Package one.nio.util

Class MethodHandlesReflection

java.lang.Object

one.nio.util.MethodHandlesReflection

public class MethodHandlesReflection
extends Object

Allows to lookup information about available Class' methods using java.lang.invoke API, when the standard getDeclaredMethods() fail with NoClassDefFoundError due to some missing class file. All lookups are made recursively through parent classes.

Field Summary

Fields

Modifier and Type	Field	Description
static final MethodHandles.Lookup	privateLookup

Constructor Summary

Constructors

Constructor	Description
MethodHandlesReflection()

Method Summary

Modifier and Type	Method	Description
static MethodHandleInfo	findInstanceMethod(Class<?> cls, String name, MethodType type)
static MethodHandleInfo	findInstanceMethodOrThrow(Class<?> cls, String name, MethodType type)
static MethodHandleInfo	findStaticMethod(Class<?> cls, String name, MethodType type)
static MethodHandleInfo	findStaticMethodOrThrow(Class<?> cls, String name, MethodType type)

Methods inherited from class java.lang.Object

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

Field Details

privateLookup

public static final MethodHandles.Lookup privateLookup

Constructor Details

MethodHandlesReflection

public MethodHandlesReflection()

Method Details

findInstanceMethod

public static MethodHandleInfo findInstanceMethod(Class<?> cls,
 String name,
 MethodType type)

findInstanceMethodOrThrow

public static MethodHandleInfo findInstanceMethodOrThrow(Class<?> cls,
 String name,
 MethodType type)
                                                  throws NoSuchMethodException,
IllegalAccessException

Throws:

NoSuchMethodException

IllegalAccessException

findStaticMethod

public static MethodHandleInfo findStaticMethod(Class<?> cls,
 String name,
 MethodType type)

findStaticMethodOrThrow

public static MethodHandleInfo findStaticMethodOrThrow(Class<?> cls,
 String name,
 MethodType type)
                                                throws NoSuchMethodException,
IllegalAccessException

Throws:

NoSuchMethodException

IllegalAccessException