Package org.codehaus.groovy.classgen.asm

Class VariableSlotLoader

java.lang.Object

org.codehaus.groovy.ast.ASTNode

org.codehaus.groovy.ast.AnnotatedNode

org.codehaus.groovy.ast.expr.Expression

org.codehaus.groovy.classgen.BytecodeExpression

org.codehaus.groovy.classgen.asm.VariableSlotLoader

All Implemented Interfaces:

GroovydocHolder<AnnotatedNode>, NodeMetaDataHandler

public class VariableSlotLoader
extends BytecodeExpression

A bytecode expression that loads a variable from a specific slot index.

Field Summary

Fields inherited from class org.codehaus.groovy.classgen.BytecodeExpression

NOP

Fields inherited from class org.codehaus.groovy.ast.expr.Expression

EMPTY_ARRAY

Fields inherited from interface groovy.lang.groovydoc.GroovydocHolder

DOC_COMMENT

Constructor Summary

Constructors

Constructor	Description
VariableSlotLoader(int index, OperandStack os)	Creates a variable slot loader with a specified index.
VariableSlotLoader(ClassNode type, int index, OperandStack os)	Creates a variable slot loader with a specified type and index.

Method Summary

Modifier and Type	Method	Description
int	getIndex()	Returns the slot index of the variable.
void	visit(org.objectweb.asm.MethodVisitor mv)	Emits bytecode instructions using the provided method visitor.

Methods inherited from class org.codehaus.groovy.classgen.BytecodeExpression

getText, transformExpression, visit

Methods inherited from class org.codehaus.groovy.ast.expr.Expression

getType, setType, transformExpressions, transformExpressions

Methods inherited from class org.codehaus.groovy.ast.AnnotatedNode

addAnnotation, addAnnotation, addAnnotations, getAnnotations, getAnnotations, getDeclaringClass, getGroovydoc, getInstance, hasNoRealSourcePosition, isSynthetic, setDeclaringClass, setHasNoRealSourcePosition, setSynthetic

Methods inherited from class org.codehaus.groovy.ast.ASTNode

copyNodeMetaData, getColumnNumber, getLastColumnNumber, getLastLineNumber, getLineNumber, getMetaDataMap, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setMetaDataMap, setSourcePosition

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.codehaus.groovy.ast.NodeMetaDataHandler

copyNodeMetaData, getNodeMetaData, getNodeMetaData, getNodeMetaData, newMetaDataMap, putNodeMetaData, removeNodeMetaData, setNodeMetaData

Constructor Details

VariableSlotLoader

public VariableSlotLoader(ClassNode type,
 int index,
 OperandStack os)

Creates a variable slot loader with a specified type and index.

Parameters:

type - the type of the variable

index - the slot index of the variable

os - the operand stack

VariableSlotLoader

public VariableSlotLoader(int index,
 OperandStack os)

Creates a variable slot loader with a specified index.

Parameters:

index - the slot index of the variable

os - the operand stack

Method Details

visit

public void visit(org.objectweb.asm.MethodVisitor mv)

Emits bytecode instructions using the provided method visitor.

Specified by:

visit in class BytecodeExpression

Parameters:

mv - the ASM method visitor to generate bytecode

getIndex

public int getIndex()

Returns the slot index of the variable.

Returns:

the variable slot index