Package io.micronaut.serde.json.stream

Class JsonParserDecoder

java.lang.Object

io.micronaut.serde.support.AbstractStreamDecoder

io.micronaut.serde.json.stream.JsonParserDecoder

All Implemented Interfaces:

Decoder, AutoCloseable

public class JsonParserDecoder
extends AbstractStreamDecoder

Implementation of the Decoder interface for JSON-P.

Nested Class Summary

Nested classes/interfaces inherited from class io.micronaut.serde.support.AbstractStreamDecoder

AbstractStreamDecoder.TokenType, AbstractStreamDecoder.ValueDecoder<R>

Constructor Summary

Constructors

Constructor	Description
JsonParserDecoder(jakarta.json.stream.JsonParser jsonParser)

Method Summary

Modifier and Type	Method	Description
protected String	coerceScalarToString(AbstractStreamDecoder.TokenType currentToken)	Decode any non-null scalar value (number, string or boolean) to its string representation.
IOException	createDeserializationException(String message, Object invalidValue)	Creates an exception for the given message.
protected AbstractStreamDecoder.TokenType	currentToken()
void	finishStructure(boolean consumeLeftElements)
protected Number	getBestNumber()	Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a Number value.
protected BigDecimal	getBigDecimal()	Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a BigDecimal value.
protected BigInteger	getBigInteger()	Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a BigInteger value.
protected boolean	getBoolean()	Decode the current AbstractStreamDecoder.TokenType.BOOLEAN value.
protected String	getCurrentKey()	Get the current object field name.
protected double	getDouble()	Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a double value.
protected long	getLong()	Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a long value.
protected String	getString()	Decode the current AbstractStreamDecoder.TokenType.STRING value.
protected void	nextToken()	Move to the next token.
protected void	skipChildren()	If we are at a AbstractStreamDecoder.TokenType.START_OBJECT or AbstractStreamDecoder.TokenType.START_ARRAY, skip to the matching AbstractStreamDecoder.TokenType.END_OBJECT or AbstractStreamDecoder.TokenType.END_ARRAY.

Methods inherited from class io.micronaut.serde.support.AbstractStreamDecoder

consumeLeftElements, decodeArbitrary, decodeArray, decodeArray0, decodeBigDecimal, decodeBigInteger, decodeBoolean, decodeBuffer, decodeByte, decodeChar, decodeCustom, decodeCustom, decodeDouble, decodeFloat, decodeInt, decodeKey, decodeLong, decodeNode, decodeNull, decodeNumber, decodeObject, decodeObject0, decodeShort, decodeString, getBestNumberNode, getInteger, hasNextArrayValue, preDecodeValue, skipValue, unexpectedToken

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micronaut.serde.Decoder

close, decodeArray, decodeBigDecimalNullable, decodeBigIntegerNullable, decodeBooleanNullable, decodeByteNullable, decodeCharNullable, decodeDoubleNullable, decodeFloatNullable, decodeIntNullable, decodeLongNullable, decodeObject, decodeShortNullable, decodeStringNullable, finishStructure

Constructor Details

JsonParserDecoder

public JsonParserDecoder(jakarta.json.stream.JsonParser jsonParser)

Method Details

finishStructure

public void finishStructure(boolean consumeLeftElements)
                     throws IOException

Specified by:

finishStructure in interface Decoder

Overrides:

finishStructure in class AbstractStreamDecoder

Parameters:

consumeLeftElements - True to consume left elements

Throws:

IOException - If an unrecoverable error occurs

currentToken

protected AbstractStreamDecoder.TokenType currentToken()

Specified by:

currentToken in class AbstractStreamDecoder

Returns:

The current token.

nextToken

protected void nextToken()

Description copied from class: AbstractStreamDecoder

Move to the next token.

Specified by:

nextToken in class AbstractStreamDecoder

getCurrentKey

protected String getCurrentKey()

Description copied from class: AbstractStreamDecoder

Get the current object field name. Only called for AbstractStreamDecoder.TokenType.KEY.

Specified by:

getCurrentKey in class AbstractStreamDecoder

Returns:

The current field key

coerceScalarToString

protected String coerceScalarToString(AbstractStreamDecoder.TokenType currentToken)

Description copied from class: AbstractStreamDecoder

Decode any non-null scalar value (number, string or boolean) to its string representation.

Specified by:

coerceScalarToString in class AbstractStreamDecoder

Parameters:

currentToken - The current token

Returns:

The current value, coerced to a string

getString

protected String getString()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.STRING value. Called for no other token type.

Specified by:

getString in class AbstractStreamDecoder

Returns:

The String value

getBoolean

protected boolean getBoolean()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.BOOLEAN value. Called for no other token type.

Specified by:

getBoolean in class AbstractStreamDecoder

Returns:

The boolean value

getLong

protected long getLong()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a long value. Called for no other token type.

Specified by:

getLong in class AbstractStreamDecoder

Returns:

The number value

getDouble

protected double getDouble()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a double value. Called for no other token type.

Specified by:

getDouble in class AbstractStreamDecoder

Returns:

The number value

getBigInteger

protected BigInteger getBigInteger()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a BigInteger value. Called for no other token type.

Specified by:

getBigInteger in class AbstractStreamDecoder

Returns:

The number value

getBigDecimal

protected BigDecimal getBigDecimal()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a BigDecimal value. Called for no other token type.

Specified by:

getBigDecimal in class AbstractStreamDecoder

Returns:

The number value

getBestNumber

protected Number getBestNumber()

Description copied from class: AbstractStreamDecoder

Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a Number value. Called for no other token type.

Specified by:

getBestNumber in class AbstractStreamDecoder

Returns:

The number value

skipChildren

protected void skipChildren()

Description copied from class: AbstractStreamDecoder

If we are at a AbstractStreamDecoder.TokenType.START_OBJECT or AbstractStreamDecoder.TokenType.START_ARRAY, skip to the matching AbstractStreamDecoder.TokenType.END_OBJECT or AbstractStreamDecoder.TokenType.END_ARRAY. Else, do nothing.

Specified by:

skipChildren in class AbstractStreamDecoder

createDeserializationException

public IOException createDeserializationException(String message,
 Object invalidValue)

Description copied from interface: Decoder

Creates an exception for the given message.

Parameters:

message - The message, never null

invalidValue - The invalid value. Can be null.

Returns:

The exception, never null