Package net.neoforged.fml.classloading.transformation

Class TransformerClassWriter

java.lang.Object

org.objectweb.asm.ClassVisitor

org.objectweb.asm.ClassWriter

net.neoforged.fml.classloading.transformation.TransformerClassWriter

class TransformerClassWriter
extends ClassWriter

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	TransformerClassWriter.SuperCollectingVisitor

Field Summary

Fields

Modifier and Type	Field	Description
private static final Map<String,Set<String>>	CLASS_HIERARCHIES
private static final Map<String,String>	CLASS_PARENTS
private final org.objectweb.asm.tree.ClassNode	clazzAccessor
private boolean	computedThis
private static final Map<String,Boolean>	IS_INTERFACE
private static final org.apache.logging.log4j.Logger	LOGGER
private final ClassHierarchyRecomputationContext	recomputationContext

Fields inherited from class org.objectweb.asm.ClassWriter

COMPUTE_FRAMES, COMPUTE_MAXS

Fields inherited from class org.objectweb.asm.ClassVisitor

api, cv

Constructor Summary

Constructors

Constructor	Description
TransformerClassWriter(int writerFlags, org.objectweb.asm.tree.ClassNode clazzAccessor, ClassHierarchyRecomputationContext recomputationContext)

Method Summary

Modifier and Type	Method	Description
private void	computeHierarchy(String className)	Computes the hierarchy for a specific class if it has not been computed yet
private void	computeHierarchy(org.objectweb.asm.tree.ClassNode clazzNode)
private void	computeHierarchyFromClass(String name, Class<?> clazz)	Computes the hierarchy for a specific class using the already loaded class object Must be kept in sync with the file counterpart TransformerClassWriter.SuperCollectingVisitor.visit(int, int, String, String, String, String[])
private void	computeHierarchyFromFile(String className)	Computes the hierarchy for a specific class by loading the class from disk and running it through modlauncher.
protected String	getCommonSuperClass(String type1, String type2)
private String	getSuper(String typeName)
private Set<String>	getSupers(String typeName)
private boolean	isIntf(String typeName)

Methods inherited from class org.objectweb.asm.ClassWriter

getClassLoader, hasFlags, newClass, newConst, newConstantDynamic, newField, newHandle, newHandle, newInvokeDynamic, newMethod, newMethodType, newModule, newNameType, newPackage, newUTF8, setFlags, toByteArray, visit, visitAnnotation, visitAttribute, visitEnd, visitField, visitInnerClass, visitMethod, visitModule, visitNestHost, visitNestMember, visitOuterClass, visitPermittedSubclass, visitRecordComponent, visitSource, visitTypeAnnotation

Methods inherited from class org.objectweb.asm.ClassVisitor

getDelegate

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

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

CLASS_PARENTS

private static final Map<String,String> CLASS_PARENTS

CLASS_HIERARCHIES

private static final Map<String,Set<String>> CLASS_HIERARCHIES

IS_INTERFACE

private static final Map<String,Boolean> IS_INTERFACE

clazzAccessor

private final org.objectweb.asm.tree.ClassNode clazzAccessor

computedThis

private boolean computedThis

recomputationContext

private final ClassHierarchyRecomputationContext recomputationContext

Constructor Details

TransformerClassWriter

public TransformerClassWriter(int writerFlags,
 org.objectweb.asm.tree.ClassNode clazzAccessor,
 ClassHierarchyRecomputationContext recomputationContext)

Method Details

getCommonSuperClass

protected String getCommonSuperClass(String type1,
 String type2)

Overrides:

getCommonSuperClass in class ClassWriter

getSupers

private Set<String> getSupers(String typeName)

isIntf

private boolean isIntf(String typeName)

getSuper

private String getSuper(String typeName)

computeHierarchy

private void computeHierarchy(org.objectweb.asm.tree.ClassNode clazzNode)

computeHierarchy

private void computeHierarchy(String className)

Computes the hierarchy for a specific class if it has not been computed yet

computeHierarchyFromClass

private void computeHierarchyFromClass(String name,
 Class<?> clazz)

Computes the hierarchy for a specific class using the already loaded class object Must be kept in sync with the file counterpart TransformerClassWriter.SuperCollectingVisitor.visit(int, int, String, String, String, String[])

computeHierarchyFromFile

private void computeHierarchyFromFile(String className)

Computes the hierarchy for a specific class by loading the class from disk and running it through modlauncher.