com.fasterxml.jackson.jr.stree

Class JrsValue

java.lang.Object

com.fasterxml.jackson.jr.stree.JrsValue

All Implemented Interfaces:

TreeNode

Direct Known Subclasses:

JrsArray, JrsMissing, JrsObject, JrsValue.Scalar

public abstract class JrsValue
extends Object
implements TreeNode

Shared base class for all "simple" node types of Jackson Jr "simple tree" package; implements TreeNode and is usable via matching TreeCodec implementation (see JacksonJrsTreeCodec).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JrsValue.Scalar Intermediate base class for non-structured types, other than JrsMissing.

Constructor Summary

Constructors

Constructor and Description
JrsValue()

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract JrsValue	_at(JsonPointer ptr)
String	asText() Method that may be called on scalar value nodes to get a textual representation of contents.
JrsValue	at(JsonPointer ptr)
JrsValue	at(String s)
Iterator<String>	fieldNames()
boolean	isArray()
boolean	isMissingNode()
boolean	isNumber() Method that allows checking whether this value is a JSON number (integer or floating-point).
boolean	isObject()
JsonParser.NumberType	numberType()
JsonParser	traverse()
JsonParser	traverse(ObjectCodec codec)
protected abstract void	write(JsonGenerator g, JacksonJrsTreeCodec codec)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.fasterxml.jackson.core.TreeNode

asToken, get, get, isContainerNode, isValueNode, path, path, size

Constructor Detail

JrsValue

public JrsValue()

Method Detail

numberType

public JsonParser.NumberType numberType()

Specified by:

numberType in interface TreeNode

isMissingNode

public boolean isMissingNode()

Specified by:

isMissingNode in interface TreeNode

isArray

public boolean isArray()

Specified by:

isArray in interface TreeNode

isObject

public boolean isObject()

Specified by:

isObject in interface TreeNode

fieldNames

public Iterator<String> fieldNames()

Specified by:

fieldNames in interface TreeNode

at

public JrsValue at(JsonPointer ptr)

Specified by:

at in interface TreeNode

at

public JrsValue at(String s)

Specified by:

at in interface TreeNode

traverse

public JsonParser traverse()

Specified by:

traverse in interface TreeNode

traverse

public JsonParser traverse(ObjectCodec codec)

Specified by:

traverse in interface TreeNode

isNumber

public boolean isNumber()

Method that allows checking whether this value is a JSON number (integer or floating-point).

asText

public String asText()

Method that may be called on scalar value nodes to get a textual representation of contents. Returns `null` for structured values (Arrays, Objects), textual representation for other types.

_at

protected abstract JrsValue _at(JsonPointer ptr)

write

protected abstract void write(JsonGenerator g,
         JacksonJrsTreeCodec codec)
                       throws IOException

Throws:

IOException