Class AbstractErrorController

java.lang.Object

org.springframework.boot.webmvc.autoconfigure.error.AbstractErrorController

All Implemented Interfaces:

ErrorController

Direct Known Subclasses:

BasicErrorController

public abstract class AbstractErrorController
extends Object
implements ErrorController

Abstract base class for error @Controller implementations.

Since:

4.0.0

Author:

Dave Syer, Phillip Webb, Scott Frederick, Moritz Halbritter

See Also:

• ErrorAttributes

Constructor Summary

Constructors

Constructor	Description
AbstractErrorController(ErrorAttributes errorAttributes)
AbstractErrorController(ErrorAttributes errorAttributes, @Nullable List<ErrorViewResolver> errorViewResolvers)

Method Summary

Modifier and Type	Method	Description
protected boolean	getBooleanParameter(HttpServletRequest request, String parameterName)
protected Map<String, @Nullable Object>	getErrorAttributes(HttpServletRequest request, ErrorAttributeOptions options)
protected boolean	getErrorsParameter(HttpServletRequest request)	Returns whether the errors parameter is set.
protected boolean	getMessageParameter(HttpServletRequest request)	Returns whether the message parameter is set.
protected boolean	getPathParameter(HttpServletRequest request)	Returns whether the path parameter is set.
protected HttpStatus	getStatus(HttpServletRequest request)
protected boolean	getTraceParameter(HttpServletRequest request)	Returns whether the trace parameter is set.
protected @Nullable ModelAndView	resolveErrorView(HttpServletRequest request, HttpServletResponse response, HttpStatus status, Map<String,Object> model)	Resolve any specific error views.

Methods inherited from class Object

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

Constructor Details

AbstractErrorController

public AbstractErrorController(ErrorAttributes errorAttributes)

AbstractErrorController

public AbstractErrorController(ErrorAttributes errorAttributes,
 @Nullable List<ErrorViewResolver> errorViewResolvers)

Method Details

getErrorAttributes

protected Map<String, @Nullable Object> getErrorAttributes(HttpServletRequest request,
 ErrorAttributeOptions options)

getTraceParameter

protected boolean getTraceParameter(HttpServletRequest request)

Returns whether the trace parameter is set.

Parameters:

request - the request

Returns:

whether the trace parameter is set

getMessageParameter

protected boolean getMessageParameter(HttpServletRequest request)

Returns whether the message parameter is set.

Parameters:

request - the request

Returns:

whether the message parameter is set

getErrorsParameter

protected boolean getErrorsParameter(HttpServletRequest request)

Returns whether the errors parameter is set.

Parameters:

request - the request

Returns:

whether the errors parameter is set

getPathParameter

protected boolean getPathParameter(HttpServletRequest request)

Returns whether the path parameter is set.

Parameters:

request - the request

Returns:

whether the path parameter is set

getBooleanParameter

protected boolean getBooleanParameter(HttpServletRequest request,
 String parameterName)

getStatus

protected HttpStatus getStatus(HttpServletRequest request)

resolveErrorView

protected @Nullable ModelAndView resolveErrorView(HttpServletRequest request,
 HttpServletResponse response,
 HttpStatus status,
 Map<String,Object> model)

Resolve any specific error views. By default this method delegates to ErrorViewResolvers.

Parameters:

request - the request

response - the response

status - the HTTP status

model - the suggested model

Returns:

a specific ModelAndView or null if the default should be used