All Superinterfaces:

Comparable<FHIRPathNode>

All Known Subinterfaces:

FHIRPathNumberValue, FHIRPathSystemValue, FHIRPathTemporalValue

All Known Implementing Classes:

FHIRPathAbstractNode, FHIRPathAbstractTemporalValue, FHIRPathBooleanValue, FHIRPathDateTimeValue, FHIRPathDateValue, FHIRPathDecimalValue, FHIRPathElementNode, FHIRPathIntegerValue, FHIRPathQuantityNode, FHIRPathQuantityValue, FHIRPathResourceNode, FHIRPathStringValue, FHIRPathTermServiceNode, FHIRPathTimeValue, FHIRPathTypeInfoNode
```
public interface FHIRPathNode
extends Comparable<FHIRPathNode>
```
In FHIRPath, data are represented as a tree of labeled nodes, where each node may optionally carry a primitive value and have child nodes. Nodes need not have a unique label, and leaf nodes must carry a primitive value.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface FHIRPathNode.Builder
A builder interface for building FHIRPathNode instances

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`void`	`accept(FHIRPathNodeVisitor visitor)`	A method for accepting a `FHIRPathNodeVisitor`
`<T extends FHIRPathNode> T`	`as(Class<T> nodeType)`	Cast this FHIRPathNode to the type specified in the parameter
`default FHIRPathElementNode`	`asElementNode()`	Cast this FHIRPathNode to a `FHIRPathElementNode`
`default FHIRPathResourceNode`	`asResourceNode()`	Cast this FHIRPathNode to a `FHIRPathResourceNode`
`default FHIRPathSystemValue`	`asSystemValue()`	Cast this FHIRPathNode to a `FHIRPathSystemValue`
`default FHIRPathTermServiceNode`	`asTermServiceNode()`	Cast this FHIRPathNode to a `FHIRPathTermServiceNode`
`default FHIRPathTypeInfoNode`	`asTypeInfoNode()`	Cast this FHIRPathNode to a `FHIRPathTypeInfoNode`
`Collection<FHIRPathNode>`	`children()`	The child nodes of this FHIRPathNode
`Collection<FHIRPathNode>`	`descendants()`	A collection of descendant nodes of this FHIRPathNode
`FHIRPathSystemValue`	`getValue()`	The primitive value that this FHIRPathNode is carrying
`boolean`	`hasValue()`	Indicates whether this FHIRPathNode carries a primitive value
`<T extends FHIRPathNode> boolean`	`is(Class<T> nodeType)`	Indicates whether this FHIRPathNode is type compatible with the parameter
`default boolean`	`isComparableTo(FHIRPathNode other)`	Indicates whether this FHIRPathNode is comparable to the parameter
`default boolean`	`isElementNode()`	Indicates whether this FHIRPathNode is type compatible with `FHIRPathElementNode`
`default boolean`	`isResourceNode()`	Indicates whether this FHIRPathNode is type compatible with `FHIRPathResourceNode`
`default boolean`	`isSystemValue()`	Indicates whether this FHIRPathNode is type compatible with `FHIRPathSystemValue`
`default boolean`	`isTermServiceNode()`	Indicates whether this FHIRPathNode is type compatible with `FHIRPathTermServiceNode`
`default boolean`	`isTypeInfoNode()`	Indicates whether this FHIRPathNode is type compatible with `FHIRPathTypeInfoNode`
`String`	`name()`	The name (label) of this FHIRPathNode
`String`	`path()`	The path of this FHIRPathNode
`Stream<FHIRPathNode>`	`stream()`	A stream-based view of this FHIRPathNode and all of its descendants
`FHIRPathType`	`type()`	The type of this FHIRPathNode

Methods inherited from interface java.lang.Comparable
compareTo

- Method Detail
  - name
```
String name()
```
    The name (label) of this FHIRPathNode
    
    Returns:
    
    the name of this FHIRPathNode if exists, otherwise null
  - path
```
String path()
```
    The path of this FHIRPathNode
    
    Returns:
    
    the path of this FHIRPathNode if exists, otherwise null
  - type
```
FHIRPathType type()
```
    The type of this FHIRPathNode
    
    Returns:
    
    the type of this FHIRPathNode
  - hasValue
```
boolean hasValue()
```
    Indicates whether this FHIRPathNode carries a primitive value
    
    Returns:
    
    true if this FHIRPathNode carries a primitive value, otherwise false
  - getValue
```
FHIRPathSystemValue getValue()
```
    The primitive value that this FHIRPathNode is carrying
    
    Returns:
    
    the primitive value that this FHIRPathNode is carrying if exists, otherwise null
  - children
```
Collection<FHIRPathNode> children()
```
    The child nodes of this FHIRPathNode
    
    Returns:
    
    a collection of child nodes for this FHIRPathNode if exists, otherwise empty collection
  - stream
```
Stream<FHIRPathNode> stream()
```
    A stream-based view of this FHIRPathNode and all of its descendants
    
    Returns:
    
    A stream containing this FHIRPathNode and all of its descendants
  - descendants
```
Collection<FHIRPathNode> descendants()
```
    A collection of descendant nodes of this FHIRPathNode
    
    Returns:
    
    a collection of descendant nodes of this FHIRPathNode if exists, otherwise empty collection
  - isComparableTo
```
default boolean isComparableTo(FHIRPathNode other)
```
    Indicates whether this FHIRPathNode is comparable to the parameter
    
    Parameters:
    
    other - the other FHIRPathNode
    
    Returns:
    
    true if this FHIRPathNode is comparable to the parameter, otherwise false
  - is
```
<T extends FHIRPathNode> boolean is(Class<T> nodeType)
```
    Indicates whether this FHIRPathNode is type compatible with the parameter
    
    Type Parameters:
    
    T - FHIRPathNode or one of its implementations
    
    Parameters:
    
    nodeType - the nodeType we are checking against
    
    Returns:
    
    true if this FHIRPathNode is type compatible with nodeType, otherwise false
  - as
```
<T extends FHIRPathNode> T as(Class<T> nodeType)
```
    Cast this FHIRPathNode to the type specified in the parameter
    
    Type Parameters:
    
    T - FHIRPathNode or one of its implementations
    
    Parameters:
    
    nodeType - the nodeType we are casting to
    
    Returns:
    
    this FHIRPathNode cast to the type specified in the parameter
  - isElementNode
```
default boolean isElementNode()
```
    Indicates whether this FHIRPathNode is type compatible with FHIRPathElementNode
    
    Returns:
    
    true if this FHIRPathNode is type compatible with FHIRPathElementNode, otherwise false
  - isResourceNode
```
default boolean isResourceNode()
```
    Indicates whether this FHIRPathNode is type compatible with FHIRPathResourceNode
    
    Returns:
    
    true if this FHIRPathNode is type compatible with FHIRPathResourceNode, otherwise false
  - isSystemValue
```
default boolean isSystemValue()
```
    Indicates whether this FHIRPathNode is type compatible with FHIRPathSystemValue
    
    Returns:
    
    true if this FHIRPathNode is type compatible with FHIRPathSystemValue, otherwise false
  - isTypeInfoNode
```
default boolean isTypeInfoNode()
```
    Indicates whether this FHIRPathNode is type compatible with FHIRPathTypeInfoNode
    
    Returns:
    
    true if this FHIRPathNode is type compatible with FHIRPathTypeInfoNode, otherwise false
  - isTermServiceNode
```
default boolean isTermServiceNode()
```
    Indicates whether this FHIRPathNode is type compatible with FHIRPathTermServiceNode
    
    Returns:
    
    true if this FHIRPathNode is type compatible with FHIRPathTermServiceNode, otherwise false
  - asElementNode
```
default FHIRPathElementNode asElementNode()
```
    Cast this FHIRPathNode to a FHIRPathElementNode
    
    Returns:
    
    this FHIRPathNode as a FHIRPathElementNode
  - asResourceNode
```
default FHIRPathResourceNode asResourceNode()
```
    Cast this FHIRPathNode to a FHIRPathResourceNode
    
    Returns:
    
    this FHIRPathNode as a FHIRPathResourceNode
  - asSystemValue
```
default FHIRPathSystemValue asSystemValue()
```
    Cast this FHIRPathNode to a FHIRPathSystemValue
    
    Returns:
    
    this FHIRPathNode as a FHIRPathSystemValue
  - asTypeInfoNode
```
default FHIRPathTypeInfoNode asTypeInfoNode()
```
    Cast this FHIRPathNode to a FHIRPathTypeInfoNode
    
    Returns:
    
    this FHIRPathNode as a FHIRPathTypeInfoNode
  - asTermServiceNode
```
default FHIRPathTermServiceNode asTermServiceNode()
```
    Cast this FHIRPathNode to a FHIRPathTermServiceNode
    
    Returns:
    
    this FHIRPathNode as a FHIRPathTermServiceNode
  - accept
```
void accept(FHIRPathNodeVisitor visitor)
```
    A method for accepting a FHIRPathNodeVisitor
    
    Parameters:
    
    visitor - the FHIRPathNodeVisitor that this FHIRPathNode is accepting

Interface FHIRPathNode

Nested Class Summary

Method Summary

Methods inherited from interface java.lang.Comparable

Method Detail

name

path

type

hasValue

getValue

children

stream

descendants

isComparableTo

is

as

isElementNode

isResourceNode

isSystemValue

isTypeInfoNode

isTermServiceNode

asElementNode

asResourceNode

asSystemValue

asTypeInfoNode

asTermServiceNode

accept