Top Description Fields Constructors Methods

org.codehaus.groovy.control

public Class OptimizerVisitor

Class Inheritance

extends ClassCodeExpressionTransformer

java.lang.Object
org.codehaus.groovy.ast.CodeVisitorSupport
org.codehaus.groovy.ast.ClassCodeVisitorSupport
org.codehaus.groovy.ast.ClassCodeExpressionTransformer
org.codehaus.groovy.control.OptimizerVisitor

Imports

org.codehaus.groovy.ast.ClassCodeExpressionTransformer, .ClassHelper, .ClassNode, .FieldNode, org.codehaus.groovy.ast.expr.ClosureExpression, .ConstantExpression, .Expression, org.objectweb.asm.Opcodes, java.util.ArrayList, .HashMap, .LinkedList, .List, .Map

Visitor to produce several optimizations:

to replace numbered constants with references to static fields
remove superfluous references to GroovyObject interface

Field Summary

Modifier and Type	Field and Description
private final Map<Object, FieldNode>	const2Objects
private final Map<Object, FieldNode>	const2Prims
private ClassNode	currentClass
private int	index
private final List<FieldNode>	missingFields
private SourceUnit	source

Constructor Summary

Access	Constructor and Description
public	OptimizerVisitor(CompilationUnit cu)

Method Summary

Modifier and Type	Method and Description
private void	addMissingFields()
protected SourceUnit	getSourceUnit() Implements abstract org.codehaus.groovy.ast.ClassCodeVisitorSupport.getSourceUnit.
private void	pruneUnneededGroovyObjectInterface(ClassNode node)
private void	setConstField(ConstantExpression constantExpression)
public Expression	transform(Expression exp) Overrides org.codehaus.groovy.ast.ClassCodeExpressionTransformer.transform. Implements org.codehaus.groovy.ast.expr.ExpressionTransformer.transform. Transforms the given expression into another expression
public void	visitClass(ClassNode node, SourceUnit source)
public void	visitClosureExpression(ClosureExpression expression) Overrides org.codehaus.groovy.ast.CodeVisitorSupport.visitClosureExpression. Implements org.codehaus.groovy.ast.GroovyCodeVisitor.visitClosureExpression.

Inherited from org.codehaus.groovy.ast.ClassCodeExpressionTransformer:: setSourcePosition visitAnnotation visitAssertStatement visitCaseStatement visitConstructorOrMethod visitDoWhileLoop visitExpressionStatement visitField visitForLoop visitIfElse visitProperty visitReturnStatement visitSwitch visitSynchronizedStatement visitThrowStatement visitWhileLoop

Field Detail

const2Objects	back to summary
private final Map<Object, FieldNode> const2Objects

const2Prims	back to summary
private final Map<Object, FieldNode> const2Prims

currentClass	back to summary
private ClassNode currentClass

index	back to summary
private int index

missingFields	back to summary
private final List<FieldNode> missingFields

source	back to summary
private SourceUnit source

Constructor Detail

OptimizerVisitor	back to summary
public OptimizerVisitor(CompilationUnit cu)

Method Detail

addMissingFields	back to summary
private void addMissingFields()

getSourceUnit	back to summary
protected SourceUnit getSourceUnit() Implements abstract org.codehaus.groovy.ast.ClassCodeVisitorSupport.getSourceUnit.

pruneUnneededGroovyObjectInterface	back to summary
private void pruneUnneededGroovyObjectInterface(ClassNode node)

setConstField	back to summary
private void setConstField(ConstantExpression constantExpression)

transform

back to summary

public Expression transform(Expression exp)

Overrides org.codehaus.groovy.ast.ClassCodeExpressionTransformer.transform.

Implements org.codehaus.groovy.ast.expr.ExpressionTransformer.transform.

Doc from org.codehaus.groovy.ast.expr.ExpressionTransformer.transform.

Transforms the given expression into another expression

visitClass	back to summary
public void visitClass(ClassNode node, SourceUnit source)

visitClosureExpression

back to summary

public void visitClosureExpression(ClosureExpression expression)

Overrides org.codehaus.groovy.ast.CodeVisitorSupport.visitClosureExpression.

Implements org.codehaus.groovy.ast.GroovyCodeVisitor.visitClosureExpression.