sequenceextractor

Class ASTPreprocessor

java.lang.Object

sequenceextractor.ASTPreprocessor

public class ASTPreprocessor
extends Object

The AST preprocessor class that receives an AST and preprocesses it.

Author:

themis

Constructor Summary

Constructors

Constructor and Description
ASTPreprocessor()

Method Summary

Modifier and Type	Method and Description
static void	addBlockToBranches(XMLNode block) Adds a block to all branch statement types (e.g.
static void	detectIfElseBranches(XMLNode ifstatement) Detects if/else if/else statements and puts them all under the same branch block.
static void	preprocessBranches(XMLDocument ast) Preprocesses the branches of an AST by first adding a block to all branches (e.g.

Methods inherited from class java.lang.Object

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

Constructor Detail

ASTPreprocessor

public ASTPreprocessor()

Method Detail

preprocessBranches

public static void preprocessBranches(XMLDocument ast)

Preprocesses the branches of an AST by first adding a block to all branches (e.g. if statements with no braces), and then setting all branch paths in the same level (e.g. if, else if and else statements)

Parameters:

ast - the AST to be preprocessed in XML format.

addBlockToBranches

public static void addBlockToBranches(XMLNode block)

Adds a block to all branch statement types (e.g. if statements with no braces) of the given method block.

Parameters:

block - the block of a method.

detectIfElseBranches

public static void detectIfElseBranches(XMLNode ifstatement)

Detects if/else if/else statements and puts them all under the same branch block. This function is recursive to support nested if statements.

Parameters:

ifstatement - an if statement of a method block.