Package org.apache.groovy.json.internal
Class ReaderCharacterSource
java.lang.Object
org.apache.groovy.json.internal.ReaderCharacterSource
- All Implemented Interfaces:
- CharacterSource
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Constructor SummaryConstructorsConstructorDescriptionReaderCharacterSource(Reader reader) ReaderCharacterSource(Reader reader, int readAheadSize) ReaderCharacterSource(String string) 
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Method SummaryModifier and TypeMethodDescriptionfinal booleanconsumeIfMatch(char[] match) Useful for finding constants in a string like true, false, etc.final intreturns the current character without changing the IO pointer or index.errorDetails(String message) char[]findNextChar(int match, int esc) Used to find strings and their ilk Finds the next non-escaped charbooleanfinal booleanhasChar()Checks to see if there is a next character.final intlocation()This is mostly for debugging and testing.final intnextChar()returns the next character moving the file pointer or index to the next location.char[]Reads a number from the character source.final intCombines the operations of nextChar and hasChar.voidSkip white space.
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Constructor Details- 
ReaderCharacterSource
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ReaderCharacterSource
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ReaderCharacterSource
 
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Method Details- 
nextCharpublic final int nextChar()Description copied from interface:CharacterSourcereturns the next character moving the file pointer or index to the next location.- Specified by:
- nextCharin interface- CharacterSource
 
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currentCharpublic final int currentChar()Description copied from interface:CharacterSourcereturns the current character without changing the IO pointer or index.- Specified by:
- currentCharin interface- CharacterSource
 
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hasCharpublic final boolean hasChar()Description copied from interface:CharacterSourceChecks to see if there is a next character.- Specified by:
- hasCharin interface- CharacterSource
 
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consumeIfMatchpublic final boolean consumeIfMatch(char[] match) Description copied from interface:CharacterSourceUseful for finding constants in a string like true, false, etc.- Specified by:
- consumeIfMatchin interface- CharacterSource
 
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locationpublic final int location()Description copied from interface:CharacterSourceThis is mostly for debugging and testing.- Specified by:
- locationin interface- CharacterSource
 
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safeNextCharpublic final int safeNextChar()Description copied from interface:CharacterSourceCombines the operations of nextChar and hasChar. Characters is -1 if not found which signifies end of file. This might be preferable to avoid two method calls.- Specified by:
- safeNextCharin interface- CharacterSource
 
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findNextCharpublic char[] findNextChar(int match, int esc) Description copied from interface:CharacterSourceUsed to find strings and their ilk Finds the next non-escaped char- Specified by:
- findNextCharin interface- CharacterSource
- Parameters:
- match- character to find
- esc- escape character to avoid next char if escaped
- Returns:
- list of chars until this is found.
 
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hadEscapepublic boolean hadEscape()- Specified by:
- hadEscapein interface- CharacterSource
 
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skipWhiteSpacepublic void skipWhiteSpace()Description copied from interface:CharacterSourceSkip white space.- Specified by:
- skipWhiteSpacein interface- CharacterSource
 
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readNumberpublic char[] readNumber()Description copied from interface:CharacterSourceReads a number from the character source.- Specified by:
- readNumberin interface- CharacterSource
 
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errorDetails- Specified by:
- errorDetailsin interface- CharacterSource
 
 
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