AbstractAnswerServlet (Nexmo Java SDK)

java.lang.Object
- javax.servlet.GenericServlet
- - javax.servlet.http.HttpServlet
  - - com.nexmo.client.voice.servlet.AbstractAnswerServlet

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig
```
public abstract class AbstractAnswerServlet
extends javax.servlet.http.HttpServlet
```
Useful abstract HttpServlet for implementing NCCO callbacks.
Implement handleRequest(HttpServletRequest) to return an NccoResponse and this servlet will ensure that the response is serialized correctly for the Nexmo Voice API.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

AbstractAnswerServlet()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected void`	`doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)`
`protected void`	`doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)`
`protected abstract NccoResponse`	`handleRequest(javax.servlet.http.HttpServletRequest request)`	Handle a request for NCCO instructions from the Nexmo Voice API.

Methods inherited from class javax.servlet.http.HttpServlet
doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet
destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

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

- Constructor Detail
  - AbstractAnswerServlet
```
public AbstractAnswerServlet()
```
- Method Detail
  - doGet
```
protected void doGet(javax.servlet.http.HttpServletRequest req,
                     javax.servlet.http.HttpServletResponse resp)
              throws javax.servlet.ServletException,
                     java.io.IOException
```
    Overrides:
    
    doGet in class javax.servlet.http.HttpServlet
    
    Throws:
    
    javax.servlet.ServletException
    
    java.io.IOException
  - doPost
```
protected void doPost(javax.servlet.http.HttpServletRequest req,
                      javax.servlet.http.HttpServletResponse resp)
               throws javax.servlet.ServletException,
                      java.io.IOException
```
    Overrides:
    
    doPost in class javax.servlet.http.HttpServlet
    
    Throws:
    
    javax.servlet.ServletException
    
    java.io.IOException
  - handleRequest
```
protected abstract NccoResponse handleRequest(javax.servlet.http.HttpServletRequest request)
```
    Handle a request for NCCO instructions from the Nexmo Voice API.
    Implementations should return an NccoResponse object (most easily constructed using NccoResponseBuilder.
    
    Parameters:
    
    request - the HttpServletRequest parsed from the request made by the Nexmo Voice API
    
    Returns:
    
    An NccoResponse containing Ncco instructions for the Nexmo Voice API