Package edu.yu.marketmaker.model

Record Class Position

java.lang.Object

java.lang.Record

edu.yu.marketmaker.model.Position

Record Components:

symbol - ticker

netQuantity - positive for long, negative for short

version - monotonic per symbol

lastFillId -

All Implemented Interfaces:

Identifiable<String>, Serializable

public record Position(String symbol, int netQuantity, long version, UUID lastFillId)
extends Record
implements Identifiable<String>, Serializable

Authoritative net quantity held for a symbol. Object to hold position generated by the Trading State Service. A position is updated by applying recorded fills.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
Position(String symbol, int netQuantity, long version, UUID lastFillId)	Creates an instance of a Position record class.

Method Summary

Modifier and Type	Method	Description
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
String	getId()	Returns the unique identifier for this entity.
final int	hashCode()	Returns a hash code value for this object.
UUID	lastFillId()	Returns the value of the lastFillId record component.
int	netQuantity()	Returns the value of the netQuantity record component.
String	symbol()	Returns the value of the symbol record component.
final String	toString()	Returns a string representation of this record class.
long	version()	Returns the value of the version record component.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

Position

public Position(String symbol,
 int netQuantity,
 long version,
 UUID lastFillId)

Creates an instance of a Position record class.

Parameters:

symbol - the value for the symbol record component

netQuantity - the value for the netQuantity record component

version - the value for the version record component

lastFillId - the value for the lastFillId record component

Method Details

getId

public String getId()

Description copied from interface: Identifiable

Returns the unique identifier for this entity.

Specified by:

getId in interface Identifiable<String>

Returns:

the unique key

toString

public final String toString()

Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.

Specified by:

toString in class Record

Returns:

a string representation of this object

hashCode

public final int hashCode()

Returns a hash code value for this object. The value is derived from the hash code of each of the record components.

Specified by:

hashCode in class Record

Returns:

a hash code value for this object

equals

public final boolean equals(Object o)

Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. Reference components are compared with Objects::equals(Object,Object); primitive components are compared with '=='.

Specified by:

equals in class Record

Parameters:

o - the object with which to compare

Returns:

true if this object is the same as the o argument; false otherwise.

symbol

public String symbol()

Returns the value of the symbol record component.

Returns:

the value of the symbol record component

netQuantity

public int netQuantity()

Returns the value of the netQuantity record component.

Returns:

the value of the netQuantity record component

version

public long version()

Returns the value of the version record component.

Returns:

the value of the version record component

lastFillId

public UUID lastFillId()

Returns the value of the lastFillId record component.

Returns:

the value of the lastFillId record component