com.fasterxml.jackson.jr.stree

Class JrsMissing

java.lang.Object

com.fasterxml.jackson.jr.stree.JrsValue

com.fasterxml.jackson.jr.stree.JrsMissing

All Implemented Interfaces:

com.fasterxml.jackson.core.TreeNode

public final class JrsMissing
extends JrsValue

Virtual node used instead of `null`, when an operation does not match an actual existing node; this can significantly simplify handling when no null checks are needed.

Nested Class Summary

Nested classes/interfaces inherited from class com.fasterxml.jackson.jr.stree.JrsValue

JrsValue.Scalar

Constructor Summary

Constructors

Constructor and Description
JrsMissing()

Method Summary

Modifier and Type	Method and Description
protected JrsValue	_at(com.fasterxml.jackson.core.JsonPointer ptr)
com.fasterxml.jackson.core.JsonToken	asToken()
boolean	equals(Object o)
JrsValue	get(int i)
JrsValue	get(String s)
int	hashCode()
static JrsMissing	instance()
boolean	isContainerNode()
boolean	isMissingNode()
boolean	isValueNode()
JrsValue	path(int i)
JrsValue	path(String s)
int	size()
String	toString()
protected void	write(com.fasterxml.jackson.core.JsonGenerator g, JacksonJrsTreeCodec codec)

Methods inherited from class com.fasterxml.jackson.jr.stree.JrsValue

asText, at, at, fieldNames, isArray, isEmbeddedValue, isNull, isNumber, isObject, numberType, traverse, traverse

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

JrsMissing

public JrsMissing()

Method Detail

instance

public static final JrsMissing instance()

asToken

public com.fasterxml.jackson.core.JsonToken asToken()

isValueNode

public boolean isValueNode()

isContainerNode

public boolean isContainerNode()

isMissingNode

public boolean isMissingNode()

Specified by:

isMissingNode in interface com.fasterxml.jackson.core.TreeNode

Overrides:

isMissingNode in class JrsValue

_at

protected JrsValue _at(com.fasterxml.jackson.core.JsonPointer ptr)

Specified by:

_at in class JrsValue

size

public int size()

get

public JrsValue get(String s)

Specified by:

get in interface com.fasterxml.jackson.core.TreeNode

Specified by:

get in class JrsValue

get

public JrsValue get(int i)

Specified by:

get in interface com.fasterxml.jackson.core.TreeNode

Specified by:

get in class JrsValue

path

public JrsValue path(String s)

Specified by:

path in interface com.fasterxml.jackson.core.TreeNode

Specified by:

path in class JrsValue

path

public JrsValue path(int i)

Specified by:

path in interface com.fasterxml.jackson.core.TreeNode

Specified by:

path in class JrsValue

equals

public boolean equals(Object o)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

write

protected void write(com.fasterxml.jackson.core.JsonGenerator g,
                     JacksonJrsTreeCodec codec)
              throws IOException

Specified by:

write in class JrsValue

Throws:

IOException