public static class ArrayOperators.IsArray extends Object
AggregationExpression
for $isArray
.Modifier and Type | Method and Description |
---|---|
protected List<Object> |
append(Object value) |
protected Map<String,Object> |
append(String key,
Object value) |
protected static List<Field> |
asFields(String... fieldRefs) |
protected String |
getMongoMethod() |
static ArrayOperators.IsArray |
isArray(AggregationExpression expression)
Creates new
ArrayOperators.IsArray . |
static ArrayOperators.IsArray |
isArray(String fieldReference)
Creates new
ArrayOperators.IsArray . |
com.mongodb.DBObject |
toDbObject(AggregationOperationContext context)
|
com.mongodb.DBObject |
toDbObject(Object value,
AggregationOperationContext context) |
protected List<Object> |
values() |
protected String getMongoMethod()
public static ArrayOperators.IsArray isArray(String fieldReference)
ArrayOperators.IsArray
.fieldReference
- must not be null.public static ArrayOperators.IsArray isArray(AggregationExpression expression)
ArrayOperators.IsArray
.expression
- must not be null.public com.mongodb.DBObject toDbObject(AggregationOperationContext context)
AggregationExpression
toDbObject
in interface AggregationExpression
public com.mongodb.DBObject toDbObject(Object value, AggregationOperationContext context)
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