ee.ria.dhx.bigdata

Class ReflectionUtil

java.lang.Object

ee.ria.dhx.bigdata.ReflectionUtil

public class ReflectionUtil
extends java.lang.Object

Utility methods related to reflection.

Author:

Aleksei Kokarev

Constructor Summary

Constructors

Constructor and Description
ReflectionUtil()

Method Summary

Modifier and Type	Method and Description
static java.lang.reflect.Field	getFieldForPath(java.util.Stack<java.lang.String> path, java.lang.Class<? extends java.lang.Object> fieldClass) Method finds field in class according to it's path.
static java.lang.Object	getObjectByPath(java.util.Stack<java.lang.String> path, java.lang.Object obj) Method finds property in object by path and returns it.
static java.lang.Boolean	isBigDataField(java.lang.reflect.Field field) Method to define if class's field is big data field(defined by annotation BigDataXmlElement).
static boolean	isXmlRoot(java.lang.Class<? extends java.lang.Object> classToCheck, java.lang.String rootElement) Method searches if given class has XmlRootElement and if XmlRootElement's name is the same as rootElement in input.
static void	setBigDataFieldsToObject(java.util.List<BigDataElement> bigDataElements, java.lang.Object obj) Method sets big data fields to given object.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReflectionUtil

public ReflectionUtil()

Method Detail

getFieldForPath

@Loggable(value=0)
public static java.lang.reflect.Field getFieldForPath(java.util.Stack<java.lang.String> path,
                                                                          java.lang.Class<? extends java.lang.Object> fieldClass)
                                                                   throws ee.ria.dhx.exception.DhxException

Method finds field in class according to it's path.

Parameters:

path - - Stack of Strings representing path in object

fieldClass - - class in which we are searching for the field

Returns:

- field found in class

Throws:

ee.ria.dhx.exception.DhxException - - thrown if error occurs

isBigDataField

@Loggable(value=0)
public static java.lang.Boolean isBigDataField(java.lang.reflect.Field field)
                                                            throws ee.ria.dhx.exception.DhxException

Method to define if class's field is big data field(defined by annotation BigDataXmlElement).

Parameters:

field - - field to check if it is big data field

Returns:

- true if given field is big data field

Throws:

ee.ria.dhx.exception.DhxException - - thrown when error occurs

isXmlRoot

@Loggable(value=0)
public static boolean isXmlRoot(java.lang.Class<? extends java.lang.Object> classToCheck,
                                                    java.lang.String rootElement)

Method searches if given class has XmlRootElement and if XmlRootElement's name is the same as rootElement in input.

Parameters:

classToCheck - class to find XmlRootElement in

rootElement - root element's name

Returns:

whether rootElement found as XmlRootElement in classToCheck

setBigDataFieldsToObject

@Loggable(value=0)
public static void setBigDataFieldsToObject(java.util.List<BigDataElement> bigDataElements,
                                                                java.lang.Object obj)
                                                         throws ee.ria.dhx.exception.DhxException

Method sets big data fields to given object. Big data elements are set according to paths that are defined in them.

Parameters:

bigDataElements - - list of big data elements to set

obj - - object to which big data elements are set

Throws:

ee.ria.dhx.exception.DhxException - - throws if error occurs

getObjectByPath

@Loggable(value=0)
public static java.lang.Object getObjectByPath(java.util.Stack<java.lang.String> path,
                                                                   java.lang.Object obj)
                                                            throws ee.ria.dhx.exception.DhxException

Method finds property in object by path and returns it.

Parameters:

path - - Stack of Strings representing path in object

obj - - object in which we are getting property

Returns:

- object return by get method

Throws:

ee.ria.dhx.exception.DhxException - - thrown if error occurs