Class LexicalPreservingPrinter

java.lang.Object

com.github.javaparser.printer.lexicalpreservation.LexicalPreservingPrinter

public class LexicalPreservingPrinter
extends Object

A Lexical Preserving Printer is used to capture all the lexical information while parsing, update them when operating on the AST and then used them to reproduce the source code in its original formatting including the AST changes.

Field Summary

Fields

Modifier and Type	Field	Description
static final DataKey<com.github.javaparser.printer.lexicalpreservation.NodeText>	NODE_TEXT_DATA	The nodetext for a node is stored in the node's data field.

Constructor Summary

Constructors

Constructor	Description
LexicalPreservingPrinter()

Method Summary

Modifier and Type	Method	Description
static boolean	isAvailableOn(Node node)
static String	print(Node node)	Print a Node into a String, preserving the lexical information.
static <N extends Node> N	setup(N node)	Prepares the node so it can be used in the print methods.

Methods inherited from class Object

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

Field Details

NODE_TEXT_DATA

public static final DataKey<com.github.javaparser.printer.lexicalpreservation.NodeText> NODE_TEXT_DATA

The nodetext for a node is stored in the node's data field. This is the key to set and retrieve it.

Constructor Details

LexicalPreservingPrinter

public LexicalPreservingPrinter()

Method Details

setup

public static <N extends Node> N setup(N node)

Prepares the node so it can be used in the print methods. The correct order is:

1. Parse some code
2. Call this setup method on the result
3. Make changes to the AST as desired
4. Use one of the print methods on this class to print out the original source code with your changes added

Returns:

the node passed as a parameter for your convenience.

isAvailableOn

public static boolean isAvailableOn(Node node)

print

public static String print(Node node)

Print a Node into a String, preserving the lexical information.