de.innovationgate.wgpublisher.filter

Class WGAVirtualHostingFilter

java.lang.Object

de.innovationgate.wgpublisher.filter.WGAVirtualHostingFilter

All Implemented Interfaces:

WGAFilterURLPatternProvider, javax.servlet.Filter

public class WGAVirtualHostingFilter
extends java.lang.Object
implements javax.servlet.Filter, WGAFilterURLPatternProvider

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	REQUESTATTRIB_VIRTUAL_HOST

Constructor Summary

Constructors

Constructor and Description
WGAVirtualHostingFilter()

Method Summary

Methods

Modifier and Type	Method and Description
void	destroy()
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)
static de.innovationgate.wga.config.VirtualHost	findMatchingHost(java.util.List<de.innovationgate.wga.config.VirtualHost> vHosts, java.lang.String serverName)
static de.innovationgate.wga.config.VirtualHost	findMatchingHost(de.innovationgate.wga.config.WGAConfiguration config, javax.servlet.ServletRequest request)
static de.innovationgate.wga.config.VirtualHost	findPreferredHostForDatabase(de.innovationgate.wga.config.WGAConfiguration config, java.lang.String dbkey) returns the virtual host with the highest priority for the given dbkey or null if no host for the db is defined hosts containing wildcards in the servername are excluded bc. we cannot generate an absolute URL for these hosts
java.util.List<java.lang.String>	getBlackListURLPatterns()
static java.lang.String	getDefaultDBKey(WGACore core, de.innovationgate.wga.config.VirtualHost vHost)
java.util.List<java.lang.String>	getWhiteListURLPatterns()
void	init(javax.servlet.FilterConfig config)
static boolean	isDBKeyAllowed(de.innovationgate.wga.config.WGAConfiguration config, de.innovationgate.wga.config.VirtualHost vHost, java.lang.String dbkey)
static int	retrievePriorityForDatabase(de.innovationgate.wga.config.WGAConfiguration config, de.innovationgate.wga.config.VirtualHost vHost, java.lang.String dbkey) computes a priority flag for the given vHost and dbkey

Methods inherited from class java.lang.Object

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

Field Detail

REQUESTATTRIB_VIRTUAL_HOST

public static final java.lang.String REQUESTATTRIB_VIRTUAL_HOST

Constructor Detail

WGAVirtualHostingFilter

public WGAVirtualHostingFilter()

Method Detail

init

public void init(javax.servlet.FilterConfig config)
          throws javax.servlet.ServletException

Specified by:

init in interface javax.servlet.Filter

Throws:

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter

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

findMatchingHost

public static de.innovationgate.wga.config.VirtualHost findMatchingHost(de.innovationgate.wga.config.WGAConfiguration config,
                                                        javax.servlet.ServletRequest request)

findMatchingHost

public static de.innovationgate.wga.config.VirtualHost findMatchingHost(java.util.List<de.innovationgate.wga.config.VirtualHost> vHosts,
                                                        java.lang.String serverName)

isDBKeyAllowed

public static boolean isDBKeyAllowed(de.innovationgate.wga.config.WGAConfiguration config,
                     de.innovationgate.wga.config.VirtualHost vHost,
                     java.lang.String dbkey)

retrievePriorityForDatabase

public static int retrievePriorityForDatabase(de.innovationgate.wga.config.WGAConfiguration config,
                              de.innovationgate.wga.config.VirtualHost vHost,
                              java.lang.String dbkey)

computes a priority flag for the given vHost and dbkey

Parameters:

config -

vHost -

dbkey -

Returns:

PRIORITY flag for the host, -1 == not allowed, 0 == is default database of host or index (1..n) in allowed dbs

findPreferredHostForDatabase

public static de.innovationgate.wga.config.VirtualHost findPreferredHostForDatabase(de.innovationgate.wga.config.WGAConfiguration config,
                                                                    java.lang.String dbkey)

returns the virtual host with the highest priority for the given dbkey or null if no host for the db is defined hosts containing wildcards in the servername are excluded bc. we cannot generate an absolute URL for these hosts

Parameters:

config -

dbkey -

Returns:

getBlackListURLPatterns

public java.util.List<java.lang.String> getBlackListURLPatterns()

Specified by:

getBlackListURLPatterns in interface WGAFilterURLPatternProvider

getWhiteListURLPatterns

public java.util.List<java.lang.String> getWhiteListURLPatterns()

Specified by:

getWhiteListURLPatterns in interface WGAFilterURLPatternProvider

getDefaultDBKey

public static java.lang.String getDefaultDBKey(WGACore core,
                               de.innovationgate.wga.config.VirtualHost vHost)