@Immutable public final class NullDocument extends Object implements Document
Document.ListBuilder, Document.MapBuilder
Constructor and Description |
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NullDocument() |
Modifier and Type | Method and Description |
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<R> R |
accept(DocumentVisitor<? extends R> visitor)
Accepts a visitor with the Document.
|
void |
accept(VoidDocumentVisitor visitor)
Accepts a visitor with the Document.
|
boolean |
asBoolean() |
List<Document> |
asList() |
Map<String,Document> |
asMap() |
SdkNumber |
asNumber() |
String |
asString() |
boolean |
equals(Object obj) |
int |
hashCode() |
boolean |
isNull()
Checks if the document is a
null value. |
String |
toString() |
Object |
unwrap()
Unwraps NullDocument as null.
|
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
fromBoolean, fromList, fromMap, fromNull, fromNumber, fromNumber, fromNumber, fromNumber, fromNumber, fromNumber, fromNumber, fromNumber, fromString, isBoolean, isList, isMap, isNumber, isString, listBuilder, mapBuilder
public Object unwrap()
public boolean asBoolean()
public String asString()
public SdkNumber asNumber()
public boolean isNull()
Document
null
value.public <R> R accept(DocumentVisitor<? extends R> visitor)
public void accept(VoidDocumentVisitor visitor)
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