Package com.avoka.fc.core.servlet

Class HeaderFilter

java.lang.Object

com.avoka.fc.core.servlet.HeaderFilter

All Implemented Interfaces:

Filter

public class HeaderFilter
extends Object
implements Filter

Provides a servlet filter which adds settings to the header of a response.

Since:

18.11.0

Field Summary

Fields

Modifier and Type	Field	Description
protected static String	CORS_APPLY_HEADERS
protected static String	CORS_APPROVED_ORIGINS
protected static String	CORS_CDN_URL
protected static String	CORS_EXCLUDED_PATHS
protected static String	CORS_HEADERS
protected static String	CORS_REQUEST_ORIGIN

Constructor Summary

Constructors

Constructor	Description
HeaderFilter()

Method Summary

Modifier and Type	Method	Description
void	destroy()	Called by the web container to indicate to a filter that it is being taken out of service.
void	doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain)	Call the filter chain then validates the response to ensure header has been added If not then adds the default one defined in the PortalProperty.
void	init(FilterConfig filterConfig)	Called by the web container to indicate to a filter that it is being placed into service.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CORS_APPLY_HEADERS

protected static final String CORS_APPLY_HEADERS

See Also:

Constant Field Values

CORS_APPROVED_ORIGINS

protected static final String CORS_APPROVED_ORIGINS

See Also:

Constant Field Values

CORS_EXCLUDED_PATHS

protected static final String CORS_EXCLUDED_PATHS

See Also:

Constant Field Values

CORS_HEADERS

protected static final String CORS_HEADERS

See Also:

Constant Field Values

CORS_REQUEST_ORIGIN

protected static final String CORS_REQUEST_ORIGIN

See Also:

Constant Field Values

CORS_CDN_URL

protected static final String CORS_CDN_URL

See Also:

Constant Field Values

Constructor Detail

HeaderFilter

public HeaderFilter()

Method Detail

init

public void init(FilterConfig filterConfig)
          throws ServletException

Called by the web container to indicate to a filter that it is being placed into service.

Specified by:

init in interface Filter

Parameters:

filterConfig - the filter config

Throws:

ServletException - if an error occurs during initiation.

See Also:

Filter.init(FilterConfig)

destroy

public void destroy()

Called by the web container to indicate to a filter that it is being taken out of service.

Specified by:

destroy in interface Filter

See Also:

Filter.destroy()

doFilter

public void doFilter(ServletRequest request,
                     ServletResponse response,
                     FilterChain filterChain)
              throws IOException,
                     ServletException

Call the filter chain then validates the response to ensure header has been added If not then adds the default one defined in the PortalProperty.

Specified by:

doFilter in interface Filter

Parameters:

request - the servlet request

response - the servlet response

filterChain - the filter chain

Throws:

IOException - if an I/O error occurs

ServletException - if a servlet error occurs