.setAutoGrowCollectionLimit(maxValueIndex);
        List<PropertyValue> propertyValueList = entry.getValue();
        dataBinder.bind(new PropertyValues(propertyValueList));
        if (isList) {
            try {
                String key = entry.getKey();
                int valueIndex = Integer.parseInt(key);
                if (valueIndex > maxValueIndex) {
                    throw new ParameterIndexExceededException(resolvable.getParameter());
                }
                CollectionUtils.setValue((List) collection, valueIndex, rootObject);
            } catch (NumberFormatException e) {
                throw new ParameterFormatException(resolvable.getParameter(), e);
            }
        } else {
            collection.add(rootObject);
        }
    }
    return collection;
}

Example 18 with BeanMetadata

use of cn.taketoday.beans.BeanMetadata in project today-infrastructure by TAKETODAY.

the class DataBinderMapParameterResolver method doBind.

/**
 * Resolve {@link Map} parameter.
 */
@Override
protected Object doBind(MultiValueMap<String, PropertyValue> propertyValues, ResolvableMethodParameter resolvable) {
    MethodParameter parameter = resolvable.getParameter();
    Map<String, Object> map = CollectionUtils.createMap(parameter.getParameterType(), propertyValues.size());
    ResolvableType generic = resolvable.getResolvableType().asMap().getGeneric(1);
    Class<?> parameterClass = generic.resolve();
    BeanMetadata parameterMetadata = BeanMetadata.from(parameterClass);
    for (Map.Entry<String, List<PropertyValue>> entry : propertyValues.entrySet()) {
        Object rootObject = parameterMetadata.newInstance();
        RequestContextDataBinder dataBinder = new RequestContextDataBinder(rootObject, resolvable.getName());
        List<PropertyValue> propertyValueList = entry.getValue();
        dataBinder.bind(new PropertyValues(propertyValueList));
        map.put(entry.getKey(), rootObject);
    }
    return map;
}

Example 19 with BeanMetadata

use of cn.taketoday.beans.BeanMetadata in project today-infrastructure by TAKETODAY.

the class BeanProperties method copy.

/**
 * Ignore read-only properties
 */
@SuppressWarnings("unchecked")
private static void copy(Object source, BeanMetadata destination, Object destinationInstance, @Nullable TypeConverter converter, @Nullable String[] ignoreProperties) {
    if (converter == null) {
        converter = new SimpleTypeConverter();
    }
    if (ObjectUtils.isNotEmpty(ignoreProperties)) {
        Set<String> ignorePropertiesSet = Set.of(ignoreProperties);
        if (source instanceof Map) {
            for (Map.Entry<String, Object> entry : ((Map<String, Object>) source).entrySet()) {
                String propertyName = entry.getKey();
                if (!ignorePropertiesSet.contains(propertyName)) {
                    BeanProperty beanProperty = destination.getBeanProperty(propertyName);
                    if (beanProperty != null && beanProperty.isWriteable()) {
                        beanProperty.setValue(destinationInstance, entry.getValue(), converter);
                    }
                }
            }
        } else {
            BeanMetadata sourceMetadata = BeanMetadata.from(source);
            for (BeanProperty property : sourceMetadata) {
                if (property.isReadable()) {
                    String propertyName = property.getName();
                    if (!ignorePropertiesSet.contains(propertyName)) {
                        BeanProperty beanProperty = destination.getBeanProperty(propertyName);
                        if (beanProperty != null && beanProperty.isWriteable()) {
                            beanProperty.setValue(destinationInstance, property.getValue(source), converter);
                        }
                    }
                }
            }
        }
    } else {
        if (source instanceof Map) {
            for (Map.Entry<String, Object> entry : ((Map<String, Object>) source).entrySet()) {
                String propertyName = entry.getKey();
                BeanProperty beanProperty = destination.getBeanProperty(propertyName);
                if (beanProperty != null && beanProperty.isWriteable()) {
                    beanProperty.setValue(destinationInstance, entry.getValue(), converter);
                }
            }
        } else {
            BeanMetadata sourceMetadata = BeanMetadata.from(source);
            for (BeanProperty property : sourceMetadata) {
                if (property.isReadable()) {
                    String propertyName = property.getName();
                    BeanProperty beanProperty = destination.getBeanProperty(propertyName);
                    if (beanProperty != null && beanProperty.isWriteable()) {
                        beanProperty.setValue(destinationInstance, property.getValue(source), converter);
                    }
                }
            }
        }
    }
}

Example 20 with BeanMetadata

use of cn.taketoday.beans.BeanMetadata in project today-infrastructure by TAKETODAY.

the class BeanProperties method copy.

/**
 * Copy the property values of the given source bean into the given target bean.
 * <p>Note: The source and target classes do not have to match or even be derived
 * from each other, as long as the properties match. Any bean properties that the
 * source bean exposes but the target bean does not will silently be ignored.
 *
 * @param source source object
 * @param destination destination class
 * @param converter type-converter to convert bean-properties
 * @return returns a destination type object
 */
@SuppressWarnings("unchecked")
public static <T> T copy(Object source, Class<T> destination, @Nullable TypeConverter converter) {
    Assert.notNull(source, "source object must not be null");
    Assert.notNull(destination, "destination class must not be null");
    BeanMetadata destinationMetadata = BeanMetadata.from(destination);
    // destination
    Object destinationInstance = destinationMetadata.newInstance();
    copy(source, destinationMetadata, destinationInstance, converter, null);
    return (T) destinationInstance;
}