Validator 0.15.0 API

All Implemented Interfaces:

io.github.cfraser.graphguard.Server.Plugin
```
public final class Validator
 implements Server.Plugin
                    
```
Validator is a Server.Plugin that validates the Bolt.Run.query and Bolt.Run.parameters in a Bolt.Run message. If the data in the Bolt.Message is invalid, according to the rule, then a Bolt.Failure and Bolt.Ignored is returned upon the next Bolt.Pull.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public interface`	`Validator.Rule`	validate a Cypher query.

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description
`Validator(Validator.Rule rule, Long cacheSize)`
`Validator(Validator.Rule rule)`

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`Bolt.Message`	`intercept(Bolt.Session session, Bolt.Message message)`	Intercept, and optionally transform, the message.
`Unit`	`observe(Server.Event event)`	Observe the event.

Methods inherited from class io.github.cfraser.graphguard.Server.Plugin
then
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Validator
```
Validator(Validator.Rule rule, Long cacheSize)
```
    Parameters:
    
    rule - the Rule to validate
    
    cacheSize - the maximum entries in the cache of validated queries
  - Validator
```
Validator(Validator.Rule rule)
```
    Parameters:
    
    rule - the Rule to validate
- Method Detail
  - intercept
```
 Bolt.Message intercept(Bolt.Session session, Bolt.Message message)
```
    Intercept, and optionally transform, the message.
    If the returned Bolt.Message is a Bolt.Request then it's sent to the graph server, otherwise the Bolt.Response is sent to the proxy client.
    
    Parameters:
    
    session - the Bolt.Session
    
    message - the intercepted Bolt message
    
    Returns:
    
    the Bolt.Message to send
  - observe
```
 Unit observe(Server.Event event)
```
    Observe the event.
    
    Parameters:
    
    event - the Server.Event that occurred