com.puppycrawl.tools.checkstyle

Class AstTreeStringPrinter

java.lang.Object

com.puppycrawl.tools.checkstyle.AstTreeStringPrinter

public final class AstTreeStringPrinter
extends Object

Class for printing AST to String.

Author:

Vladislav Lisetskii

Method Summary

Modifier and Type	Method and Description
static String	printAst(FileText text, JavaParser.Options options) Parse a file and print the parse tree.
static String	printFileAst(File file, JavaParser.Options options) Parse a file and print the parse tree.
static String	printJavaAndJavadocTree(File file) Prints full AST (java + comments + javadoc) of the java file.

Methods inherited from class java.lang.Object

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

Method Detail

printFileAst

public static String printFileAst(File file,
                                  JavaParser.Options options)
                           throws IOException,
                                  CheckstyleException

Parse a file and print the parse tree.

Parameters:

file - the file to print.

options - JavaParser.Options to control the inclusion of comment nodes.

Returns:

the AST of the file in String form.

Throws:

IOException - if the file could not be read.

CheckstyleException - if the file is not a Java source.

printJavaAndJavadocTree

public static String printJavaAndJavadocTree(File file)
                                      throws IOException,
                                             CheckstyleException

Prints full AST (java + comments + javadoc) of the java file.

Parameters:

file - java file

Returns:

Full tree

Throws:

IOException - Failed to open a file

CheckstyleException - error while parsing the file

printAst

public static String printAst(FileText text,
                              JavaParser.Options options)
                       throws CheckstyleException

Parse a file and print the parse tree.

Parameters:

text - the text to parse.

options - JavaParser.Options to control the inclusion of comment nodes.

Returns:

the AST of the file in String form.

Throws:

CheckstyleException - if the file is not a Java source.