Package formflow.library.interceptors

Class SessionContinuityInterceptor

java.lang.Object

formflow.library.interceptors.SessionContinuityInterceptor

All Implemented Interfaces:

org.springframework.core.Ordered, org.springframework.web.servlet.HandlerInterceptor

@Component
@ConditionalOnProperty(name="form-flow.session-continuity-interceptor.enabled",
                       havingValue="true")
public class SessionContinuityInterceptor
extends Object
implements org.springframework.web.servlet.HandlerInterceptor, org.springframework.core.Ordered

This interceptor prevents users from jumping to random pages in a flow.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	FLOW_PATH_FORMAT
static final String	NAVIGATION_FLOW_PATH_FORMAT

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor	Description
SessionContinuityInterceptor(List<FlowConfiguration> flowConfigurations)

Method Summary

Modifier and Type	Method	Description
int	getOrder()	Sets the value of the interceptor to the highest integer value making it the last interceptor executed.
boolean	preHandle(jakarta.servlet.http.HttpServletRequest request, @NotNull jakarta.servlet.http.HttpServletResponse response, @NotNull Object handler)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.web.servlet.HandlerInterceptor

afterCompletion, postHandle

Field Details

FLOW_PATH_FORMAT

public static final String FLOW_PATH_FORMAT

See Also:

• Constant Field Values

NAVIGATION_FLOW_PATH_FORMAT

public static final String NAVIGATION_FLOW_PATH_FORMAT

See Also:

• Constant Field Values

Constructor Details

SessionContinuityInterceptor

public SessionContinuityInterceptor(List<FlowConfiguration> flowConfigurations)

Method Details

preHandle

public boolean preHandle(jakarta.servlet.http.HttpServletRequest request,
 @NotNull
 @NotNull jakarta.servlet.http.HttpServletResponse response,
 @NotNull
 @NotNull Object handler)
                  throws IOException,
LandmarkNotSetException

Specified by:

preHandle in interface org.springframework.web.servlet.HandlerInterceptor

Parameters:

request - current HTTP request

response - current HTTP response

handler - chosen handler to execute, for type and/or instance evaluation

Returns:

Boolean True - allows the request to proceed to the ScreenController, False - stops the request from reaching the Screen Controller.

Throws:

IOException - - thrown in the event that an input or output exception occurs when this method does a redirect.

LandmarkNotSetException - - thrown in the event that a landmark(s) screen is misconfigured

getOrder

public int getOrder()

Sets the value of the interceptor to the highest integer value making it the last interceptor executed.

Specified by:

getOrder in interface org.springframework.core.Ordered

Returns:

Max Integer value.