Package org.apache.sling.commons.json
Class JSONTokener
- java.lang.Object
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- org.apache.sling.commons.json.JSONTokener
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- Direct Known Subclasses:
HTTPTokener
,XMLTokener
@Deprecated public class JSONTokener extends java.lang.Object
Deprecated.A JSONTokener takes a source string and extracts characters and tokens from it. It is used by the JSONObject and JSONArray constructors to parse JSON source strings.
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Constructor Summary
Constructors Constructor Description JSONTokener(java.lang.String s)
Deprecated.Construct a JSONTokener from a string.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description void
back()
Deprecated.Back up one character.static int
dehexchar(char c)
Deprecated.Get the hex value of a character (base16).boolean
more()
Deprecated.Determine if the source string still contains characters that next() can consume.char
next()
Deprecated.Get the next character in the source string.char
next(char c)
Deprecated.Consume the next character, and check that it matches a specified character.java.lang.String
next(int n)
Deprecated.Get the next n characters.char
nextClean()
Deprecated.Get the next char in the string, skipping whitespace and comments (slashslash, slashstar, and hash).java.lang.String
nextString(char quote)
Deprecated.Return the characters up to the next close quote character.java.lang.String
nextTo(char d)
Deprecated.Get the text up but not including the specified character or the end of line, whichever comes first.java.lang.String
nextTo(java.lang.String delimiters)
Deprecated.Get the text up but not including one of the specified delimeter characters or the end of line, whichever comes first.java.lang.Object
nextValue()
Deprecated.Get the next value.void
skipPast(java.lang.String to)
Deprecated.Skip characters until past the requested string.char
skipTo(char to)
Deprecated.Skip characters until the next character is the requested character.JSONException
syntaxError(java.lang.String message)
Deprecated.Make a JSONException to signal a syntax error.java.lang.String
toString()
Deprecated.Make a printable string of this JSONTokener.
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Method Detail
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back
public void back()
Deprecated.Back up one character. This provides a sort of lookahead capability, so that you can test for a digit or letter before attempting to parse the next number or identifier.
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dehexchar
public static int dehexchar(char c)
Deprecated.Get the hex value of a character (base16).- Parameters:
c
- A character between '0' and '9' or between 'A' and 'F' or between 'a' and 'f'.- Returns:
- An int between 0 and 15, or -1 if c was not a hex digit.
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more
public boolean more()
Deprecated.Determine if the source string still contains characters that next() can consume.- Returns:
- true if not yet at the end of the source.
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next
public char next()
Deprecated.Get the next character in the source string.- Returns:
- The next character, or 0 if past the end of the source string.
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next
public char next(char c) throws JSONException
Deprecated.Consume the next character, and check that it matches a specified character.- Parameters:
c
- The character to match.- Returns:
- The character.
- Throws:
JSONException
- if the character does not match.
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next
public java.lang.String next(int n) throws JSONException
Deprecated.Get the next n characters.- Parameters:
n
- The number of characters to take.- Returns:
- A string of n characters.
- Throws:
JSONException
- Substring bounds error if there are not n characters remaining in the source string.
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nextClean
public char nextClean() throws JSONException
Deprecated.Get the next char in the string, skipping whitespace and comments (slashslash, slashstar, and hash).- Returns:
- A character, or 0 if there are no more characters.
- Throws:
JSONException
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nextString
public java.lang.String nextString(char quote) throws JSONException
Deprecated.Return the characters up to the next close quote character. Backslash processing is done. The formal JSON format does not allow strings in single quotes, but an implementation is allowed to accept them.- Parameters:
quote
- The quoting character, either"
(double quote) or'
(single quote).- Returns:
- A String.
- Throws:
JSONException
- Unterminated string.
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nextTo
public java.lang.String nextTo(char d)
Deprecated.Get the text up but not including the specified character or the end of line, whichever comes first.- Parameters:
d
- A delimiter character.- Returns:
- A string.
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nextTo
public java.lang.String nextTo(java.lang.String delimiters)
Deprecated.Get the text up but not including one of the specified delimeter characters or the end of line, whichever comes first.- Parameters:
delimiters
- A set of delimiter characters.- Returns:
- A string, trimmed.
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nextValue
public java.lang.Object nextValue() throws JSONException
Deprecated.Get the next value. The value can be a Boolean, Double, Integer, JSONArray, JSONObject, Long, or String, or the JSONObject.NULL object.- Returns:
- An object.
- Throws:
JSONException
- If syntax error.
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skipTo
public char skipTo(char to)
Deprecated.Skip characters until the next character is the requested character. If the requested character is not found, no characters are skipped.- Parameters:
to
- A character to skip to.- Returns:
- The requested character, or zero if the requested character is not found.
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skipPast
public void skipPast(java.lang.String to)
Deprecated.Skip characters until past the requested string. If it is not found, we are left at the end of the source.- Parameters:
to
- A string to skip past.
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syntaxError
public JSONException syntaxError(java.lang.String message)
Deprecated.Make a JSONException to signal a syntax error.- Parameters:
message
- The error message.- Returns:
- A JSONException object, suitable for throwing
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toString
public java.lang.String toString()
Deprecated.Make a printable string of this JSONTokener.- Overrides:
toString
in classjava.lang.Object
- Returns:
- " at character [this.myIndex] of [this.mySource]"
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