org.granite.util

Class ClassUtil

java.lang.Object

org.granite.util.ClassUtil

public abstract class ClassUtil
extends java.lang.Object

Author:

Franck WOLFF

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ClassUtil.DeclaredAnnotation<T extends java.lang.annotation.Annotation>

Constructor Summary

Constructors

Constructor and Description
ClassUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static java.lang.Class<?>	classOfType(java.lang.reflect.Type type)
static java.lang.String	decapitalize(java.lang.String name)
static <T> java.util.List<T>	emptyList(java.lang.Class<T> type)
static <T,U> java.util.Map<T,U>	emptyMap(java.lang.Class<T> keyType, java.lang.Class<U> valueType)
static <T> java.util.Set<T>	emptySet(java.lang.Class<T> type)
static java.net.URL	findResource(java.lang.Class<?> clazz)
static java.lang.Class<?>	forName(java.lang.String type)
static <T> java.lang.Class<T>	forName(java.lang.String type, java.lang.Class<T> cast)
static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T>	getAnnotation(java.lang.reflect.AnnotatedElement elmt, java.lang.Class<T> annotationClass)
static java.lang.reflect.Type	getBoundType(java.lang.reflect.TypeVariable<?> typeVariable)
static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T>	getClassAnnotation(java.lang.Class<?> clazz, java.lang.Class<T> annotationClass)
static java.lang.ClassLoader	getClassLoader(java.lang.Class<?> clazz)
static <T> java.lang.reflect.Constructor<T>	getConstructor(java.lang.Class<T> type, java.lang.Class<?>[] paramTypes)
static java.lang.reflect.Constructor<?>	getConstructor(java.lang.String type, java.lang.Class<?>[] paramTypes)
static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T>	getConstructorAnnotation(java.lang.Class<?> clazz, java.lang.Class<T> annotationClass)
static java.lang.reflect.Method	getMethod(java.lang.Class<?> clazz, java.lang.String signature)
static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T>	getMethodAnnotation(java.lang.Class<?> clazz, java.lang.String name, java.lang.Class<?>[] parameterTypes, java.lang.Class<T> annotationClass)
static java.lang.String	getMethodSignature(java.lang.reflect.Method method)
static java.lang.String	getPackageName(java.lang.Class<?> clazz)
static PropertyDescriptor[]	getProperties(java.lang.Class<?> clazz)
static java.lang.String	getTypeSignature(java.lang.Class<?> type)
static boolean	isAnnotationPresent(java.lang.reflect.AnnotatedElement elmt, java.lang.Class<? extends java.lang.annotation.Annotation> annotationClass)
static boolean	isPrimitive(java.lang.reflect.Type type)
static <T> T	newInstance(java.lang.Class<?> type, java.lang.Class<T> cast)
static <T> T	newInstance(java.lang.Class<T> type, java.lang.Class<?>[] argsClass, java.lang.Object[] argsValues)
static java.lang.Object	newInstance(java.lang.String type)
static java.lang.Object	newInstance(java.lang.String type, java.lang.Class<?>[] argsClass, java.lang.Object[] argsValues)
static <T> T	newInstance(java.lang.String type, java.lang.Class<T> cast)
static java.lang.String	removeSpaces(java.lang.String s)
static java.lang.String	toResourceName(java.lang.Class<?> clazz)

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassUtil

public ClassUtil()

Method Detail

newInstance

public static java.lang.Object newInstance(java.lang.String type)
                                    throws java.lang.ClassNotFoundException,
                                           java.lang.InstantiationException,
                                           java.lang.IllegalAccessException

Throws:

java.lang.ClassNotFoundException

java.lang.InstantiationException

java.lang.IllegalAccessException

newInstance

public static <T> T newInstance(java.lang.String type,
                java.lang.Class<T> cast)
                     throws java.lang.ClassNotFoundException,
                            java.lang.InstantiationException,
                            java.lang.IllegalAccessException

Throws:

java.lang.ClassNotFoundException

java.lang.InstantiationException

java.lang.IllegalAccessException

newInstance

public static java.lang.Object newInstance(java.lang.String type,
                           java.lang.Class<?>[] argsClass,
                           java.lang.Object[] argsValues)
                                    throws java.lang.ClassNotFoundException,
                                           java.lang.InstantiationException,
                                           java.lang.IllegalAccessException

Throws:

java.lang.ClassNotFoundException

java.lang.InstantiationException

java.lang.IllegalAccessException

newInstance

public static <T> T newInstance(java.lang.Class<?> type,
                java.lang.Class<T> cast)
                     throws java.lang.InstantiationException,
                            java.lang.IllegalAccessException

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

newInstance

public static <T> T newInstance(java.lang.Class<T> type,
                java.lang.Class<?>[] argsClass,
                java.lang.Object[] argsValues)
                     throws java.lang.InstantiationException,
                            java.lang.IllegalAccessException

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

forName

public static java.lang.Class<?> forName(java.lang.String type)
                                  throws java.lang.ClassNotFoundException

Throws:

java.lang.ClassNotFoundException

forName

public static <T> java.lang.Class<T> forName(java.lang.String type,
                             java.lang.Class<T> cast)
                                  throws java.lang.ClassNotFoundException

Throws:

java.lang.ClassNotFoundException

getConstructor

public static java.lang.reflect.Constructor<?> getConstructor(java.lang.String type,
                                              java.lang.Class<?>[] paramTypes)
                                                       throws java.lang.ClassNotFoundException,
                                                              java.lang.NoSuchMethodException

Throws:

java.lang.ClassNotFoundException

java.lang.NoSuchMethodException

getConstructor

public static <T> java.lang.reflect.Constructor<T> getConstructor(java.lang.Class<T> type,
                                                  java.lang.Class<?>[] paramTypes)
                                                       throws java.lang.NoSuchMethodException

Throws:

java.lang.NoSuchMethodException

emptyList

public static <T> java.util.List<T> emptyList(java.lang.Class<T> type)

emptySet

public static <T> java.util.Set<T> emptySet(java.lang.Class<T> type)

emptyMap

public static <T,U> java.util.Map<T,U> emptyMap(java.lang.Class<T> keyType,
                                java.lang.Class<U> valueType)

isPrimitive

public static boolean isPrimitive(java.lang.reflect.Type type)

classOfType

public static java.lang.Class<?> classOfType(java.lang.reflect.Type type)

getBoundType

public static java.lang.reflect.Type getBoundType(java.lang.reflect.TypeVariable<?> typeVariable)

getPackageName

public static java.lang.String getPackageName(java.lang.Class<?> clazz)

getProperties

public static PropertyDescriptor[] getProperties(java.lang.Class<?> clazz)

getClassLoader

public static java.lang.ClassLoader getClassLoader(java.lang.Class<?> clazz)

findResource

public static java.net.URL findResource(java.lang.Class<?> clazz)

toResourceName

public static java.lang.String toResourceName(java.lang.Class<?> clazz)

getMethodSignature

public static java.lang.String getMethodSignature(java.lang.reflect.Method method)

getTypeSignature

public static java.lang.String getTypeSignature(java.lang.Class<?> type)

getMethod

public static java.lang.reflect.Method getMethod(java.lang.Class<?> clazz,
                                 java.lang.String signature)
                                          throws java.lang.NoSuchMethodException

Throws:

java.lang.NoSuchMethodException

removeSpaces

public static java.lang.String removeSpaces(java.lang.String s)

decapitalize

public static java.lang.String decapitalize(java.lang.String name)

isAnnotationPresent

public static boolean isAnnotationPresent(java.lang.reflect.AnnotatedElement elmt,
                          java.lang.Class<? extends java.lang.annotation.Annotation> annotationClass)

getAnnotation

public static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T> getAnnotation(java.lang.reflect.AnnotatedElement elmt,
                                                                                        java.lang.Class<T> annotationClass)

getMethodAnnotation

public static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T> getMethodAnnotation(java.lang.Class<?> clazz,
                                                                                              java.lang.String name,
                                                                                              java.lang.Class<?>[] parameterTypes,
                                                                                              java.lang.Class<T> annotationClass)

getConstructorAnnotation

public static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T> getConstructorAnnotation(java.lang.Class<?> clazz,
                                                                                                   java.lang.Class<T> annotationClass)

getClassAnnotation

public static <T extends java.lang.annotation.Annotation> ClassUtil.DeclaredAnnotation<T> getClassAnnotation(java.lang.Class<?> clazz,
                                                                                             java.lang.Class<T> annotationClass)