Package ai.timefold.jpyinterpreter.implementors

Class JavaPythonTypeConversionImplementor

java.lang.Object

ai.timefold.jpyinterpreter.implementors.JavaPythonTypeConversionImplementor

public class JavaPythonTypeConversionImplementor
extends Object

Implementations of opcodes and operations that require Java to Python or Python to Java conversions.

Constructor Summary

Constructors

Constructor	Description
JavaPythonTypeConversionImplementor()

Method Summary

Modifier and Type	Method	Description
static void	boxPrimitiveType(Class<?> primitiveType, org.objectweb.asm.MethodVisitor methodVisitor)
static void	boxPrimitiveType(org.objectweb.asm.Type primitiveType, org.objectweb.asm.MethodVisitor methodVisitor)
static <T> T	coerceToType(PythonLikeObject value, Class<T> type)	Coerce a value to a given type
static <T> T	convertPythonObjectToJavaType(Class<? extends T> type, PythonLikeObject object)	Converts a PythonLikeObject to the given type.
static void	copyParameter(org.objectweb.asm.MethodVisitor methodVisitor, LocalVariableHelper localVariableHelper, int parameterIndex)	Convert the parameterIndex Java parameter to its Python equivalent and store it into the corresponding Python parameter local variable slot.
static PythonLikeType	getPythonLikeType(Class<?> javaClass)	Get the PythonLikeType of a java Class.
static void	loadName(org.objectweb.asm.MethodVisitor methodVisitor, String name)	Loads a String and push it onto the stack
static void	loadTypeClass(Class<?> type, org.objectweb.asm.MethodVisitor methodVisitor)
static void	loadTypeClass(org.objectweb.asm.Type type, org.objectweb.asm.MethodVisitor methodVisitor)
static void	returnValue(org.objectweb.asm.MethodVisitor methodVisitor, MethodDescriptor method, StackMetadata stackMetadata)	If method return type is not void, convert TOS into its Java equivalent and return it.
static void	unboxBoxedPrimitiveType(Class<?> primitiveType, org.objectweb.asm.MethodVisitor methodVisitor)
static void	unboxBoxedPrimitiveType(org.objectweb.asm.Type primitiveType, org.objectweb.asm.MethodVisitor methodVisitor)
static PythonLikeObject	wrapJavaObject(Object object)	Wraps object to a PythonLikeObject.
static PythonLikeObject	wrapJavaObject(Object object, Map<Object,PythonLikeObject> createdObjectMap)

Methods inherited from class java.lang.Object

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

Constructor Details

JavaPythonTypeConversionImplementor

public JavaPythonTypeConversionImplementor()

Method Details

wrapJavaObject

public static PythonLikeObject wrapJavaObject(Object object)

Wraps object to a PythonLikeObject.

wrapJavaObject

public static PythonLikeObject wrapJavaObject(Object object,
 Map<Object,PythonLikeObject> createdObjectMap)

getPythonLikeType

public static PythonLikeType getPythonLikeType(Class<?> javaClass)

Get the PythonLikeType of a java Class.

convertPythonObjectToJavaType

public static <T> T convertPythonObjectToJavaType(Class<? extends T> type,
 PythonLikeObject object)

Converts a PythonLikeObject to the given type.

loadName

public static void loadName(org.objectweb.asm.MethodVisitor methodVisitor,
 String name)

Loads a String and push it onto the stack

Parameters:

name - The name to load

unboxBoxedPrimitiveType

public static void unboxBoxedPrimitiveType(Class<?> primitiveType,
 org.objectweb.asm.MethodVisitor methodVisitor)

unboxBoxedPrimitiveType

public static void unboxBoxedPrimitiveType(org.objectweb.asm.Type primitiveType,
 org.objectweb.asm.MethodVisitor methodVisitor)

boxPrimitiveType

public static void boxPrimitiveType(Class<?> primitiveType,
 org.objectweb.asm.MethodVisitor methodVisitor)

boxPrimitiveType

public static void boxPrimitiveType(org.objectweb.asm.Type primitiveType,
 org.objectweb.asm.MethodVisitor methodVisitor)

loadTypeClass

public static void loadTypeClass(Class<?> type,
 org.objectweb.asm.MethodVisitor methodVisitor)

loadTypeClass

public static void loadTypeClass(org.objectweb.asm.Type type,
 org.objectweb.asm.MethodVisitor methodVisitor)

returnValue

public static void returnValue(org.objectweb.asm.MethodVisitor methodVisitor,
 MethodDescriptor method,
 StackMetadata stackMetadata)

If method return type is not void, convert TOS into its Java equivalent and return it. If method return type is void, immediately return.

Parameters:

method - The method that is being implemented.

coerceToType

public static <T> T coerceToType(PythonLikeObject value,
 Class<T> type)

Coerce a value to a given type

copyParameter

public static void copyParameter(org.objectweb.asm.MethodVisitor methodVisitor,
 LocalVariableHelper localVariableHelper,
 int parameterIndex)

Convert the parameterIndex Java parameter to its Python equivalent and store it into the corresponding Python parameter local variable slot.