Package com.puppycrawl.tools.checkstyle.utils

Class ParserUtil

java.lang.Object

com.puppycrawl.tools.checkstyle.utils.ParserUtil

public final class ParserUtil
extends Object

Contains utility methods for parser to use while creating ast.

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	BLOCK_MULTIPLE_COMMENT_BEGIN	Symbols with which multiple comment starts.
private static final String	BLOCK_MULTIPLE_COMMENT_END	Symbols with which multiple comment ends.
private static final String	JAVADOC_START	Symbols with which javadoc starts.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ParserUtil()	Stop instances being created.

Method Summary

Modifier and Type	Method	Description
private static Map.Entry<Integer,Integer>	countLinesColumns(String text, int initialLinesCnt, int initialColumnsCnt)	Count lines and columns (in last line) in text.
static DetailAST	createBlockCommentNode(String content)	Create block comment from string content.
static DetailAST	createBlockCommentNode(org.antlr.v4.runtime.CommonToken token)	Create block comment from token.

Methods inherited from class java.lang.Object

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

Field Details

JAVADOC_START

private static final String JAVADOC_START

Symbols with which javadoc starts.

See Also:

• Constant Field Values

BLOCK_MULTIPLE_COMMENT_BEGIN

private static final String BLOCK_MULTIPLE_COMMENT_BEGIN

Symbols with which multiple comment starts.

See Also:

• Constant Field Values

BLOCK_MULTIPLE_COMMENT_END

private static final String BLOCK_MULTIPLE_COMMENT_END

Symbols with which multiple comment ends.

See Also:

• Constant Field Values

Constructor Details

ParserUtil

private ParserUtil()

Stop instances being created.

Method Details

createBlockCommentNode

public static DetailAST createBlockCommentNode(String content)

Create block comment from string content.

Parameters:

content - comment content.

Returns:

DetailAST block comment

createBlockCommentNode

public static DetailAST createBlockCommentNode(org.antlr.v4.runtime.CommonToken token)

Create block comment from token.

Parameters:

token - Token object.

Returns:

DetailAST with BLOCK_COMMENT type.

countLinesColumns

private static Map.Entry<Integer,Integer> countLinesColumns(String text,
 int initialLinesCnt,
 int initialColumnsCnt)

Count lines and columns (in last line) in text.

Parameters:

text - String.

initialLinesCnt - initial value of lines counter.

initialColumnsCnt - initial value of columns counter.

Returns:

entry(pair), key is line counter, value is column counter.