io.micronaut.serde.jackson

Class JacksonDecoder

java.lang.Object

io.micronaut.serde.support.AbstractStreamDecoder

io.micronaut.serde.support.AbstractChildReuseStreamDecoder

io.micronaut.serde.jackson.JacksonDecoder

All Implemented Interfaces:

Decoder, java.lang.AutoCloseable

@Internal
public final class JacksonDecoder
extends AbstractChildReuseStreamDecoder

Implementation of the Decoder interface for Jackson.

Nested Class Summary

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

AbstractStreamDecoder.TokenType, AbstractStreamDecoder.ValueDecoder<R>

Method Summary

Modifier and Type	Method and Description
protected java.lang.String	coerceScalarToString() Decode any non-null scalar value (number, string or boolean) to its string representation.
static Decoder	create(com.fasterxml.jackson.core.JsonParser parser)
static Decoder	create(com.fasterxml.jackson.core.JsonParser parser, java.lang.Class<?> view)
protected AbstractStreamDecoder	createChildDecoder() Create a new child decoder using AbstractStreamDecoder(AbstractStreamDecoder).
java.io.IOException	createDeserializationException(java.lang.String message, java.lang.Object invalidValue) Creates an exception for the given message.
protected AbstractStreamDecoder.TokenType	currentToken()
protected java.lang.Number	getBestNumber() Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a Number value.
protected java.math.BigDecimal	getBigDecimal() Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a BigDecimal value.
protected java.math.BigInteger	getBigInteger() Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a BigInteger value.
protected boolean	getBoolean() Decode the current AbstractStreamDecoder.TokenType.BOOLEAN value.
protected java.lang.String	getCurrentKey() Get the current object field name.
protected double	getDouble() Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a double value.
protected int	getInteger() Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a long value.
protected long	getLong() Decode the current AbstractStreamDecoder.TokenType.NUMBER value as a long 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

backFromChild, decodeArbitrary, decodeArray, decodeBigDecimal, decodeBigInteger, decodeBoolean, decodeBuffer, decodeByte, decodeChar, decodeCustom, decodeCustom, decodeDouble, decodeFloat, decodeInt, decodeKey, decodeLong, decodeNull, decodeNumber, decodeObject, decodeShort, decodeString, finishStructure, getBestNumberNode, hasNextArrayValue, 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, decodeObject

Method Detail

create

public static Decoder create(com.fasterxml.jackson.core.JsonParser parser)
                      throws java.io.IOException

Throws:

java.io.IOException

create

public static Decoder create(com.fasterxml.jackson.core.JsonParser parser,
                             java.lang.Class<?> view)
                      throws java.io.IOException

Throws:

java.io.IOException

createDeserializationException

public java.io.IOException createDeserializationException(java.lang.String message,
                                                          java.lang.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

currentToken

protected AbstractStreamDecoder.TokenType currentToken()

Specified by:

currentToken in class AbstractStreamDecoder

Returns:

The current token.

nextToken

protected void nextToken()
                  throws java.io.IOException

Description copied from class: AbstractStreamDecoder

Move to the next token.

Specified by:

nextToken in class AbstractStreamDecoder

Throws:

java.io.IOException - if an unrecoverable error occurs

getCurrentKey

protected java.lang.String getCurrentKey()
                                  throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

createChildDecoder

protected AbstractStreamDecoder createChildDecoder()

Description copied from class: AbstractStreamDecoder

Create a new child decoder using AbstractStreamDecoder(AbstractStreamDecoder).

Specified by:

createChildDecoder in class AbstractStreamDecoder

Returns:

The new decoder

coerceScalarToString

protected java.lang.String coerceScalarToString()
                                         throws java.io.IOException

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

Returns:

The current value, coerced to a string

Throws:

java.io.IOException - if an unrecoverable error occurs

getBoolean

protected boolean getBoolean()
                      throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

getLong

protected long getLong()
                throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

getInteger

protected int getInteger()
                  throws java.io.IOException

Description copied from class: AbstractStreamDecoder

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

Overrides:

getInteger in class AbstractStreamDecoder

Returns:

The number value

Throws:

java.io.IOException - if an unrecoverable error occurs

getDouble

protected double getDouble()
                    throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

getBigInteger

protected java.math.BigInteger getBigInteger()
                                      throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

getBigDecimal

protected java.math.BigDecimal getBigDecimal()
                                      throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

getBestNumber

protected java.lang.Number getBestNumber()
                                  throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs

skipChildren

protected void skipChildren()
                     throws java.io.IOException

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

Throws:

java.io.IOException - if an unrecoverable error occurs