com.hazelcast.nio.serialization

Interface ClassDefinition

public interface ClassDefinition

Defines a class schema for Portable classes. It allows to query field names, types, class IDs etc. It can be created manually using ClassDefinitionBuilder or on-demand during serialization.

See Also:

Portable, ClassDefinitionBuilder

Method Summary

Modifier and Type	Method and Description
int	getClassId() Returns the class ID.
int	getFactoryId() Returns the factory ID.
FieldDefinition	getField(int fieldIndex) Gets the FieldDefinition for a given fieldIndex.
FieldDefinition	getField(String name) Gets the FieldDefinition for a particular field.
int	getFieldClassId(String fieldName) Gets the class ID of a field.
int	getFieldCount() Returns the field count.
Set<String>	getFieldNames() Returns a Set of all field names.
FieldType	getFieldType(String fieldName) Get the FieldType for a given fieldName.
int	getVersion() Returns the version.
boolean	hasField(String fieldName) Checks if there exists a FieldDefinition with the given fieldName.

Method Detail

getField

FieldDefinition getField(String name)

Gets the FieldDefinition for a particular field.

Parameters:

name - name of the field

Returns:

field definition by given name or null

getField

FieldDefinition getField(int fieldIndex)

Gets the FieldDefinition for a given fieldIndex.

Parameters:

fieldIndex - index of the field

Returns:

field definition by given index

Throws:

IndexOutOfBoundsException - if the fieldIndex is invalid.

hasField

boolean hasField(String fieldName)

Checks if there exists a FieldDefinition with the given fieldName.

Parameters:

fieldName - field name

Returns:

true if this class definition contains a field named by given name

getFieldNames

Set<String> getFieldNames()

Returns a Set of all field names.

Returns:

all field names contained in this class definition

getFieldType

FieldType getFieldType(String fieldName)

Get the FieldType for a given fieldName.

Parameters:

fieldName - name of the field

Returns:

type of given field

Throws:

IllegalArgumentException - if the field does not exist.

getFieldClassId

int getFieldClassId(String fieldName)

Gets the class ID of a field.

Parameters:

fieldName - name of the field

Returns:

class ID of given field

Throws:

IllegalArgumentException - if the field does not not exist

getFieldCount

int getFieldCount()

Returns the field count.

Returns:

total field count

getFactoryId

int getFactoryId()

Returns the factory ID.

Returns:

factory ID

getClassId

int getClassId()

Returns the class ID.

Returns:

class ID

getVersion

int getVersion()

Returns the version.

Returns:

version