CmsExportExpiresFilter (OpenCms Core API, version 17.0)

java.lang.Object
- org.opencms.main.CmsExportExpiresFilter

All Implemented Interfaces:

javax.servlet.Filter
```
public class CmsExportExpiresFilter
extends java.lang.Object
implements javax.servlet.Filter
```
Simple filter for setting caching headers for exported resources.
CSS and Javascript are assumed to be cacheable for 24 hours, everything else is assumed to be cacheable for 365 days.

Constructor Summary

Constructors
Constructor Description

CmsExportExpiresFilter()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`destroy()`
`void`	`doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)`
`void`	`init(javax.servlet.FilterConfig filterConfig)`

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

- Constructor Detail
  - CmsExportExpiresFilter
```
public CmsExportExpiresFilter()
```
- Method Detail
  - destroy
```
public void destroy()
```
    Specified by:
    
    destroy in interface javax.servlet.Filter
    
    See Also:
    
    Filter.destroy()
  - doFilter
```
public void doFilter(javax.servlet.ServletRequest request,
                     javax.servlet.ServletResponse response,
                     javax.servlet.FilterChain chain)
              throws java.io.IOException,
                     javax.servlet.ServletException
```
    Specified by:
    
    doFilter in interface javax.servlet.Filter
    
    Throws:
    
    java.io.IOException
    
    javax.servlet.ServletException
    
    See Also:
    
    Filter.doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)
  - init
```
public void init(javax.servlet.FilterConfig filterConfig)
```
    Specified by:
    
    init in interface javax.servlet.Filter
    
    See Also:
    
    Filter.init(javax.servlet.FilterConfig)