Package org.apache.ignite.internal.binary

Class BinaryFieldImpl

java.lang.Object

org.apache.ignite.internal.binary.BinaryFieldImpl

All Implemented Interfaces:

BinaryField, BinaryFieldEx

public class BinaryFieldImpl
extends Object
implements BinaryFieldEx

Implementation of binary field descriptor.

Constructor Summary

Constructors

Constructor	Description
BinaryFieldImpl(BinaryContext ctx, int typeId, BinarySchemaRegistry schemas, String fieldName, int fieldId)	Constructor.

Method Summary

Modifier and Type	Method	Description
boolean	exists(BinaryObject obj)	Check whether field exists in the object.
int	fieldId()
int	fieldOrder(BinaryObjectExImpl obj)	Get relative field offset.
String	name()	Get field's name.
<F> F	readField(ByteBuffer buf)	Reads field value from the given byte buffer.
String	toString()
int	typeId()
<T> T	value(BinaryObject obj)	Get field's value from the given object.
boolean	writeField(BinaryObject obj, ByteBuffer buf)	Writes field value to the given byte buffer.

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryFieldImpl

public BinaryFieldImpl(BinaryContext ctx,
                       int typeId,
                       BinarySchemaRegistry schemas,
                       String fieldName,
                       int fieldId)

Constructor.

Parameters:

ctx - Binary context.

typeId - Type ID.

schemas - Schemas.

fieldName - Field name.

fieldId - Field ID.

Method Detail

name

public String name()

Get field's name.

Specified by:

name in interface BinaryField

Returns:

Name.

fieldId

public int fieldId()

Returns:

Field ID.

exists

public boolean exists(BinaryObject obj)

Check whether field exists in the object.

Specified by:

exists in interface BinaryField

Parameters:

obj - Object.

Returns:

True if exists.

value

public <T> T value(BinaryObject obj)

Get field's value from the given object.

Specified by:

value in interface BinaryField

Type Parameters:

T - Type of the field value.

Parameters:

obj - Object.

Returns:

Value.

typeId

public int typeId()

Specified by:

typeId in interface BinaryFieldEx

Returns:

Type ID this field relates to.

writeField

public boolean writeField(BinaryObject obj,
                          ByteBuffer buf)

Writes field value to the given byte buffer.

Specified by:

writeField in interface BinaryFieldEx

Parameters:

obj - Object from which the field should be extracted.

buf - Buffer to write the field value to.

Returns:

True if the value was successfully written, false if there is not enough space for the field in the buffer.

readField

public <F> F readField(ByteBuffer buf)

Reads field value from the given byte buffer.

Specified by:

readField in interface BinaryFieldEx

Parameters:

buf - Buffer to read value from.

Returns:

Field value.

fieldOrder

public int fieldOrder(BinaryObjectExImpl obj)

Get relative field offset.

Parameters:

obj - Object.

Returns:

Field offset.

toString

public String toString()

Overrides:

toString in class Object