Matcher (Smithy API 1.50.0)

java.lang.Object
- software.amazon.smithy.waiters.Matcher<T>

All Implemented Interfaces:

ToNode

Direct Known Subclasses:

Matcher.ErrorTypeMember, Matcher.InputOutputMember, Matcher.OutputMember, Matcher.SuccessMember, Matcher.UnknownMember
```
public abstract class Matcher<T>
extends java.lang.Object
implements ToNode
```
Determines if an acceptor matches the current state of a resource.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`Matcher.ErrorTypeMember`	Matches if an operation returns an error, and the error matches the expected error type.
`static class`	`Matcher.InputOutputMember`
`static class`	`Matcher.OutputMember`
`static class`	`Matcher.SuccessMember`	When set to true, matches when a call returns a success response.
`static class`	`Matcher.UnknownMember`	Represents an union value.
`static interface`	`Matcher.Visitor<T>`	Visits the variants of the Matcher union type.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`abstract <U> U`	`accept(Matcher.Visitor<U> visitor)`	Visits the Matcher union type.
`boolean`	`equals(java.lang.Object o)`
`static Matcher<?>`	`fromNode(Node node)`	Creates a `Matcher` from a `Node`.
`abstract java.lang.String`	`getMemberName()`	Gets the member name of the matcher.
`abstract T`	`getValue()`	Gets the value of the set matcher variant.
`int`	`hashCode()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface software.amazon.smithy.model.node.ToNode
toNode

- Method Detail
  - getValue
```
public abstract T getValue()
```
    Gets the value of the set matcher variant.
    
    Returns:
    
    Returns the set variant's value.
  - getMemberName
```
public abstract java.lang.String getMemberName()
```
    Gets the member name of the matcher.
    
    Returns:
    
    Returns the set member name.
  - accept
```
public abstract <U> U accept(Matcher.Visitor<U> visitor)
```
    Visits the Matcher union type.
    
    Type Parameters:
    
    U - The type returned by the visitor.
    
    Parameters:
    
    visitor - Visitor to apply.
    
    Returns:
    
    Returns the return value of the visitor.
  - hashCode
```
public final int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - equals
```
public final boolean equals(java.lang.Object o)
```
    Overrides:
    
    equals in class java.lang.Object
  - fromNode
```
public static Matcher<?> fromNode(Node node)
```
    Creates a Matcher from a Node.
    
    Parameters:
    
    node - Node to create a Matcher from.
    
    Returns:
    
    Returns the create Matcher.
    
    Throws:
    
    ExpectationNotMetException - if the given node is invalid.