| Package | Description |
|---|---|
| java.lang.invoke |
| Modifier and Type | Method and Description |
|---|---|
MethodHandle |
MethodHandle.asCollector(Class<?> arrayType,
int arrayLength)
Makes an array-collecting method handle, which accepts a given number of trailing
positional arguments and collects them into an array argument.
|
MethodHandle |
MethodHandle.asFixedArity()
Makes a fixed arity method handle which is otherwise
equivalent to the current method handle.
|
MethodHandle |
MethodHandle.asSpreader(Class<?> arrayType,
int arrayLength)
Makes an array-spreading method handle, which accepts a trailing array argument
and spreads its elements as positional arguments.
|
MethodHandle |
MethodHandle.asType(MethodType newType)
Produces an adapter method handle which adapts the type of the
current method handle to a new type.
|
MethodHandle |
MethodHandle.asVarargsCollector(Class<?> arrayType)
Makes a variable arity adapter which is able to accept
any number of trailing positional arguments and collect them
into an array argument.
|
MethodHandle |
MethodHandles.Lookup.bind(Object receiver,
String name,
MethodType type)
Produces an early-bound method handle for a non-static method.
|
MethodHandle |
MethodHandle.bindTo(Object x)
Binds a value
x to the first argument of a method handle, without invoking it. |
abstract MethodHandle |
CallSite.dynamicInvoker()
Produces a method handle equivalent to an invokedynamic instruction
which has been linked to this call site.
|
MethodHandle |
MethodHandles.Lookup.findConstructor(Class<?> refc,
MethodType type)
Produces a method handle which creates an object and initializes it, using
the constructor of the specified type.
|
MethodHandle |
MethodHandles.Lookup.findGetter(Class<?> refc,
String name,
Class<?> type)
Produces a method handle giving read access to a non-static field.
|
MethodHandle |
MethodHandles.Lookup.findSetter(Class<?> refc,
String name,
Class<?> type)
Produces a method handle giving write access to a non-static field.
|
MethodHandle |
MethodHandles.Lookup.findSpecial(Class<?> refc,
String name,
MethodType type,
Class<?> specialCaller)
Produces an early-bound method handle for a virtual method.
|
MethodHandle |
MethodHandles.Lookup.findStatic(Class<?> refc,
String name,
MethodType type)
Produces a method handle for a static method.
|
MethodHandle |
MethodHandles.Lookup.findStaticGetter(Class<?> refc,
String name,
Class<?> type)
Produces a method handle giving read access to a static field.
|
MethodHandle |
MethodHandles.Lookup.findStaticSetter(Class<?> refc,
String name,
Class<?> type)
Produces a method handle giving write access to a static field.
|
MethodHandle |
MethodHandles.Lookup.findVirtual(Class<?> refc,
String name,
MethodType type)
Produces a method handle for a virtual method.
|
abstract MethodHandle |
CallSite.getTarget()
Returns the target method of the call site, according to the
behavior defined by this call site's specific class.
|
MethodHandle |
MethodHandles.Lookup.unreflect(Method m)
Makes a direct method handle
to m, if the lookup class has permission.
|
MethodHandle |
MethodHandles.Lookup.unreflectConstructor(Constructor<?> c)
Produces a method handle for a reflected constructor.
|
MethodHandle |
MethodHandles.Lookup.unreflectGetter(Field f)
Produces a method handle giving read access to a reflected field.
|
MethodHandle |
MethodHandles.Lookup.unreflectSetter(Field f)
Produces a method handle giving write access to a reflected field.
|
MethodHandle |
MethodHandles.Lookup.unreflectSpecial(Method m,
Class<?> specialCaller)
Produces a method handle for a reflected method.
|
| Modifier and Type | Method and Description |
|---|---|
static CallSite |
LambdaMetafactory.metafactory(MethodHandles.Lookup caller,
String invokedName,
MethodType invokedType,
MethodType samMethodType,
MethodHandle implMethod,
MethodType instantiatedMethodType)
Facilitates the creation of simple "function objects" that implement one
or more interfaces by delegation to a provided
MethodHandle,
after appropriate type adaptation and partial evaluation of arguments. |
static <T extends Member> |
MethodHandles.reflectAs(Class<T> expected,
MethodHandle target)
Performs an unchecked "crack" of a
direct method handle.
|
abstract void |
CallSite.setTarget(MethodHandle newTarget)
Updates the target method of this call site, according to the
behavior defined by this call site's specific class.
|
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