Class NullDocument
- java.lang.Object
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- software.amazon.awssdk.core.document.internal.NullDocument
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- All Implemented Interfaces:
Serializable
,Document
@Immutable public final class NullDocument extends Object implements Document
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from interface software.amazon.awssdk.core.document.Document
Document.ListBuilder, Document.MapBuilder
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Constructor Summary
Constructors Constructor Description NullDocument()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description <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 anull
value.String
toString()
Object
unwrap()
Unwraps NullDocument as null.
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Method Detail
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unwrap
public Object unwrap()
Unwraps NullDocument as null.
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asBoolean
public boolean asBoolean()
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asString
public String asString()
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asNumber
public SdkNumber asNumber()
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isNull
public boolean isNull()
Description copied from interface:Document
Checks if the document is anull
value.
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accept
public <R> R accept(DocumentVisitor<? extends R> visitor)
Accepts a visitor with the Document.
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accept
public void accept(VoidDocumentVisitor visitor)
Accepts a visitor with the Document. Calls visitNull of visitor.
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