MessageFilter

All Superinterfaces:

java.io.Serializable
```
public interface MessageFilter
extends java.io.Serializable
```
A MessageFilter is installed on a ClientReqSession to allow the filtering of various operations.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`MessageFilterResponse`	`filter(GatewayContext context, Message message)`	Return `null` to pass through the filter, or return a MessageFilterResponse with a non-zero (zero==GatewayConstants.ERRNO_OK) err to abort the processing of the message.

- Method Detail
  - filter
```
MessageFilterResponse filter(GatewayContext context,
                             Message message)
```
    Return null to pass through the filter, or return a MessageFilterResponse with a non-zero (zero==GatewayConstants.ERRNO_OK) err to abort the processing of the message.