Package org.apache.groovy.json.internal

# Class JsonParserUsingCharacterSource

java.lang.Object
org.apache.groovy.json.internal.BaseJsonParser
org.apache.groovy.json.internal.JsonParserUsingCharacterSource

All Implemented Interfaces:
  `JsonParser`

public class JsonParserUsingCharacterSource extends BaseJsonParser
Converts an input JSON String into Java objects works with String or char array as input. Produces an Object which can be any of the basic JSON types mapped to Java.

- ## Field Summary

  Fields
  Modifier and Type
  Field
  Description
  `protected static char[]`
  `FALSE`
  Character buffer for the `false` literal.
  `protected static final char[]`
  `NULL`
  Character buffer for the `null` literal.
  `protected static final char[]`
  `TRUE`
  Character buffer for the `true` literal.

  ### Fields inherited from class org.apache.groovy.json.internal.BaseJsonParser

  `ALPHA_0, ALPHA_1, ALPHA_2, ALPHA_3, ALPHA_4, ALPHA_5, ALPHA_6, ALPHA_7, ALPHA_8, ALPHA_9, bufSize, charset, CLOSED_BRACKET, CLOSED_CURLY, COLON, COMMA, DECIMAL_POINT, DOUBLE_QUOTE, ESCAPE, internedKeysCache, internKeys, LETTER_BIG_E, LETTER_E, MINUS, PLUS`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `JsonParserUsingCharacterSource()`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `protected final void`
  `complain(String complaint)`
  Throws a `JsonException` for the current source location.
  `protected final boolean`
  `decodeFalse()`
  Consumes the `false` literal.
  `protected final List`
  `decodeJsonArray()`
  Decodes a JSON array from the current character source position.
  `protected final Object`
  `decodeJsonObject()`
  Decodes a JSON object from the current character source position.
  `protected final Object`
  `decodeNull()`
  Consumes the `null` literal.
  `protected final boolean`
  `decodeTrue()`
  Consumes the `true` literal.
  `protected String`
  `exceptionDetails(String message)`
  Builds an error message using the current character source state.
  `Object`
  `parse(char[] chars)`
  Parses JSON from a character array.
  `Object`
  `parse(Reader reader)`
  Parses JSON from a reader-backed character source.

  ### Methods inherited from class org.apache.groovy.json.internal.BaseJsonParser

  `charDescription, findEndQuote, hasEscapeChar, isDecimalChar, isDelimiter, isDoubleQuote, isEscape, isNumberDigit, parse, parse, parse, parse, parse, parse, parse, setCharset`

  ### Methods inherited from class java.lang.Object

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

- ## Field Details

  - ### NULL

    protected static final char[] NULL
    Character buffer for the `null` literal.

  - ### TRUE

    protected static final char[] TRUE
    Character buffer for the `true` literal.

  - ### FALSE

    protected static char[] FALSE
    Character buffer for the `false` literal.

- ## Constructor Details

  - ### JsonParserUsingCharacterSource

    public JsonParserUsingCharacterSource()

- ## Method Details

  - ### exceptionDetails

    protected String exceptionDetails(String message)
    Builds an error message using the current character source state.
    Parameters:
      `message` - parser-specific message
    Returns:
      formatted error details

  - ### decodeJsonObject

    protected final Object decodeJsonObject()
    Decodes a JSON object from the current character source position.
    Returns:
      parsed object as a `LazyMap`

  - ### complain

    protected final void complain(String complaint)
    Throws a `JsonException` for the current source location.
    Parameters:
      `complaint` - message describing the parse failure

  - ### decodeNull

    protected final Object decodeNull()
    Consumes the `null` literal.
    Returns:
      `null`

  - ### decodeTrue

    protected final boolean decodeTrue()
    Consumes the `true` literal.
    Returns:
      `true`

  - ### decodeFalse

    protected final boolean decodeFalse()
    Consumes the `false` literal.
    Returns:
      `false`

  - ### decodeJsonArray

    protected final List decodeJsonArray()
    Decodes a JSON array from the current character source position.
    Returns:
      parsed array contents

  - ### parse

    public Object parse(Reader reader)
    Parses JSON from a reader-backed character source.
    Specified by:
      `parse` in interface `JsonParser`
    Overrides:
      `parse` in class `BaseJsonParser`
    Parameters:
      `reader` - reader supplying JSON content
    Returns:
      parsed Groovy JSON value

  - ### parse

    public Object parse(char[] chars)
    Parses JSON from a character array.
    Parameters:
      `chars` - JSON content to parse
    Returns:
      parsed Groovy JSON value