public class IfNull
extends Expression
implements FieldHolder<IfNull>

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`encode(Datastore datastore, BsonWriter writer, EncoderContext encoderContext)`
`IfNull`	`field(String name, Expression expression)`
`DocumentExpression`	`getDocument()`
`Expression`	`getReplacement()`
`Expression`	`getTarget()`
`IfNull`	`replacement(Expression replacement)`
`IfNull`	`target(Expression target)`

Methods inherited from class dev.morphia.aggregation.expressions.impls.Expression
getOperation, getValue, toString

public void encode(Datastore datastore,
                   BsonWriter writer,
                   EncoderContext encoderContext)

Overrides:: encode in class Expression
Parameters:: datastore - the datastore; writer - the writer; encoderContext - the context

public IfNull field(String name,
                    Expression expression)

public DocumentExpression getDocument()

public IfNull replacement(Expression replacement)

public IfNull target(Expression target)

Class IfNull