Java Code Examples for org.apache.commons.beanutils.BeanUtils#getProperty()

@Override
public boolean isValid(final Object value, final ConstraintValidatorContext context) {
    if (value == null) {
        return true;
    }

    try {
        String fieldValue       = BeanUtils.getProperty(value, fieldName);
        String dependFieldValue = BeanUtils.getProperty(value, dependFieldName);

        if (expectedFieldValue.equals(fieldValue) && dependFieldValue == null) {
            context.disableDefaultConstraintViolation();
            context.buildConstraintViolationWithTemplate(context.getDefaultConstraintMessageTemplate())
                    .addNode(dependFieldName)
                    .addConstraintViolation();
            return false;
        }

    } catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException ex) {
        throw new RuntimeException(ex);
    }

    return true;
}
 

@Override
public boolean isValid(Object value, ConstraintValidatorContext context) {
    if (value == null) {
        return true;
    }

    try {
        final String fieldValue = BeanUtils.getProperty(value, fieldName);
        final String notNullFieldValue = BeanUtils.getProperty(value, notNullFieldName);
        if (StringUtils.equals(fieldValue, fieldSetValue) && StringUtils.isEmpty(notNullFieldValue)) {
            context.disableDefaultConstraintViolation();
            context.buildConstraintViolationWithTemplate(context.getDefaultConstraintMessageTemplate())
                    .addPropertyNode(notNullFieldName).addConstraintViolation();
            return false;
        }
    } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
        throw new RuntimeException(e);
    }

    return true;
}
 

/**
 * Append object presentation.
 *
 * @param stringBuilder
 *            the string builder
 * @param object
 *            the object
 */
private void appendObjectPresentation(final StringBuilder stringBuilder, final Object object) {
	try {
		final String beanProperty = BeanUtils.getProperty(object, property);

		if (beanProperty != null) {
			stringBuilder.append(beanProperty);
		} else {
			addFallbackValue(stringBuilder, object);
		}

	} catch (final IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
		LOGGER.warn("Problem getting property {}, object {} , exception {}", property, object, e);
	}
	stringBuilder.append(CONTENT_SEPARATOR);
}
 

/**
 * Check properties of Attachement objects.
 * 
 * @param attachements
 * @throws AirtableException
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 * @throws NoSuchMethodException 
 */
private void checkPropertiesOfAttachement(List<Attachment> attachements) throws AirtableException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {

    if (attachements != null) {
        for (int i = 0; i < attachements.size(); i++) {
            if (propertyExists(attachements.get(i), FIELD_ID) || propertyExists(attachements.get(i), "size") 
                    || propertyExists(attachements.get(i), "type") || propertyExists(attachements.get(i), "filename")) {
                
                final Field[] attributesPhotos = attachements.getClass().getDeclaredFields();
                for (Field attributePhoto : attributesPhotos) {
                    final String namePhotoAttribute = attributePhoto.getName();
                    if (FIELD_ID.equals(namePhotoAttribute) || "size".equals(namePhotoAttribute) 
                            || "type".equals(namePhotoAttribute) || "filename".equals(namePhotoAttribute)) {
                        if (BeanUtils.getProperty(attachements.get(i), namePhotoAttribute) != null) {
                            throw new AirtableException("Property " + namePhotoAttribute + " should be null!");
                        }
                    }
                }
            }
        }
    }
}
 

/**
 * Checks if the Property Values of the item are valid for the Request.
 *
 * @param item
 * @throws AirtableException
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 * @throws NoSuchMethodException
 */
private void checkProperties(T item) throws AirtableException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {

    if (propertyExists(item, FIELD_ID) || propertyExists(item, FIELD_CREATED_TIME)) {
        Field[] attributes = item.getClass().getDeclaredFields();
        for (Field attribute : attributes) {
            String attrName = attribute.getName();
            if (FIELD_ID.equals(attrName) || FIELD_CREATED_TIME.equals(attrName)) {
                if (BeanUtils.getProperty(item, attribute.getName()) != null) {
                    throw new AirtableException("Property " + attrName + " should be null!");
                }
            } else if ("photos".equals(attrName)) {
                List<Attachment> obj = (List<Attachment>) BeanUtilsBean.getInstance().getPropertyUtils().getProperty(item, "photos");
                checkPropertiesOfAttachement(obj);
            }
        }
    }

}
 

private void includeActionProperties(ActionLogRecord actionRecord, Object action) {
    if (StringUtils.isEmpty(this.getIncludeActionProperties())) {
        return;
    }
    String[] propertyToInclude = this.getIncludeActionProperties().split(",");
    StringBuilder params = new StringBuilder(actionRecord.getParameters());
    for (String property : propertyToInclude) {
        try {
            Object value = BeanUtils.getProperty(action, property);
            if (null != value) {
                params.append(property).append("=").append(value.toString());
                params.append("\n");
            }
        } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException ex) {
            _logger.debug("Error extracting property " + property + " from action", ex);
        }
    }
    actionRecord.setParameters(params.toString());
}
 

private <T> void dump(Class<T> cls, EntityManager em) throws Exception {
	/** 创建最终存储文件的目录 */
	File directory = new File(dir, cls.getName());
	FileUtils.forceMkdir(directory);
	FileUtils.cleanDirectory(directory);
	int count = 0;
	int size = Config.dumpRestoreData().getBatchSize();
	String id = "";
	List<T> list = null;
	do {
		list = this.list(em, cls, id, size);
		if (ListTools.isNotEmpty(list)) {
			count = count + list.size();
			id = BeanUtils.getProperty(list.get(list.size() - 1), JpaObject.id_FIELDNAME);
			File file = new File(directory, count + ".json");
			FileUtils.write(file, pureGsonDateFormated.toJson(list), DefaultCharset.charset);
		}
		em.clear();
		Runtime.getRuntime().gc();
	} while (ListTools.isNotEmpty(list));
	this.catalog.put(cls.getName(), count);
}
 

@Override
public boolean isValid(final Object value, final ConstraintValidatorContext context) {
    try {
        for (final String name : fieldsName) {
            final String prop = BeanUtils.getProperty(value, name);
            if (isNotBlank(prop)) {
                return true;
            }
        }
    } catch (IllegalAccessException | NoSuchMethodException | InvocationTargetException e) {
        throw new TDPException(CommonErrorCodes.UNEXPECTED_EXCEPTION, e);
    }

    context.disableDefaultConstraintViolation();
    context
            .buildConstraintViolationWithTemplate(context.getDefaultConstraintMessageTemplate())
            .addPropertyNode(fieldsName[0])
            .addConstraintViolation();
    return false;
}
 

private Element createElement( Document document, String name, Object bean )
    throws IntrospectionException, InvocationTargetException, NoSuchMethodException, IllegalAccessException {
  Element element = document.createElement( name );
  BeanInfo beanInfo = Introspector.getBeanInfo( bean.getClass(), Object.class );
  for( PropertyDescriptor propInfo: beanInfo.getPropertyDescriptors() ) {
    String propName = propInfo.getName();
    if( propInfo.getReadMethod() != null && String.class.isAssignableFrom( propInfo.getPropertyType() ) ) {
      String propValue = BeanUtils.getProperty( bean, propName );
      if( propValue != null && !propValue.isEmpty() ) {
        // Doing it the hard way to avoid having the &'s in the query string escaped at &
        Attr attr = document.createAttribute( propName );
        attr.setValue( propValue );
        element.setAttributeNode( attr );
        //element.setAttribute( propName, propValue );
      }
    }
  }
  return element;
}
 

@Override
public boolean isValid(final Object value,
        final ConstraintValidatorContext context) {
    try {
        final Object firstObj = BeanUtils.getProperty(value,
                firstFieldName);
        final Object secondObj = BeanUtils.getProperty(value,
                secondFieldName);

        return firstObj == null && secondObj == null || firstObj != null && firstObj.
                equals(secondObj);
    } catch (final IllegalAccessException | NoSuchMethodException | InvocationTargetException ignore) {
        // ignore
    }
    return true;
}
 

/**
 * Get the String Id from the item.
 *
 * @param item
 * @return
 * @throws AirtableException
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 * @throws NoSuchMethodException
 */
private String getIdOfItem(T item) throws AirtableException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {

    if (propertyExists(item, FIELD_ID)) {
        final String id = BeanUtils.getProperty(item, FIELD_ID);
        if (id != null) {
            return id;
        }
    }
    throw new AirtableException("Id of " + item + " not Found!");
}
 

public void put(IValidatable bean) {
	try {
		String s = BeanUtils.getProperty(bean, _property);
		// XXX displays zeros as blank
		_textComponent.setText(s != null && !s.equals("0") ? s : "");
	} catch (Exception e) {
		throw new BindingException(e);
	}
}
 

protected Object fetchData(Object object,String property){
	try {
		return BeanUtils.getProperty(object, property);
	} catch (Exception e) {
		throw new RuleException(e);
	}
}
 

@Override
public boolean isValid(Object value, ConstraintValidatorContext context) {

    try {
        final Object firstObj = BeanUtils.getProperty(value, firstFieldName);
        final Object secondObj = BeanUtils.getProperty(value, secondFieldName);

        return firstObj == null && secondObj == null || firstObj != null && firstObj.equals(secondObj);
    } catch (final Exception ignore) {
        // ignore
    }

    return true;
}
 

/**
 * Get virtual column string value
 */
public static String getString(DatabaseMetadataValue value, String column) throws DatabaseException, IllegalAccessException,
		InvocationTargetException, NoSuchMethodException {
	List<DatabaseMetadataType> types = DatabaseMetadataDAO.findAllTypes(value.getTable());

	for (DatabaseMetadataType emt : types) {
		if (emt.getVirtualColumn().equals(column)) {
			return BeanUtils.getProperty(value, emt.getRealColumn());
		}
	}

	return null;
}
 

public static String getValue(Object bean,String  field ) {
	if(bean == null) return null;
	String retVal = "";
	try {
		retVal = BeanUtils.getProperty(bean, field);
	} catch(Exception e) {
		e.printStackTrace();
	}
	return retVal;
}
 

public void put(IValidatable bean) {
	try {
		String s = BeanUtils.getProperty(bean, _property);
		// XXX displays zeros as blank
		_textComponent.setText(s != null && !s.equals("0") ? s : "");
	} catch (Exception e) {
		throw new BindingException(e);
	}
}
 

private void processPasswordProperty(Object current, String property)
		throws IllegalAccessException, InvocationTargetException, NoSuchMethodException, EncryptionException {
	String currentValue = BeanUtils.getProperty(current, property);
	BeanUtils.setProperty(current, property, encryptionService.encrypt(currentValue));
}
 

/**
 * 使用 {@link BeanUtils#getProperty(Object, String)} 类从对象中取得属性值,不care值原本是什么类型,统统转成 {@link String}返回.
 * 
 * <p>
 * 值转成字符串的规则,参见 {@link ConvertUtil#toString(Object)},比如如果发现值是数组,只会取第一个元素重新构造数组转到<code>toObj</code>中
 * </p>
 *
 * @param bean
 *            bean
 * @param propertyName
 *            属性名称 (can be nested/indexed/mapped/combo),参见 <a href="#propertyName">propertyName</a>
 * @return 使用{@link BeanUtils#getProperty(Object, String)} 从对象中取得属性值
 * @throws NullPointerException
 *             如果 <code>bean</code> 是null,或者如果 <code>propertyName</code> 是null
 * @throws IllegalArgumentException
 *             如果 <code>propertyName</code> 是blank
 * @throws BeanOperationException
 *             在调用 {@link BeanUtils#getProperty(Object, String)}过程中有任何异常,转成{@link BeanOperationException}返回
 * @see org.apache.commons.beanutils.BeanUtils#getProperty(Object, String)
 * @see org.apache.commons.beanutils.PropertyUtils#getProperty(Object, String)
 * @see com.feilong.core.bean.PropertyUtil#getProperty(Object, String)
 * @since 1.9.0 change access to private
 */
private static String getProperty(Object bean,String propertyName){
    Validate.notNull(bean, "bean can't be null!");
    Validate.notBlank(propertyName, "propertyName can't be blank!");

    //---------------------------------------------------------------
    try{
        return BeanUtils.getProperty(bean, propertyName);
    }catch (Exception e){
        String pattern = "getProperty exception,bean:[{}],propertyName:[{}]";
        throw new BeanOperationException(Slf4jUtil.format(pattern, bean, propertyName), e);
    }
}
 

/**
 * Returns object property value
 * 
 * @param bean Bean
 * @param name Property value
 * @return Value of property
 * @throws NoSuchMethodException 
 * @throws InvocationTargetException 
 * @throws IllegalAccessException 
 */
public Object getPropertyValue(Object bean, String name) throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
	return BeanUtils.getProperty(bean, name);
}