com.alibaba.fastjson.parser

Class JSONScanner

java.lang.Object

com.alibaba.fastjson.parser.JSONLexerBase

com.alibaba.fastjson.parser.JSONScanner

All Implemented Interfaces:

JSONLexer, Closeable, AutoCloseable

public final class JSONScanner
extends JSONLexerBase

Author:

wenshao[szujobs@hotmail.com]

Field Summary

Fields inherited from class com.alibaba.fastjson.parser.JSONLexerBase

matchStat

Fields inherited from interface com.alibaba.fastjson.parser.JSONLexer

ARRAY, END, EOI, NOT_MATCH, NOT_MATCH_NAME, OBJECT, UNKNOWN, VALUE, VALUE_NULL

Constructor Summary

Constructors

Constructor and Description
JSONScanner(char[] input, int inputLength)
JSONScanner(char[] input, int inputLength, int features)
JSONScanner(String input)
JSONScanner(String input, int features)

Method Summary

Modifier and Type	Method and Description
String	addSymbol(int offset, int len, int hash, SymbolTable symbolTable)
byte[]	bytesValue()
boolean	charArrayCompare(char[] chars)
char	charAt(int index)
BigDecimal	decimalValue()
int	indexOf(char ch, int startIndex)
String	info()
boolean	isEOF()
boolean	matchField2(char[] fieldName)
char	next()
String	numberString()
Date	scanDate(char seperator)
double	scanDouble(char seperator)
boolean	scanFieldBoolean(char[] fieldName)
Date	scanFieldDate(char[] fieldName)
int	scanFieldInt(char[] fieldName)
long	scanFieldLong(char[] fieldName)
String	scanFieldString(char[] fieldName)
Collection<String>	scanFieldStringArray(char[] fieldName, Class<?> type)
String[]	scanFieldStringArray(char[] fieldName, int argTypesCount, SymbolTable typeSymbolTable) hsf support
long	scanFieldSymbol(char[] fieldName)
int	scanInt(char expectNext)
boolean	scanISO8601DateIfMatch()
boolean	scanISO8601DateIfMatch(boolean strict)
long	scanLong(char seperator)
String	scanTypeName(SymbolTable symbolTable)
boolean	seekArrayToItem(int index)
int	seekObjectToField(long[] fieldNameHash)
int	seekObjectToField(long fieldNameHash, boolean deepScan)
void	skipArray()
void	skipArray(boolean valid)
void	skipObject()
void	skipObject(boolean valid)
void	skipString()
String	stringVal() The value of a literal token, recorded as a string.
char[]	sub_chars(int offset, int count)
String	subString(int offset, int count)

Methods inherited from class com.alibaba.fastjson.parser.JSONLexerBase

close, config, decimalValue, doubleValue, floatValue, getCalendar, getCurrent, getFeatures, getLocale, getTimeZone, integerValue, intValue, isBlankInput, isEnabled, isEnabled, isEnabled, isRef, isWhitespace, longValue, matchField, matchField, matchStat, newCollectionByType, nextIdent, nextToken, nextToken, nextTokenWithChar, nextTokenWithColon, nextTokenWithColon, pos, readString, resetStringPosition, scanBoolean, scanDecimal, scanEnum, scanEnumSymbol, scanFalse, scanFieldBigInteger, scanFieldDecimal, scanFieldDouble, scanFieldFloat, scanFieldFloatArray, scanFieldFloatArray2, scanFieldIntArray, scanFieldUUID, scanFloat, scanHex, scanIdent, scanNullOrNew, scanNullOrNew, scanNumber, scanString, scanString, scanStringArray, scanSymbol, scanSymbol, scanSymbolUnQuoted, scanSymbolWithSeperator, scanTrue, scanType, scanUUID, seekObjectToFieldDeepScan, setFeatures, setLocale, setTimeZone, setToken, skipWhitespace, stringDefaultValue, token, tokenName

Methods inherited from class java.lang.Object

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

Constructor Detail

JSONScanner

public JSONScanner(String input)

JSONScanner

public JSONScanner(String input,
                   int features)

JSONScanner

public JSONScanner(char[] input,
                   int inputLength)

JSONScanner

public JSONScanner(char[] input,
                   int inputLength,
                   int features)

Method Detail

charAt

public final char charAt(int index)

Specified by:

charAt in class JSONLexerBase

next

public final char next()

Specified by:

next in interface JSONLexer

Specified by:

next in class JSONLexerBase

charArrayCompare

public final boolean charArrayCompare(char[] chars)

indexOf

public final int indexOf(char ch,
                         int startIndex)

Specified by:

indexOf in class JSONLexerBase

addSymbol

public final String addSymbol(int offset,
                              int len,
                              int hash,
                              SymbolTable symbolTable)

Specified by:

addSymbol in class JSONLexerBase

bytesValue

public byte[] bytesValue()

Specified by:

bytesValue in interface JSONLexer

Specified by:

bytesValue in class JSONLexerBase

stringVal

public final String stringVal()

The value of a literal token, recorded as a string. For integers, leading 0x and 'l' suffixes are suppressed.

Specified by:

stringVal in interface JSONLexer

Specified by:

stringVal in class JSONLexerBase

subString

public final String subString(int offset,
                              int count)

Specified by:

subString in class JSONLexerBase

sub_chars

public final char[] sub_chars(int offset,
                              int count)

numberString

public final String numberString()

Specified by:

numberString in interface JSONLexer

Specified by:

numberString in class JSONLexerBase

decimalValue

public final BigDecimal decimalValue()

Specified by:

decimalValue in interface JSONLexer

Specified by:

decimalValue in class JSONLexerBase

scanISO8601DateIfMatch

public boolean scanISO8601DateIfMatch()

scanISO8601DateIfMatch

public boolean scanISO8601DateIfMatch(boolean strict)

isEOF

public boolean isEOF()

Specified by:

isEOF in class JSONLexerBase

scanFieldInt

public int scanFieldInt(char[] fieldName)

Overrides:

scanFieldInt in class JSONLexerBase

scanFieldString

public String scanFieldString(char[] fieldName)

Overrides:

scanFieldString in class JSONLexerBase

scanFieldDate

public Date scanFieldDate(char[] fieldName)

Overrides:

scanFieldDate in class JSONLexerBase

scanFieldSymbol

public long scanFieldSymbol(char[] fieldName)

Overrides:

scanFieldSymbol in class JSONLexerBase

scanFieldStringArray

public Collection<String> scanFieldStringArray(char[] fieldName,
                                               Class<?> type)

Overrides:

scanFieldStringArray in class JSONLexerBase

scanFieldLong

public long scanFieldLong(char[] fieldName)

Overrides:

scanFieldLong in class JSONLexerBase

scanFieldBoolean

public boolean scanFieldBoolean(char[] fieldName)

Overrides:

scanFieldBoolean in class JSONLexerBase

scanInt

public final int scanInt(char expectNext)

Specified by:

scanInt in interface JSONLexer

Overrides:

scanInt in class JSONLexerBase

scanDouble

public double scanDouble(char seperator)

Specified by:

scanDouble in interface JSONLexer

Overrides:

scanDouble in class JSONLexerBase

scanLong

public long scanLong(char seperator)

Specified by:

scanLong in interface JSONLexer

Overrides:

scanLong in class JSONLexerBase

scanDate

public Date scanDate(char seperator)

Overrides:

scanDate in class JSONLexerBase

info

public String info()

Specified by:

info in interface JSONLexer

Overrides:

info in class JSONLexerBase

scanFieldStringArray

public String[] scanFieldStringArray(char[] fieldName,
                                     int argTypesCount,
                                     SymbolTable typeSymbolTable)

Description copied from class: JSONLexerBase

hsf support

Overrides:

scanFieldStringArray in class JSONLexerBase

Returns:

matchField2

public boolean matchField2(char[] fieldName)

Overrides:

matchField2 in class JSONLexerBase

skipObject

public final void skipObject()

Overrides:

skipObject in class JSONLexerBase

skipObject

public final void skipObject(boolean valid)

Overrides:

skipObject in class JSONLexerBase

skipArray

public final void skipArray()

Overrides:

skipArray in class JSONLexerBase

skipArray

public final void skipArray(boolean valid)

skipString

public final void skipString()

seekArrayToItem

public boolean seekArrayToItem(int index)

Overrides:

seekArrayToItem in class JSONLexerBase

seekObjectToField

public int seekObjectToField(long fieldNameHash,
                             boolean deepScan)

Overrides:

seekObjectToField in class JSONLexerBase

seekObjectToField

public int seekObjectToField(long[] fieldNameHash)

Overrides:

seekObjectToField in class JSONLexerBase

scanTypeName

public String scanTypeName(SymbolTable symbolTable)

Specified by:

scanTypeName in interface JSONLexer

Overrides:

scanTypeName in class JSONLexerBase