com.jogamp.common.util
Class ReflectionUtil
java.lang.Object
com.jogamp.common.util.ReflectionUtil
public final class ReflectionUtil
- extends Object
Field Summary |
static boolean |
DEBUG
|
Method Summary |
static Object |
callMethod(Object instance,
Method method,
Object... args)
|
static Object |
callStaticMethod(String clazzName,
String methodName,
Class<?>[] argTypes,
Object[] args,
ClassLoader cl)
|
static Object |
createInstance(Class<?> clazz,
Class<?>[] cstrArgTypes,
Object... cstrArgs)
|
static Object |
createInstance(Class<?> clazz,
Object... cstrArgs)
|
static Object |
createInstance(Constructor<?> cstr,
Object... cstrArgs)
|
static Object |
createInstance(String clazzName,
Class<?>[] cstrArgTypes,
Object[] cstrArgs,
ClassLoader cl)
|
static Object |
createInstance(String clazzName,
ClassLoader cl)
|
static Object |
createInstance(String clazzName,
Object[] cstrArgs,
ClassLoader cl)
|
static Class<?> |
getClass(String clazzName,
boolean initialize,
ClassLoader cl)
Loads and returns the class or null. |
static Constructor<?> |
getConstructor(Class<?> clazz,
Class<?>... cstrArgTypes)
Returns a compatible constructor
if available, otherwise throws an exception. |
static Constructor<?> |
getConstructor(String clazzName,
Class<?>[] cstrArgTypes,
ClassLoader cl)
|
static Constructor<?> |
getConstructor(String clazzName,
ClassLoader cl)
|
static Method |
getMethod(Class<?> clazz,
String methodName,
Class<?>... argTypes)
|
static Method |
getMethod(String clazzName,
String methodName,
Class<?>[] argTypes,
ClassLoader cl)
|
static boolean |
implementationOf(Class<?> clazz,
String faceName)
|
static boolean |
implementationOf(Object obj,
String faceName)
|
static boolean |
instanceOf(Class<?> clazz,
String clazzName)
|
static boolean |
instanceOf(Object obj,
String clazzName)
|
static boolean |
isAWTComponent(Class<?> clazz)
|
static boolean |
isAWTComponent(Object target)
|
static boolean |
isClassAvailable(String clazzName,
ClassLoader cl)
Returns true only if the class could be loaded. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DEBUG
public static final boolean DEBUG
ReflectionUtil
public ReflectionUtil()
isClassAvailable
public static final boolean isClassAvailable(String clazzName,
ClassLoader cl)
- Returns true only if the class could be loaded.
getClass
public static final Class<?> getClass(String clazzName,
boolean initialize,
ClassLoader cl)
throws JogampRuntimeException
- Loads and returns the class or null.
- Throws:
JogampRuntimeException
- See Also:
Class.forName(java.lang.String, boolean, java.lang.ClassLoader)
getConstructor
public static final Constructor<?> getConstructor(String clazzName,
Class<?>[] cstrArgTypes,
ClassLoader cl)
throws JogampRuntimeException
- Throws:
JogampRuntimeException
- if the constructor can not be delivered.
getConstructor
public static final Constructor<?> getConstructor(Class<?> clazz,
Class<?>... cstrArgTypes)
throws JogampRuntimeException
- Returns a compatible constructor
if available, otherwise throws an exception.
It first attempts to get the specific Constructor
using the given cstrArgTypes
.
If this fails w/ NoSuchMethodException
, a compatible
Constructor is being looked-up w/ with parameter types assignable
from the given cstrArgs
.
- Throws:
JogampRuntimeException
- if the constructor can not be delivered.
getConstructor
public static final Constructor<?> getConstructor(String clazzName,
ClassLoader cl)
throws JogampRuntimeException
- Throws:
JogampRuntimeException
createInstance
public static final Object createInstance(Constructor<?> cstr,
Object... cstrArgs)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
- if the instance can not be created.
RuntimeException
createInstance
public static final Object createInstance(Class<?> clazz,
Class<?>[] cstrArgTypes,
Object... cstrArgs)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
- if the instance can not be created.
RuntimeException
createInstance
public static final Object createInstance(Class<?> clazz,
Object... cstrArgs)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
RuntimeException
createInstance
public static final Object createInstance(String clazzName,
Class<?>[] cstrArgTypes,
Object[] cstrArgs,
ClassLoader cl)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
RuntimeException
createInstance
public static final Object createInstance(String clazzName,
Object[] cstrArgs,
ClassLoader cl)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
RuntimeException
createInstance
public static final Object createInstance(String clazzName,
ClassLoader cl)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
RuntimeException
instanceOf
public static final boolean instanceOf(Object obj,
String clazzName)
instanceOf
public static final boolean instanceOf(Class<?> clazz,
String clazzName)
implementationOf
public static final boolean implementationOf(Object obj,
String faceName)
implementationOf
public static final boolean implementationOf(Class<?> clazz,
String faceName)
isAWTComponent
public static boolean isAWTComponent(Object target)
isAWTComponent
public static boolean isAWTComponent(Class<?> clazz)
getMethod
public static final Method getMethod(Class<?> clazz,
String methodName,
Class<?>... argTypes)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
- if the Method can not be found.
RuntimeException
getMethod
public static final Method getMethod(String clazzName,
String methodName,
Class<?>[] argTypes,
ClassLoader cl)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
- if the Method can not be found.
RuntimeException
callMethod
public static final Object callMethod(Object instance,
Method method,
Object... args)
throws JogampRuntimeException,
RuntimeException
- Parameters:
instance
- may be null in case of a static methodmethod
- the method to be calledargs
- the method arguments
- Returns:
- the methods result, maybe null if void
- Throws:
JogampRuntimeException
- if call fails
RuntimeException
- if call fails
callStaticMethod
public static final Object callStaticMethod(String clazzName,
String methodName,
Class<?>[] argTypes,
Object[] args,
ClassLoader cl)
throws JogampRuntimeException,
RuntimeException
- Throws:
JogampRuntimeException
- if the instance can not be created.
RuntimeException