Selector (Smithy API 1.0.6)

```
public interface Selector
```
Matches a set of shapes using a selector expression.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class Selector.Runner
Builds the execution environment for a selector and executes selectors.

Field Summary

Fields
Modifier and Type Field Description

static Selector IDENTITY
A selector that always returns all provided values.

Method Summary

Modifier and Type	Method	Description
`static Selector`	`fromNode(Node node)`	Creates a Selector from a `Node`.
`static Selector`	`parse(java.lang.String expression)`	Parses a selector expression.
`Selector.Runner`	`runner()`	Creates a Selector `Runner`, used to customize how a selector is executed.
`default java.util.Set<Shape>`	`select(Model model)`	Matches a selector to a model.

- Field Detail
  - IDENTITY
```
static final Selector IDENTITY
```
    A selector that always returns all provided values.
- Method Detail
  - parse
```
static Selector parse(java.lang.String expression)
```
    Parses a selector expression.
    
    Parameters:
    
    expression - Expression to parse.
    
    Returns:
    
    Returns the parsed Selector.
  - fromNode
```
static Selector fromNode(Node node)
```
    Creates a Selector from a Node.
    
    Parameters:
    
    node - Node to parse.
    
    Returns:
    
    Returns the created selector.
    
    Throws:
    
    SourceException - on error.
  - select
```
default java.util.Set<Shape> select(Model model)
```
    Matches a selector to a model.
    
    Parameters:
    
    model - Model used to resolve shapes with.
    
    Returns:
    
    Returns the matching shapes.
  - runner
```
Selector.Runner runner()
```
    Creates a Selector Runner, used to customize how a selector is executed.
    
    Returns:
    
    Returns the created runner.