java.lang.Object
- io.microsphere.spring.web.servlet.util.WebUtils

```
public abstract class WebUtils
extends java.lang.Object
```
Web Utilities Class

Since:

1.0.0

Author:

Mercy

See Also:

WebUtils

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static java.util.Map<java.lang.String,? extends javax.servlet.FilterRegistration>`	`findFilterRegistrations(javax.servlet.ServletContext servletContext, java.lang.Class<? extends javax.servlet.Filter> filterClass)`	Find the `map` of `FilterRegistration` in specified `Filter` `Class`
`protected static <R extends javax.servlet.Registration> java.util.Map<java.lang.String,R>`	`findRegistrations(javax.servlet.ServletContext servletContext, java.util.Map<java.lang.String,R> registrationsMap, java.lang.Class<?> targetClass)`	Find the `map` of `Registration` in specified `Class`
`static java.util.Map<java.lang.String,? extends javax.servlet.ServletRegistration>`	`findServletRegistrations(javax.servlet.ServletContext servletContext, java.lang.Class<? extends javax.servlet.Servlet> servletClass)`	Find the `map` of `ServletRegistration` in specified `Servlet` `Class`
`static javax.servlet.ServletContext`	`getServletContext(javax.servlet.http.HttpServletRequest request)`	Get `ServletContext` from `HttpServletRequest`
`static boolean`	`isRunningBelowServlet3Container(javax.servlet.ServletContext servletContext)`	Is Running below Servlet 3 Container

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

Method Detail

isRunningBelowServlet3Container

public static boolean isRunningBelowServlet3Container(@Nonnull
                                                      javax.servlet.ServletContext servletContext)

Is Running below Servlet 3 Container

Parameters:: servletContext - ServletContext
Returns:: If below , true

getServletContext

@Nonnull
public static javax.servlet.ServletContext getServletContext(@Nonnull
                                                             javax.servlet.http.HttpServletRequest request)

Get ServletContext from HttpServletRequest

Parameters:: request - HttpServletRequest
Returns:: non-null

findFilterRegistrations

@Nonnull
public static java.util.Map<java.lang.String,? extends javax.servlet.FilterRegistration> findFilterRegistrations(@Nonnull
                                                                                                                       javax.servlet.ServletContext servletContext,
                                                                                                                       @Nonnull
                                                                                                                       java.lang.Class<? extends javax.servlet.Filter> filterClass)

Find the map of FilterRegistration in specified Filter Class

Parameters:: servletContext - ServletContext; filterClass - The of class of Filter
Returns:: the map of ServletRegistration

findServletRegistrations

public static java.util.Map<java.lang.String,? extends javax.servlet.ServletRegistration> findServletRegistrations(@Nonnull
                                                                                                                         javax.servlet.ServletContext servletContext,
                                                                                                                         @Nonnull
                                                                                                                         java.lang.Class<? extends javax.servlet.Servlet> servletClass)

Find the map of ServletRegistration in specified Servlet Class

Parameters:: servletContext - ServletContext; servletClass - The of class of Servlet
Returns:: the unmodifiable map of ServletRegistration

findRegistrations

protected static <R extends javax.servlet.Registration> java.util.Map<java.lang.String,R> findRegistrations(javax.servlet.ServletContext servletContext,
                                                                                                                  java.util.Map<java.lang.String,R> registrationsMap,
                                                                                                                  java.lang.Class<?> targetClass)

Find the map of Registration in specified Class

Type Parameters:: R - the subtype of Registration
Parameters:: servletContext - ServletContext; registrationsMap - the map of Registration; targetClass - the target Class
Returns:: the unmodifiable map of Registration i

Class WebUtils