Module swim.structure

Package swim.structure.operator

Class UnaryOperator

java.lang.Object

swim.structure.Item

swim.structure.Value

swim.structure.Expression

swim.structure.Operator

swim.structure.operator.UnaryOperator

All Implemented Interfaces:

Comparable<Item>, Iterable<Item>, Debug, Display

Direct Known Subclasses:

BitwiseNotOperator, NegativeOperator, NotOperator, PositiveOperator

public abstract class UnaryOperator
extends Operator

An Operator that represents a unary operation, i.e. an operation on one operand.

Constructor Summary

Constructors

Constructor	Description
UnaryOperator(Item operand)

Method Summary

Modifier and Type	Method	Description
boolean	isConstant()	Returns true if this Item always evaluates to the same Item.
final Item	operand()
abstract String	operator()	Returns the token that identifiers this Operator's operation.

Methods inherited from class swim.structure.Operator

compareTo, compareTo, equals, evaluate, hashCode

Methods inherited from class swim.structure.Expression

and, and, bitwiseAnd, bitwiseAnd, bitwiseNot, bitwiseOr, bitwiseOr, bitwiseXor, bitwiseXor, conditional, conditional, divide, divide, eq, eq, ge, ge, gt, gt, inverse, le, le, lt, lt, minus, minus, modulo, modulo, ne, ne, negative, not, or, or, plus, plus, positive, times, times

Methods inherited from class swim.structure.Value

absent, alias, body, booleanValue, booleanValue, branch, builder, byteValue, byteValue, charValue, charValue, commit, contains, containsKey, containsKey, containsValue, doubleValue, doubleValue, empty, extant, flattened, floatValue, floatValue, fromObject, get, get, getAttr, getAttr, getField, getField, getItem, getSlot, getSlot, head, header, headers, integerValue, integerValue, intValue, intValue, isAliased, isDefined, isDefinite, isDistinct, isMutable, key, keyEquals, lambda, length, longValue, longValue, numberValue, numberValue, removed, removed, shortValue, shortValue, stringValue, stringValue, tag, tail, target, toValue, unflattened

Methods inherited from class swim.structure.Item

appended, appended, appended, appended, appended, appended, appended, appended, cast, cast, coerce, coerce, concat, debug, display, evaluate, filter, filter, globalScope, invoke, iterator, max, min, precedence, prepended, prepended, prepended, prepended, prepended, prepended, prepended, prepended, substitute, substitute, toString, typeOrder, updated, updated, updated, updated, updated, updated, updated, updated, updated, updated, updated, updated, updated, updated, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedAttr, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot, updatedSlot

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Details

UnaryOperator

public UnaryOperator(Item operand)

Method Details

operand

public final Item operand()

operator

public abstract String operator()

Returns the token that identifiers this Operator's operation. Used to uniquely identify the type of operation, and to aid serialization.

isConstant

public boolean isConstant()

Description copied from class: Item

Returns true if this Item always evaluates to the same Item.

Specified by:

isConstant in class Item