org.springframework.data.mongodb.core.aggregation

Class SetOperators.SetUnion

java.lang.Object

org.springframework.data.mongodb.core.aggregation.SetOperators.SetUnion

All Implemented Interfaces:

AggregationExpression

Enclosing class:

SetOperators

public static class SetOperators.SetUnion
extends Object

AggregationExpression for $setUnion.

Author:

Christoph Strobl

Method Summary

Modifier and Type	Method and Description
protected List<Object>	append(Object value)
protected Map<String,Object>	append(String key, Object value)
static SetOperators.SetUnion	arrayAsSet(AggregationExpression expression) Creates new SetOperators.SetUnion.
static SetOperators.SetUnion	arrayAsSet(String arrayReference) Creates new SetOperators.SetUnion.
protected static List<Field>	asFields(String... fieldRefs)
protected String	getMongoMethod()
com.mongodb.DBObject	toDbObject(AggregationOperationContext context) Turns the AggregationExpression into a DBObject within the given AggregationOperationContext.
com.mongodb.DBObject	toDbObject(Object value, AggregationOperationContext context)
SetOperators.SetUnion	union(AggregationExpression... expressions) Creates new SetOperators.SetUnion with all previously added arguments appending the given one.
SetOperators.SetUnion	union(String... arrayReferences) Creates new SetOperators.SetUnion with all previously added arguments appending the given one.
protected List<Object>	values()

Methods inherited from class java.lang.Object

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

Method Detail

getMongoMethod

protected String getMongoMethod()

arrayAsSet

public static SetOperators.SetUnion arrayAsSet(String arrayReference)

Creates new SetOperators.SetUnion.

Parameters:

arrayReference - must not be null.

Returns:

arrayAsSet

public static SetOperators.SetUnion arrayAsSet(AggregationExpression expression)

Creates new SetOperators.SetUnion.

Parameters:

expression - must not be null.

Returns:

union

public SetOperators.SetUnion union(String... arrayReferences)

Creates new SetOperators.SetUnion with all previously added arguments appending the given one.

Parameters:

arrayReferences - must not be null.

Returns:

union

public SetOperators.SetUnion union(AggregationExpression... expressions)

Creates new SetOperators.SetUnion with all previously added arguments appending the given one.

Parameters:

expressions - must not be null.

Returns:

toDbObject

public com.mongodb.DBObject toDbObject(AggregationOperationContext context)

Description copied from interface: AggregationExpression

Turns the AggregationExpression into a DBObject within the given AggregationOperationContext.

Specified by:

toDbObject in interface AggregationExpression

Returns:

toDbObject

public com.mongodb.DBObject toDbObject(Object value,
                                       AggregationOperationContext context)

asFields

protected static List<Field> asFields(String... fieldRefs)

append

protected List<Object> append(Object value)

append

protected Map<String,Object> append(String key,
                                    Object value)

values

protected List<Object> values()