Example usage for org.springframework.beans BeanWrapper getPropertyDescriptor

List of usage examples for org.springframework.beans BeanWrapper getPropertyDescriptor

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Introduction

In this page you can find the example usage for org.springframework.beans BeanWrapper getPropertyDescriptor.

Prototype

PropertyDescriptor getPropertyDescriptor(String propertyName) throws InvalidPropertyException;

Source Link

Document

Obtain the property descriptor for a specific property of the wrapped object.

Usage

From source file:net.kamhon.ieagle.util.CollectionUtil.java

private static Object processForNumber(Object object, String propertyName, Object propValue) {
    BeanWrapper wrapper = new BeanWrapperImpl(object);
    PropertyDescriptor descriptor = wrapper.getPropertyDescriptor(propertyName);
    Method method = descriptor.getReadMethod();
    TypeConversion typeConversion = method.getAnnotation(TypeConversion.class);
    if (typeConversion != null) {
        String convertor = typeConversion.converter();
        if (convertor.equalsIgnoreCase(FrameworkConst.STRUTS_DECIMAL_CONVERTER)) {
            DecimalFormat df = new DecimalFormat(FrameworkConst.DEFAULT_DECIMAL_FORMAT);
            return df.format(propValue);
        } else {/*from   w ww  .ja v  a 2s  .co  m*/
            return propValue;
        }
    } else {
        if (propValue instanceof Double || propValue instanceof Float) {
            DecimalFormat df = new DecimalFormat(FrameworkConst.DEFAULT_DECIMAL_FORMAT);
            return df.format(propValue);
        } else {
            return propValue;
        }
    }
}

From source file:net.kamhon.ieagle.util.VoUtil.java

/**
 * /*w  w  w.j a v a  2 s.co  m*/
 * @param obj
 * @param propertyName
 * @return null if not found
 */
public static PropertyDescriptor getPropertyDescriptor(Object obj, String propertyName) {
    PropertyDescriptor descriptor = null;
    BeanWrapper beanWrapper = new BeanWrapperImpl(obj);
    try {
        descriptor = beanWrapper.getPropertyDescriptor(propertyName);
    } catch (Exception e) {
    }
    return descriptor;
}

From source file:org.codehaus.griffon.commons.GriffonClassUtils.java

/**
 * Retrieves a property of the given class of the specified name and type
 * @param clazz The class to retrieve the property from
 * @param propertyName The name of the property
 * @param propertyType The type of the property
 *
 * @return A PropertyDescriptor instance or null if none exists
 *///from   w  w w .j av  a2 s.  c o m
public static PropertyDescriptor getProperty(Class clazz, String propertyName, Class propertyType) {
    if (clazz == null || propertyName == null || propertyType == null)
        return null;

    try {
        BeanWrapper wrapper = new BeanWrapperImpl(clazz.newInstance());
        PropertyDescriptor pd = wrapper.getPropertyDescriptor(propertyName);
        if (pd.getPropertyType().equals(propertyType)) {
            return pd;
        } else {
            return null;
        }
    } catch (Exception e) {
        // if there are any errors in instantiating just return null for the moment
        return null;
    }
}

From source file:org.grails.datastore.mapping.query.order.ManualEntityOrdering.java

public List applyOrder(List results, Query.Order order) {
    final String name = order.getProperty();

    @SuppressWarnings("hiding")
    final PersistentEntity entity = getEntity();
    PersistentProperty property = entity.getPropertyByName(name);
    if (property == null) {
        final PersistentProperty identity = entity.getIdentity();
        if (name.equals(identity.getName())) {
            property = identity;/*from  w  ww .java  2s. c  om*/
        }
    }

    if (property != null) {
        final PersistentProperty finalProperty = property;
        Collections.sort(results, new Comparator() {

            public int compare(Object o1, Object o2) {

                if (entity.isInstance(o1) && entity.isInstance(o2)) {
                    final String propertyName = finalProperty.getName();
                    Method readMethod = cachedReadMethods.get(propertyName);
                    if (readMethod == null) {
                        BeanWrapper b = PropertyAccessorFactory.forBeanPropertyAccess(o1);
                        final PropertyDescriptor pd = b.getPropertyDescriptor(propertyName);
                        if (pd != null) {
                            readMethod = pd.getReadMethod();
                            if (readMethod != null) {
                                ReflectionUtils.makeAccessible(readMethod);
                                cachedReadMethods.put(propertyName, readMethod);
                            }
                        }
                    }

                    if (readMethod != null) {
                        final Class<?> declaringClass = readMethod.getDeclaringClass();
                        if (declaringClass.isInstance(o1) && declaringClass.isInstance(o2)) {
                            Object left = ReflectionUtils.invokeMethod(readMethod, o1);
                            Object right = ReflectionUtils.invokeMethod(readMethod, o2);

                            if (left == null && right == null)
                                return 0;
                            if (left != null && right == null)
                                return 1;
                            if (left == null)
                                return -1;
                            if ((left instanceof Comparable) && (right instanceof Comparable)) {
                                return ((Comparable) left).compareTo(right);
                            }
                        }
                    }
                }
                return 0;
            }
        });
    }

    if (order.getDirection() == Query.Order.Direction.DESC) {
        results = reverse(results);
    }

    return results;
}

From source file:com.alibaba.citrus.service.form.impl.GroupImpl.java

/**
 * group/*w w  w .j  ava 2s  .  c  om*/
 * <p>
 * <code>isValidated()</code><code>false</code>group
 * </p>
 */
public void setProperties(Object object) {
    if (!isValidated() || object == null) {
        return;
    }

    if (isValid()) {
        if (log.isDebugEnabled()) {
            log.debug("Set validated properties of group \"" + getName() + "\" to object "
                    + ObjectUtil.identityToString(object));
        }

        BeanWrapper bean = new BeanWrapperImpl(object);
        getForm().getFormConfig().getPropertyEditorRegistrar().registerCustomEditors(bean);

        for (Field field : getFields()) {
            String propertyName = field.getFieldConfig().getPropertyName();

            if (bean.isWritableProperty(propertyName)) {
                PropertyDescriptor pd = bean.getPropertyDescriptor(propertyName);
                MethodParameter mp = BeanUtils.getWriteMethodParameter(pd);
                Object value = field.getValueOfType(pd.getPropertyType(), mp, null);

                bean.setPropertyValue(propertyName, value);
            } else {
                log.debug("No writable property \"{}\" found in type {}", propertyName,
                        object.getClass().getName());
            }
        }
    } else {
        throw new InvalidGroupStateException("Attempted to call setProperties from an invalid input");
    }
}

From source file:com.thesoftwarefactory.vertx.web.model.Form.java

/**
  * Overwrites the values of the bean in parameter with the form values
  * @param source/*www.ja va 2s.c  o m*/
  * @return
  */
public <R> void mergeInto(R source) {

    for (Field field : fields()) {
        // if applicable, remove the fieldPrefix to get the bean field name
        String fieldName = fieldPrefix != null ? field.name().substring(fieldPrefix.length()) : field.name();
        BeanWrapper beanWrapper = new BeanWrapperImpl(source);
        try {
            PropertyDescriptor property = beanWrapper.getPropertyDescriptor(fieldName);
            if (property != null && property.getReadMethod() != null) {
                beanWrapper.setPropertyValue(fieldName, field.value());
            }
        } catch (InvalidPropertyException ex) {
            logger.log(Level.WARNING, "Form property not in source");
        }
    }
}

From source file:com.thesoftwarefactory.vertx.web.model.Form.java

/**
 * Creates a Bean of the given class type from the form values
 * @param cls class of the result bean//w ww. j  a va  2  s .c  o m
 * @param <R> type of the bean
 * @return
 */
public <R> R deriveBean(Class<R> cls) {

    R result = null;
    try {
        result = cls.newInstance();
    } catch (InstantiationException | IllegalAccessException e) {
        logger.log(Level.WARNING, "Could not instantiate derived bean", e);
        return null;
    }

    for (Field field : fields()) {
        // if applicable, remove the fieldPrefix to get the bean field name
        String fieldName = fieldPrefix != null ? field.name().substring(fieldPrefix.length()) : field.name();
        BeanWrapper beanWrapper = new BeanWrapperImpl(result);
        try {
            PropertyDescriptor property = beanWrapper.getPropertyDescriptor(fieldName);
            if (property != null && property.getReadMethod() != null) {
                beanWrapper.setPropertyValue(fieldName, field.value());
            }
        } catch (InvalidPropertyException ex) {
            logger.log(Level.WARNING, "Form property not in bean");
        }

    }

    return result;
}

From source file:com.seovic.core.DynamicObject.java

/**
 * Update specified target from this object.
 *
 * @param target  target object to update
 *///from  w w  w .jav a2  s. c o m
public void update(Object target) {
    if (target == null) {
        throw new IllegalArgumentException("Target to update cannot be null");
    }

    BeanWrapper bw = new BeanWrapperImpl(target);
    bw.registerCustomEditor(Date.class, new CustomDateEditor(new SimpleDateFormat("yyyy-MM-dd"), true));
    for (Map.Entry<String, Object> property : m_properties.entrySet()) {
        String propertyName = property.getKey();
        Object value = property.getValue();

        if (value instanceof Map) {
            PropertyDescriptor pd = bw.getPropertyDescriptor(propertyName);
            if (!Map.class.isAssignableFrom(pd.getPropertyType()) || pd.getWriteMethod() == null) {
                value = new DynamicObject((Map<String, Object>) value);
            }
        }

        if (value instanceof DynamicObject) {
            ((DynamicObject) value).update(bw.getPropertyValue(propertyName));
        } else {
            bw.setPropertyValue(propertyName, value);
        }
    }
}

From source file:com.thesoftwarefactory.vertx.web.model.Form.java

/**
  * Creates a Bean with the given class from the from values
  * @param object Source object we're taking the values from
  * @return this object//from w ww  .ja va  2s .  c om
  */
public Form<T> fillFromBean(Object object) {

    BeanWrapper beanWrapper = new BeanWrapperImpl(object);
    for (Field field : fields()) {
        // if applicable, remove the fieldPrefix to get the bean field name
        String fieldName = fieldPrefix != null ? field.name().substring(fieldPrefix.length()) : field.name();
        try {
            PropertyDescriptor property = beanWrapper.getPropertyDescriptor(fieldName);
            if (property != null && property.getReadMethod() != null) {
                Object propertyValue = beanWrapper.getPropertyValue(fieldName);
                String strPropValue = propertyValue != null ? propertyValue.toString() : null;

                // If the field hasn't got a value already, clear the potential errors as they will be meaningless
                // and the set the field value
                if (field.value() == null) {
                    field.value(strPropValue);
                    field.errors().clear();
                }
            }
        } catch (InvalidPropertyException e) {
            logger.log(Level.WARNING,
                    "Could not find property " + fieldName + " for bean " + object.getClass().getName(), e);
            continue;
        }

    }
    return this;
}

From source file:com.thesoftwarefactory.vertx.web.model.Form.java

/**
 * bind all or only the specified properties of the object to this Form. 
 * Validation is automatically performed after the binding, validating all or only the specified properties. 
 * The result of the validation is available by calling form.hasErrors() and/or field.hasErrors() 
 * /*  w w  w. j av  a2  s  .  co  m*/
 * @param object
 * @param properties
 * @return
 */
public Form<T> bindObject(T object, String... properties) {
    if (object != null) {
        this.object = object;
        BeanWrapper beanWrapper = new BeanWrapperImpl(object);
        for (Field field : fields()) {
            // if applicable, remove the fieldPrefix to get the bean field name 
            String fieldName = fieldPrefix != null ? field.name().substring(fieldPrefix.length())
                    : field.name();
            PropertyDescriptor property = beanWrapper.getPropertyDescriptor(fieldName);
            if (property != null && property.getReadMethod() != null) {
                Object propertyValue = beanWrapper.getPropertyValue(fieldName);

                String strPropValue = propertyValue != null
                        ? (propertyValue instanceof java.time.Instant
                                ? format((java.time.Instant) propertyValue)
                                : propertyValue.toString())
                        : null;
                field.value(strPropValue);
            }
        }
    }
    return this;
}