com.mongodb.client.model

Class UnwindOptions

java.lang.Object

com.mongodb.client.model.UnwindOptions

public final class UnwindOptions
extends java.lang.Object

The options for an unwind aggregation pipeline stage

Since:

3.2

Constructor Summary

Constructors

Constructor and Description
UnwindOptions()

Method Summary

Modifier and Type	Method and Description
java.lang.String	getIncludeArrayIndex() Gets the includeArrayIndex field if set or null
UnwindOptions	includeArrayIndex(java.lang.String arrayIndexFieldName) Sets the field to be used to store the array index of the unwound item
java.lang.Boolean	isPreserveNullAndEmptyArrays() If true the unwind stage will include documents that have null values or empty arrays
UnwindOptions	preserveNullAndEmptyArrays(java.lang.Boolean preserveNullAndEmptyArrays) Sets true if the unwind stage should include documents that have null values or empty arrays
java.lang.String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

UnwindOptions

public UnwindOptions()

Method Detail

isPreserveNullAndEmptyArrays

@Nullable
public java.lang.Boolean isPreserveNullAndEmptyArrays()

If true the unwind stage will include documents that have null values or empty arrays

Returns:

the preserve null values and empty arrays value or null

preserveNullAndEmptyArrays

public UnwindOptions preserveNullAndEmptyArrays(@Nullable
                                                java.lang.Boolean preserveNullAndEmptyArrays)

Sets true if the unwind stage should include documents that have null values or empty arrays

Parameters:

preserveNullAndEmptyArrays - flag depicting if the unwind stage should include documents that have null values or empty arrays

Returns:

this

getIncludeArrayIndex

@Nullable
public java.lang.String getIncludeArrayIndex()

Gets the includeArrayIndex field if set or null

Returns:

the includeArrayIndex field if set or null

includeArrayIndex

public UnwindOptions includeArrayIndex(@Nullable
                                       java.lang.String arrayIndexFieldName)

Sets the field to be used to store the array index of the unwound item

Parameters:

arrayIndexFieldName - the field to be used to store the array index of the unwound item

Returns:

this

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object