net.lenni0451.reflect.bytecode

Class BytecodeUtils

java.lang.Object

net.lenni0451.reflect.bytecode.BytecodeUtils

@ApiStatus.Experimental
public class BytecodeUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
BytecodeUtils()

Method Summary

Modifier and Type	Method and Description
static java.lang.Class<?>	boxed(java.lang.Class<?> clazz)
static java.lang.String	desc(java.lang.Class<?> clazz) Get the descriptor for the given class.
static java.lang.String	desc(java.lang.reflect.Method method) Get the descriptor for the given method.
static java.lang.String	desc(java.lang.String className) Get a descriptor for the given class name.
static java.lang.String	dot(java.lang.String className) Replace all slashes with dots.
static java.lang.String	getLoadOpcode(java.lang.Class<?> clazz) Get the fitting return opcode for the given type.
static java.lang.String	getReturnOpcode(java.lang.Class<?> clazz) Get the fitting return opcode for the given type.
static int	getStackSize(java.lang.Class<?> clazz) Get the stack size for the given type.
static java.lang.String	mdesc(java.lang.Class<?> returnType, java.lang.Class<?>... parameterTypes) Get the descriptor for the given parameter types and return type.
static java.lang.String	slash(java.lang.Class<?> clazz) Get the name of the class with slashes instead of dots.
static java.lang.String	slash(java.lang.String className) Replace all dots with slashes.
static java.lang.Class<?>	unboxed(java.lang.Class<?> clazz)

Methods inherited from class java.lang.Object

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

Constructor Detail

BytecodeUtils

public BytecodeUtils()

Method Detail

slash

public static java.lang.String slash(java.lang.String className)

Replace all dots with slashes.

Parameters:

className - The class name

Returns:

The class name with replaced dots

slash

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

Get the name of the class with slashes instead of dots.

Parameters:

clazz - The class

Returns:

The class name with slashes

dot

public static java.lang.String dot(java.lang.String className)

Replace all slashes with dots.

Parameters:

className - The class name

Returns:

The class name with replaced slashes

desc

public static java.lang.String desc(java.lang.String className)

Get a descriptor for the given class name.
Dots in the class name will automatically be replaced with slashes.

Parameters:

className - The class name

Returns:

The descriptor

desc

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

Get the descriptor for the given class.
This also supports primitive types and arrays.

Parameters:

clazz - The class

Returns:

The descriptor

desc

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

Get the descriptor for the given method.

Parameters:

method - The method

Returns:

The descriptor

mdesc

public static java.lang.String mdesc(java.lang.Class<?> returnType,
                                     java.lang.Class<?>... parameterTypes)

Get the descriptor for the given parameter types and return type.

Parameters:

parameterTypes - The parameter types

returnType - The return type

Returns:

The descriptor

getLoadOpcode

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

Get the fitting return opcode for the given type.

Parameters:

clazz - The type

Returns:

The opcode name

getReturnOpcode

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

Get the fitting return opcode for the given type.
Void will return RETURN.

Parameters:

clazz - The type

Returns:

The opcode name

getStackSize

public static int getStackSize(java.lang.Class<?> clazz)

Get the stack size for the given type.

Parameters:

clazz - The type

Returns:

The stack size

boxed

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

unboxed

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