Package enterprises.iwakura.sigewine.utils

Class Preconditions

java.lang.Object

enterprises.iwakura.sigewine.utils.Preconditions

public final class Preconditions
extends Object

Utility class providing common validation methods for the Sigewine framework.

This class contains static methods to validate various conditions, such as the presence of constructors, annotations, and method return types.

Method Summary

Modifier and Type	Method	Description
static void	checkAnnotated(Class<?> clazz, Class<RomaritimeBean> romaritimeClass)	Checks if the class is annotated with the specified annotation.
static void	checkNoArgConstructor(Class<?> clazz)	Validates that the class has a no-argument constructor.
static void	checkNoPrimitiveReturnType(Method method)	Checks if the method has a primitive return type.
static void	checkNoVoidReturnType(Method method)	Checks if the method has a void return type.
static void	checkOneConstructor(Class<?> clazz)	Checks if the class has exactly one constructor.
static <E> void	isOfType(Object object, Class<E> type)	Checks if the class is annotated with the specified annotation.

Methods inherited from class java.lang.Object

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

Method Details

checkNoArgConstructor

public static void checkNoArgConstructor(Class<?> clazz)

Validates that the class has a no-argument constructor.

Parameters:

clazz - The class to validate.

Throws:

IllegalArgumentException - if the class does not have a no-argument constructor.

checkOneConstructor

public static void checkOneConstructor(Class<?> clazz)

Checks if the class has exactly one constructor.

Parameters:

clazz - Class to check

Throws:

IllegalArgumentException - if the class does not have exactly one constructor

checkNoVoidReturnType

public static void checkNoVoidReturnType(Method method)

Checks if the method has a void return type.

Parameters:

method - Method to check

Throws:

IllegalArgumentException - if the method has a void return type

checkNoPrimitiveReturnType

public static void checkNoPrimitiveReturnType(Method method)

Checks if the method has a primitive return type.

Parameters:

method - Method to check

Throws:

IllegalArgumentException - if the method has a primitive return type

checkAnnotated

public static void checkAnnotated(Class<?> clazz,
 Class<RomaritimeBean> romaritimeClass)

Checks if the class is annotated with the specified annotation.

Parameters:

clazz - Class to check

romaritimeClass - Annotation class to check

isOfType

public static <E> void isOfType(Object object,
 Class<E> type)

Checks if the class is annotated with the specified annotation.

Type Parameters:

E - Type of the class

Parameters:

object - Object to check

type - Class to check