java.lang.Object
- org.springframework.boot.web.servlet.RegistrationBean

All Implemented Interfaces:
ServletContextInitializer, org.springframework.core.Ordered
Direct Known Subclasses:
DynamicRegistrationBean, ServletListenerRegistrationBean
```
public abstract class RegistrationBean
extends Object
implements ServletContextInitializer, org.springframework.core.Ordered
```
Base class for Servlet 3.0+ based registration beans.
Since:
1.4.0
See Also:
ServletRegistrationBean, FilterRegistrationBean, DelegatingFilterProxyRegistrationBean, ServletListenerRegistrationBean

Field Summary
- Fields inherited from interface org.springframework.core.Ordered
  HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary
Constructors
Constructor Description
RegistrationBean()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract String`	`getDescription()`	Return a description of the registration.
`int`	`getOrder()`	Get the order of the registration bean.
`boolean`	`isEnabled()`	Return if the registration is enabled.
`void`	`onStartup(javax.servlet.ServletContext servletContext)`	Configure the given `ServletContext` with any servlets, filters, listeners context-params and attributes necessary for initialization.
`protected abstract void`	`register(String description, javax.servlet.ServletContext servletContext)`	Register this bean with the servlet context.
`void`	`setEnabled(boolean enabled)`	Flag to indicate that the registration is enabled.
`void`	`setOrder(int order)`	Set the order of the registration bean.

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

- Constructor Detail
  - RegistrationBean
```
public RegistrationBean()
```
- Method Detail
  - onStartup
```
public final void onStartup(javax.servlet.ServletContext servletContext)
                     throws javax.servlet.ServletException
```
    Description copied from interface: ServletContextInitializer
    Configure the given ServletContext with any servlets, filters, listeners context-params and attributes necessary for initialization.
    Specified by:
    onStartup in interface ServletContextInitializer
    Parameters:
    servletContext - the ServletContext to initialize
    Throws:
    javax.servlet.ServletException - if any call against the given ServletContext throws a ServletException
  - getDescription
```
protected abstract String getDescription()
```
    Return a description of the registration. For example "Servlet resourceServlet"
    Returns:
    a description of the registration
  - register
```
protected abstract void register(String description,
                                 javax.servlet.ServletContext servletContext)
```
    Register this bean with the servlet context.
    Parameters:
    description - a description of the item being registered
    servletContext - the servlet context
  - setEnabled
```
public void setEnabled(boolean enabled)
```
    Flag to indicate that the registration is enabled.
    Parameters:
    enabled - the enabled to set
  - isEnabled
```
public boolean isEnabled()
```
    Return if the registration is enabled.
    Returns:
    if enabled (default true)
  - setOrder
```
public void setOrder(int order)
```
    Set the order of the registration bean.
    Parameters:
    order - the order
  - getOrder
```
public int getOrder()
```
    Get the order of the registration bean.
    Specified by:
    getOrder in interface org.springframework.core.Ordered
    Returns:
    the order

Class RegistrationBean

Field Summary

Fields inherited from interface org.springframework.core.Ordered

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

RegistrationBean

Method Detail

onStartup

getDescription

register

setEnabled

isEnabled

setOrder

getOrder