Package net.neoforged.fml.classloading.transformation

Class ClassTransformer

java.lang.Object

net.neoforged.fml.classloading.transformation.ClassTransformer

@Internal
public class ClassTransformer
extends Object

Transforms classes using a ClassProcessorSet of the available ClassProcessors.

Field Summary

Fields

Modifier and Type	Field	Description
private final ClassProcessorAuditLog	auditTrail
private final org.apache.logging.log4j.Marker	CLASSDUMP
private static final byte[]	EMPTY
private static final org.apache.logging.log4j.Logger	LOGGER
private final ClassProcessorSet	processors
private static Path	tempDir

Constructor Summary

Constructors

Constructor	Description
ClassTransformer(ClassProcessorSet processors, ClassProcessorAuditLog auditTrail)

Method Summary

Modifier and Type	Method	Description
private static ClassWriter	createClassWriter(ClassProcessor.ComputeFlags flags, ClassNode clazzAccessor, ClassHierarchyRecomputationContext locator)
private void	dumpClass(byte[] clazz, String className)
private static MessageDigest	getSha256()
byte[]	transform(byte[] inputClass, String className, ProcessorName upToTransformer, ClassHierarchyRecomputationContext locator)

Methods inherited from class java.lang.Object

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

Field Details

EMPTY

private static final byte[] EMPTY

LOGGER

private static final org.apache.logging.log4j.Logger LOGGER

CLASSDUMP

private final org.apache.logging.log4j.Marker CLASSDUMP

processors

private final ClassProcessorSet processors

auditTrail

private final ClassProcessorAuditLog auditTrail

tempDir

private static volatile Path tempDir

Constructor Details

ClassTransformer

public ClassTransformer(ClassProcessorSet processors,
 ClassProcessorAuditLog auditTrail)

Method Details

transform

public byte[] transform(byte[] inputClass,
 String className,
 ProcessorName upToTransformer,
 ClassHierarchyRecomputationContext locator)

dumpClass

private void dumpClass(byte[] clazz,
 String className)

getSha256

private static MessageDigest getSha256()

createClassWriter

private static ClassWriter createClassWriter(ClassProcessor.ComputeFlags flags,
 ClassNode clazzAccessor,
 ClassHierarchyRecomputationContext locator)