org.unitils.objectvalidation.objectcreator.generator.helper
Class GeneratorHelper

java.lang.Object
  org.unitils.objectvalidation.objectcreator.generator.helper.GeneratorHelper

public class GeneratorHelper
extends Object

This class generates supertypes or subtypes from a specific class.

Since:

1.1.8

Author:

Willemijn Wouters

Method Summary

static Set<Class<?>>	compareSubtypesSets(Set<?> set1, Set<?> set2) Returns only the in common classes of set1 and set2
static List<TreeNode>	createNodes(Type type)
protected Object	createRandomObjects(Set<Class<?>> classes) This method creates a random object of a random class found with WildCardTypeGenerator.getClassesOfSubtypes(sun.reflect.generics.reflectiveObjects.WildcardTypeImpl, java.util.Set) or WildCardTypeGenerator.getClassesOfSuperType(sun.reflect.generics.reflectiveObjects.WildcardTypeImpl, java.util.Set).
static TreeNode	createTreenode(Field field)
static TreeNode	createTreenode(Type type)
static List<TreeNode>	createTreenodes(Field field)
static Object	generateSubTypesObject(Class<?> classForType) Generate the exact object or a subtype from a specific class.
protected Object	generateSubTypesObjectInstance(Class<?> classForType)
static Set<?>	getClassesOfSubtypes(Class<?> clzz, Set<?> allClasses) Get the subtypes of a Class
protected Set<?>	getClassesOfSubtypesInstance(Class<?> clzz, Set<?> allClasses)
static Set<Class<?>>	getClassesOfSuperType(Class<?> clzz, Set<Class<?>> allClasses) Get all the supertypes from a Class
protected Set<Class<?>>	getClassesOfSuperTypeInstance(Class<?> clzz, Set<Class<?>> allClasses)
static GeneratorHelper	getInstance()
static Set<Class<? extends Object>>	getSetWithClassesThatOverridesASpecificMethod(Set<Class<? extends Object>> set, String methodName, Class<?>... parameterTypes) Goes through all the objects in a set and removes all the classes that doesn't override a specific method.
static Object	pickAndCreateAnObjectFromASet(Set<Class<?>> collClasses) This method creates a random object from a Set of classes.
protected Object	pickAndCreateAnObjectFromASetInstance(Set<Class<?>> collClasses)

Methods inherited from class java.lang.Object

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

Method Detail

getClassesOfSuperType

public static Set<Class<?>> getClassesOfSuperType(Class<?> clzz,
                                                  Set<Class<?>> allClasses)

Get all the supertypes from a Class

Parameters:

clzz: - look for supertypes of this Class.

allClasses: - A collection where the Generator should add the found classes.

Returns:

Set

compareSubtypesSets

public static Set<Class<?>> compareSubtypesSets(Set<?> set1,
                                                Set<?> set2)

Returns only the in common classes of set1 and set2

Parameters:

set1: - an object of type Set

set2: - an object of type Set

Returns:

Set

generateSubTypesObject

public static Object generateSubTypesObject(Class<?> classForType)

Generate the exact object or a subtype from a specific class.

Parameters:

classForType: - the generator should look for a subtype of this class.

Returns:

Object

getClassesOfSubtypes

public static Set<?> getClassesOfSubtypes(Class<?> clzz,
                                          Set<?> allClasses)

Get the subtypes of a Class

Parameters:

clzz: - look for subtypes of this Class.

allClasses: - A collection where the Generator should add the found classes.

Returns:

Set

getSetWithClassesThatOverridesASpecificMethod

public static Set<Class<? extends Object>> getSetWithClassesThatOverridesASpecificMethod(Set<Class<? extends Object>> set,
                                                                                         String methodName,
                                                                                         Class<?>... parameterTypes)

Goes through all the objects in a set and removes all the classes that doesn't override a specific method.

Parameters:

set: - A set of classes.

methodName: - the method that this method should find

parameterTypes: - the parameters of the method that the classes must override

Returns:

Set

pickAndCreateAnObjectFromASet

public static Object pickAndCreateAnObjectFromASet(Set<Class<?>> collClasses)

This method creates a random object from a Set of classes.

Parameters:

collClasses: - This is a collection of classes.

Returns:

Object

getInstance

public static GeneratorHelper getInstance()

getClassesOfSuperTypeInstance

protected Set<Class<?>> getClassesOfSuperTypeInstance(Class<?> clzz,
                                                      Set<Class<?>> allClasses)

generateSubTypesObjectInstance

protected Object generateSubTypesObjectInstance(Class<?> classForType)

getClassesOfSubtypesInstance

protected Set<?> getClassesOfSubtypesInstance(Class<?> clzz,
                                              Set<?> allClasses)

pickAndCreateAnObjectFromASetInstance

protected Object pickAndCreateAnObjectFromASetInstance(Set<Class<?>> collClasses)

createRandomObjects

protected Object createRandomObjects(Set<Class<?>> classes)

This method creates a random object of a random class found with WildCardTypeGenerator.getClassesOfSubtypes(sun.reflect.generics.reflectiveObjects.WildcardTypeImpl, java.util.Set) or WildCardTypeGenerator.getClassesOfSuperType(sun.reflect.generics.reflectiveObjects.WildcardTypeImpl, java.util.Set).

Parameters:

classes: - A set with a collection of classes.

Returns:

Object

createNodes

public static List<TreeNode> createNodes(Type type)

createTreenode

public static TreeNode createTreenode(Type type)

createTreenode

public static TreeNode createTreenode(Field field)

createTreenodes

public static List<TreeNode> createTreenodes(Field field)