public static class ArrayOperators.Zip extends Object
AggregationExpression
for $zip
.Modifier and Type | Class and Description |
---|---|
protected static class |
AbstractAggregationExpression.Expand
Expand a nested list of values to single entries or keep the list.
|
static class |
ArrayOperators.Zip.ZipBuilder |
Modifier | Constructor and Description |
---|---|
protected |
Zip(Map<String,Object> value) |
Modifier and Type | Method and Description |
---|---|
protected List<Object> |
append(Object value) |
protected List<Object> |
append(Object value,
AbstractAggregationExpression.Expand expandList) |
protected Map<String,Object> |
append(String key,
Object value) |
protected Map<String,Object> |
argumentMap()
Get the argument map.
|
static ArrayOperators.Zip.ZipBuilder |
arrayOf(AggregationExpression expression)
Start creating new
ArrayOperators.Zip . |
static ArrayOperators.Zip.ZipBuilder |
arrayOf(Collection<?> values)
Start creating new
ArrayOperators.Zip . |
static ArrayOperators.Zip.ZipBuilder |
arrayOf(String fieldReference)
Start creating new
ArrayOperators.Zip . |
protected static List<Field> |
asFields(String... fieldRefs) |
protected boolean |
contains(Object key)
Check if the given key is available.
|
ArrayOperators.Zip |
defaultTo(AggregationExpression expression)
Optionally provide a default value.
|
ArrayOperators.Zip |
defaultTo(Object[] array)
Optionally provide a default value.
|
ArrayOperators.Zip |
defaultTo(String fieldReference)
Optionally provide a default value.
|
protected <T> T |
get(int index)
Get the value at a given index.
|
protected <T> T |
get(Object key)
Get the value for a given key.
|
protected String |
getMongoMethod() |
org.bson.Document |
toDocument(AggregationOperationContext context)
|
org.bson.Document |
toDocument(Object value,
AggregationOperationContext context) |
ArrayOperators.Zip |
useLongestLength()
Create new
ArrayOperators.Zip and set the useLongestLength property to true. |
protected List<Object> |
values() |
protected String getMongoMethod()
public static ArrayOperators.Zip.ZipBuilder arrayOf(String fieldReference)
ArrayOperators.Zip
.fieldReference
- must not be null.ArrayOperators.Zip.ZipBuilder
to create ArrayOperators.Zip
.public static ArrayOperators.Zip.ZipBuilder arrayOf(AggregationExpression expression)
ArrayOperators.Zip
.expression
- must not be null.ArrayOperators.Zip.ZipBuilder
to create ArrayOperators.Zip
.public static ArrayOperators.Zip.ZipBuilder arrayOf(Collection<?> values)
ArrayOperators.Zip
.values
- must not be null.ArrayOperators.Zip
.public ArrayOperators.Zip useLongestLength()
ArrayOperators.Zip
and set the useLongestLength
property to true.ArrayOperators.Zip
.public ArrayOperators.Zip defaultTo(String fieldReference)
fieldReference
- must not be null.ArrayOperators.Zip
.public ArrayOperators.Zip defaultTo(AggregationExpression expression)
expression
- must not be null.ArrayOperators.Zip
.public ArrayOperators.Zip defaultTo(Object[] array)
array
- must not be null.ArrayOperators.Zip
.public org.bson.Document toDocument(AggregationOperationContext context)
AggregationExpression
toDocument
in interface AggregationExpression
context
- must not be null.Document
) form of the expression.public org.bson.Document toDocument(Object value, AggregationOperationContext context)
protected List<Object> append(Object value, AbstractAggregationExpression.Expand expandList)
protected <T> T get(int index)
T
- index
- protected <T> T get(Object key)
T
- key
- protected boolean contains(Object key)
key
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