public final class ScannerImpl extends Object implements Scanner
Scanner produces tokens of the following types: STREAM-START STREAM-END COMMENT DIRECTIVE(name, value) DOCUMENT-START DOCUMENT-END BLOCK-SEQUENCE-START BLOCK-MAPPING-START BLOCK-END FLOW-SEQUENCE-START FLOW-MAPPING-START FLOW-SEQUENCE-END FLOW-MAPPING-END BLOCK-ENTRY FLOW-ENTRY KEY VALUE ALIAS(value) ANCHOR(value) TAG(value) SCALAR(value, plain, style) Read comments in the Scanner code for more details.
| Modifier and Type | Field and Description |
|---|---|
static Map<Character,Integer> |
ESCAPE_CODES
A mapping from a character to a number of bytes to read-ahead for that escape sequence.
|
static Map<Character,String> |
ESCAPE_REPLACEMENTS
A mapping from an escaped character in the input stream to the string representation that they
should be replaced with.
|
| Constructor and Description |
|---|
ScannerImpl(StreamReader reader)
Deprecated.
use options instead
|
ScannerImpl(StreamReader reader,
LoaderOptions options) |
| Modifier and Type | Method and Description |
|---|---|
boolean |
checkToken(Token.ID... choices)
Check whether the next token is one of the given types.
|
Token |
getToken()
Return the next token, removing it from the queue.
|
boolean |
isParseComments()
Deprecated.
|
Token |
peekToken()
Return the next token, but do not delete it from the queue.
|
ScannerImpl |
setParseComments(boolean parseComments)
Deprecated.
|
public static final Map<Character,String> ESCAPE_REPLACEMENTS
public static final Map<Character,Integer> ESCAPE_CODES
\xHH : escaped 8-bit Unicode character \uHHHH : escaped 16-bit Unicode character \UHHHHHHHH : escaped 32-bit Unicode character
@Deprecated public ScannerImpl(StreamReader reader)
reader - public ScannerImpl(StreamReader reader, LoaderOptions options)
@Deprecated public ScannerImpl setParseComments(boolean parseComments)
CommentToken.parseComments - true to parse; false to ignore@Deprecated public boolean isParseComments()
public boolean checkToken(Token.ID... choices)
checkToken in interface Scannerchoices - token IDs to match withtrue if the next token is one of the given types. Returns
false if no more tokens are available.public Token peekToken()
peekToken in interface ScannerScanner.getToken()Copyright © 2008–2022. All rights reserved.