org.codehaus.janino

Class Unparser

java.lang.Object

org.codehaus.janino.Unparser

public class Unparser
extends Object

Unparses (un-compiles) an AST to a Writer. See main(String[]) for a usage example.

Field Summary

Fields

Modifier and Type	Field and Description
protected PrintWriter	pw Where the visit...() methods print their text.

Constructor Summary

Constructors

Constructor and Description
Unparser(Writer w)

Method Summary

Modifier and Type	Method and Description
void	close() Flushes all generated code.
static void	main(String[] args) Testing of parsing/unparsing.
static void	unparse(Java.AbstractCompilationUnit acu, Writer w) Unparses the given Java.AbstractCompilationUnit to the given Writer.
void	unparseAbstractCompilationUnit(Java.AbstractCompilationUnit cu)
void	unparseAtom(Java.Atom a)
void	unparseBlock(Java.Block b) Generates Java code from a Java.Block.
void	unparseBlockStatement(Java.BlockStatement bs)
void	unparseClassDeclarationBody(Java.AbstractClassDeclaration cd) Generates Java code from a Java.AbstractClassDeclaration.
void	unparseImportDeclaration(Java.AbstractCompilationUnit.ImportDeclaration id)
void	unparseLambdaBody(Java.LambdaBody body)
void	unparseLambdaParameters(Java.LambdaParameters lp)
void	unparseLvalue(Java.Lvalue lv)
void	unparseRvalue(Java.Rvalue rv)
void	unparseStatements(List<? extends Java.BlockStatement> statements) Generates Java code from a sequence of Java.BlockStatements.
void	unparseType(Java.Type t)
void	unparseTypeDeclaration(Java.TypeDeclaration td)

Methods inherited from class java.lang.Object

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

Field Detail

pw

protected final PrintWriter pw

Where the visit...() methods print their text. Notice that this PrintWriter does not print to the output directly, but through an AutoIndentWriter.

Constructor Detail

Unparser

public Unparser(Writer w)

Method Detail

main

public static void main(String[] args)
                 throws Exception

Testing of parsing/unparsing.

Reads compilation units from the files named on the command line and unparses them to System.out.

Throws:

Exception

unparse

public static void unparse(Java.AbstractCompilationUnit acu,
                           Writer w)

Unparses the given Java.AbstractCompilationUnit to the given Writer.

close

public void close()

Flushes all generated code.

unparseAbstractCompilationUnit

public void unparseAbstractCompilationUnit(Java.AbstractCompilationUnit cu)

Parameters:

cu - The compilation unit to unparse

unparseImportDeclaration

public void unparseImportDeclaration(Java.AbstractCompilationUnit.ImportDeclaration id)

unparseStatements

public void unparseStatements(List<? extends Java.BlockStatement> statements)

Generates Java code from a sequence of Java.BlockStatements.

unparseLambdaParameters

public void unparseLambdaParameters(Java.LambdaParameters lp)

unparseLambdaBody

public void unparseLambdaBody(Java.LambdaBody body)

unparseBlock

public void unparseBlock(Java.Block b)

Generates Java code from a Java.Block.

unparseBlockStatement

public void unparseBlockStatement(Java.BlockStatement bs)

unparseTypeDeclaration

public void unparseTypeDeclaration(Java.TypeDeclaration td)

unparseType

public void unparseType(Java.Type t)

unparseAtom

public void unparseAtom(Java.Atom a)

unparseRvalue

public void unparseRvalue(Java.Rvalue rv)

unparseLvalue

public void unparseLvalue(Java.Lvalue lv)

unparseClassDeclarationBody

public void unparseClassDeclarationBody(Java.AbstractClassDeclaration cd)

Generates Java code from a Java.AbstractClassDeclaration.