com.alibaba.fastjson2.reader

Class ObjectReaderAdapter<T>

java.lang.Object

com.alibaba.fastjson2.reader.ObjectReaderBean<T>

com.alibaba.fastjson2.reader.ObjectReaderAdapter<T>

All Implemented Interfaces:

ObjectReader<T>

Direct Known Subclasses:

ObjectReader1, ObjectReader10, ObjectReader11, ObjectReader12, ObjectReader2, ObjectReader3, ObjectReader4, ObjectReader5, ObjectReader6, ObjectReader7, ObjectReader8, ObjectReader9, ObjectReaderException, ObjectReaderInterface, ObjectReaderNoneDefaultConstructor, ObjectReaderRootName, ObjectReaderSeeAlso

public class ObjectReaderAdapter<T>
extends ObjectReaderBean<T>

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.lang.reflect.Constructor	constructor
protected FieldReader[]	fieldReaders
(package private) long[]	hashCodes
(package private) long[]	hashCodesLCase
(package private) boolean	instantiationError
(package private) short[]	mapping
(package private) short[]	mappingLCase
(package private) int	parameterCount
(package private) java.lang.Class[]	seeAlso
(package private) java.lang.Class	seeAlsoDefault
(package private) java.util.Map<java.lang.Long,java.lang.Class>	seeAlsoMapping
(package private) java.lang.String[]	seeAlsoNames
protected java.lang.String	typeKey
protected long	typeKeyHashCode

Fields inherited from class com.alibaba.fastjson2.reader.ObjectReaderBean

autoTypeBeforeHandler, buildFunction, creator, extraFieldReader, features, hasDefaultValue, objectClass, schema, serializable, typeName, typeNameHash

Fields inherited from interface com.alibaba.fastjson2.reader.ObjectReader

HASH_TYPE, VALUE_NAME

Constructor Summary

Constructors

Constructor and Description
ObjectReaderAdapter(java.lang.Class objectClass, java.lang.String typeKey, java.lang.String typeName, long features, JSONSchema schema, java.util.function.Supplier<T> creator, java.util.function.Function buildFunction, java.lang.Class[] seeAlso, java.lang.String[] seeAlsoNames, java.lang.Class seeAlsoDefault, FieldReader... fieldReaders)
ObjectReaderAdapter(java.lang.Class objectClass, java.lang.String typeKey, java.lang.String typeName, long features, JSONSchema schema, java.util.function.Supplier<T> creator, java.util.function.Function buildFunction, java.lang.Class[] seeAlso, java.lang.String[] seeAlsoNames, FieldReader... fieldReaders)
ObjectReaderAdapter(java.lang.Class objectClass, java.lang.String typeKey, java.lang.String typeName, long features, JSONSchema schema, java.util.function.Supplier<T> creator, java.util.function.Function buildFunction, FieldReader... fieldReaders)
ObjectReaderAdapter(java.lang.Class objectClass, java.lang.String typeKey, java.lang.String typeName, long features, java.util.function.Supplier<T> creator, java.util.function.Function buildFunction, FieldReader... fieldReaders)
ObjectReaderAdapter(java.lang.Class objectClass, java.util.function.Supplier<T> creator, FieldReader... fieldReaders)

Method Summary

Modifier and Type	Method and Description
void	apply(java.util.function.Consumer<FieldReader> fieldReaderConsumer)
ObjectReader	autoType(JSONReader.Context context, long typeHash) Resolves an ObjectReader for the specified type hash using the JSON reader context.
protected T	autoType(JSONReader jsonReader)
java.lang.Object	autoType(JSONReader jsonReader, java.lang.Class expectClass, long features)
ObjectReader	autoType(ObjectReaderProvider provider, long typeHash) Resolves an ObjectReader for the specified type hash using the ObjectReaderProvider.
T	createInstance(java.util.Collection collection, long features)
T	createInstance(long features)
T	createInstance(java.util.Map map, long features)
protected java.lang.Object	createInstance0(long features)
java.util.function.Function	getBuildFunction() Gets the build function used to construct the final object instance.
long	getFeatures() Gets the features enabled by this ObjectReader.
int	getFieldOrdinal(long hashCode)
FieldReader	getFieldReader(long hashCode) Gets the FieldReader for the specified field hash code.
FieldReader	getFieldReaderLCase(long hashCode) Gets the FieldReader for the specified field hash code, using lowercase matching.
FieldReader[]	getFieldReaders()
protected FieldReader	getFieldReaderUL(long hashCode, JSONReader jsonReader, long features)
java.lang.String	getTypeKey() Gets the type key used for auto-type support.
long	getTypeKeyHash() Gets the hash code of the type key used for auto-type support.
protected boolean	ignoreError(FieldReader fieldReader)
protected void	initDefaultValue(T object)
protected void	initStringFieldAsEmpty(java.lang.Object object)
T	readArrayMappingJSONBObject(JSONReader jsonReader, java.lang.reflect.Type fieldType, java.lang.Object fieldName, long features) Reads an object from JSONB format with array mapping.
protected void	readArrayMappingJSONBObject0(JSONReader jsonReader, java.lang.Object object, int entryCnt)
T	readArrayMappingObject(JSONReader jsonReader, java.lang.reflect.Type fieldType, java.lang.Object fieldName, long features) Reads an object from JSON format with array mapping.
protected java.util.Map<java.lang.Long,java.lang.Object>	readFieldValue(long hashCode, JSONReader jsonReader, long features, java.util.Map<java.lang.Long,java.lang.Object> map)
protected void	readFieldValue(long hashCode, JSONReader jsonReader, long features, java.lang.Object object)
T	readJSONBObject(JSONReader jsonReader, java.lang.reflect.Type fieldType, java.lang.Object fieldName, long features) Reads an object from JSONB format.

Methods inherited from class com.alibaba.fastjson2.reader.ObjectReaderBean

acceptExtra, checkAutoType, checkAutoType, checkAutoType0, getAutoTypeBeforeHandler, getObjectClass, processExtra, processExtra, processObjectInputSingleItemArray, readFieldValueWithLCase, readObject, readObject, setAutoTypeBeforeHandler

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.alibaba.fastjson2.reader.ObjectReader

accept, acceptExtra, createInstance, createInstance, createInstance, createInstance, createInstanceNoneDefaultConstructor, getFieldReader, readObject, readObject, readObject, setFieldValue, setFieldValue, setFieldValue

Field Detail

typeKey

protected final java.lang.String typeKey

typeKeyHashCode

protected final long typeKeyHashCode

fieldReaders

protected final FieldReader[] fieldReaders

hashCodes

final long[] hashCodes

mapping

final short[] mapping

hashCodesLCase

final long[] hashCodesLCase

mappingLCase

final short[] mappingLCase

constructor

final java.lang.reflect.Constructor constructor

parameterCount

final int parameterCount

instantiationError

volatile boolean instantiationError

seeAlso

final java.lang.Class[] seeAlso

seeAlsoNames

final java.lang.String[] seeAlsoNames

seeAlsoDefault

final java.lang.Class seeAlsoDefault

seeAlsoMapping

final java.util.Map<java.lang.Long,java.lang.Class> seeAlsoMapping

Constructor Detail

ObjectReaderAdapter

public ObjectReaderAdapter(java.lang.Class objectClass,
                           java.util.function.Supplier<T> creator,
                           FieldReader... fieldReaders)

ObjectReaderAdapter

public ObjectReaderAdapter(java.lang.Class objectClass,
                           java.lang.String typeKey,
                           java.lang.String typeName,
                           long features,
                           JSONSchema schema,
                           java.util.function.Supplier<T> creator,
                           java.util.function.Function buildFunction,
                           FieldReader... fieldReaders)

ObjectReaderAdapter

public ObjectReaderAdapter(java.lang.Class objectClass,
                           java.lang.String typeKey,
                           java.lang.String typeName,
                           long features,
                           java.util.function.Supplier<T> creator,
                           java.util.function.Function buildFunction,
                           FieldReader... fieldReaders)

ObjectReaderAdapter

public ObjectReaderAdapter(java.lang.Class objectClass,
                           java.lang.String typeKey,
                           java.lang.String typeName,
                           long features,
                           JSONSchema schema,
                           java.util.function.Supplier<T> creator,
                           java.util.function.Function buildFunction,
                           java.lang.Class[] seeAlso,
                           java.lang.String[] seeAlsoNames,
                           FieldReader... fieldReaders)

ObjectReaderAdapter

public ObjectReaderAdapter(java.lang.Class objectClass,
                           java.lang.String typeKey,
                           java.lang.String typeName,
                           long features,
                           JSONSchema schema,
                           java.util.function.Supplier<T> creator,
                           java.util.function.Function buildFunction,
                           java.lang.Class[] seeAlso,
                           java.lang.String[] seeAlsoNames,
                           java.lang.Class seeAlsoDefault,
                           FieldReader... fieldReaders)

Method Detail

getTypeKey

public final java.lang.String getTypeKey()

Description copied from interface: ObjectReader

Gets the type key used for auto-type support. This key is used to identify the type information in JSON objects.

Returns:

the type key string

getTypeKeyHash

public final long getTypeKeyHash()

Description copied from interface: ObjectReader

Gets the hash code of the type key used for auto-type support.

Returns:

the hash code of the type key

getFeatures

public final long getFeatures()

Description copied from interface: ObjectReader

Gets the features enabled by this ObjectReader.

Returns:

the enabled features as a bit mask

getFieldReaders

public FieldReader[] getFieldReaders()

apply

public void apply(java.util.function.Consumer<FieldReader> fieldReaderConsumer)

autoType

public java.lang.Object autoType(JSONReader jsonReader,
                                 java.lang.Class expectClass,
                                 long features)

getBuildFunction

public final java.util.function.Function getBuildFunction()

Description copied from interface: ObjectReader

Gets the build function used to construct the final object instance.

Returns:

the build function, or null if not specified

readArrayMappingObject

public T readArrayMappingObject(JSONReader jsonReader,
                                java.lang.reflect.Type fieldType,
                                java.lang.Object fieldName,
                                long features)

Description copied from interface: ObjectReader

Reads an object from JSON format with array mapping.

Parameters:

jsonReader - the JSONReader to use for parsing

fieldType - the type of the field being read

fieldName - the name of the field being read

features - the features to use

Returns:

the deserialized object

readArrayMappingJSONBObject

public T readArrayMappingJSONBObject(JSONReader jsonReader,
                                     java.lang.reflect.Type fieldType,
                                     java.lang.Object fieldName,
                                     long features)

Description copied from interface: ObjectReader

Reads an object from JSONB format with array mapping.

Parameters:

jsonReader - the JSONReader to use for parsing

fieldType - the type of the field being read

fieldName - the name of the field being read

features - the features to use

Returns:

the deserialized object

readArrayMappingJSONBObject0

protected void readArrayMappingJSONBObject0(JSONReader jsonReader,
                                            java.lang.Object object,
                                            int entryCnt)

createInstance0

protected java.lang.Object createInstance0(long features)

initDefaultValue

protected void initDefaultValue(T object)

Overrides:

initDefaultValue in class ObjectReaderBean<T>

createInstance

public T createInstance(java.util.Collection collection,
                        long features)

Returns:

T

createInstance

public T createInstance(long features)

Returns:

T

ignoreError

protected final boolean ignoreError(FieldReader fieldReader)

getFieldReader

public FieldReader getFieldReader(long hashCode)

Description copied from interface: ObjectReader

Gets the FieldReader for the specified field hash code.

Parameters:

hashCode - the hash code of the field name

Returns:

the FieldReader for the field, or null if not found

getFieldOrdinal

public int getFieldOrdinal(long hashCode)

getFieldReaderUL

protected final FieldReader getFieldReaderUL(long hashCode,
                                             JSONReader jsonReader,
                                             long features)

readFieldValue

protected final java.util.Map<java.lang.Long,java.lang.Object> readFieldValue(long hashCode,
                                                                              JSONReader jsonReader,
                                                                              long features,
                                                                              java.util.Map<java.lang.Long,java.lang.Object> map)

readFieldValue

protected final void readFieldValue(long hashCode,
                                    JSONReader jsonReader,
                                    long features,
                                    java.lang.Object object)

getFieldReaderLCase

public FieldReader getFieldReaderLCase(long hashCode)

Description copied from interface: ObjectReader

Gets the FieldReader for the specified field hash code, using lowercase matching.

Parameters:

hashCode - the hash code of the field name (lowercase)

Returns:

the FieldReader for the field, or null if not found

autoType

protected T autoType(JSONReader jsonReader)

readJSONBObject

public T readJSONBObject(JSONReader jsonReader,
                         java.lang.reflect.Type fieldType,
                         java.lang.Object fieldName,
                         long features)

Description copied from interface: ObjectReader

Reads an object from JSONB format.

Parameters:

jsonReader - the JSONReader to use for parsing

fieldType - the type of the field being read

fieldName - the name of the field being read

features - the features to use

Returns:

the deserialized object

autoType

public ObjectReader autoType(ObjectReaderProvider provider,
                             long typeHash)

Description copied from interface: ObjectReader

Resolves an ObjectReader for the specified type hash using the ObjectReaderProvider.

Parameters:

provider - the ObjectReaderProvider

typeHash - the hash code of the type name

Returns:

the ObjectReader for the type, or null if not found

autoType

public ObjectReader autoType(JSONReader.Context context,
                             long typeHash)

Description copied from interface: ObjectReader

Resolves an ObjectReader for the specified type hash using the JSON reader context.

Parameters:

context - the JSON reader context

typeHash - the hash code of the type name

Returns:

the ObjectReader for the type, or null if not found

initStringFieldAsEmpty

protected void initStringFieldAsEmpty(java.lang.Object object)

Overrides:

initStringFieldAsEmpty in class ObjectReaderBean<T>

createInstance

public T createInstance(java.util.Map map,
                        long features)

Returns:

T