org.springframework.boot.web.servlet.error.ErrorAttributes#org.springframework.boot.autoconfigure.web.servlet.error.ErrorViewResolver源码实例Demo

@Bean
ErrorViewResolver supportPathBasedLocationStrategyWithoutHashes() {
    return new ErrorViewResolver() {
        @Override
        public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
            return status == HttpStatus.NOT_FOUND
                    ? new ModelAndView("index.html", Collections.<String, Object>emptyMap(), HttpStatus.OK)
                    : null;
        }
    };
}
 

@Bean
ErrorViewResolver supportPathBasedLocationStrategyWithoutHashes() {
    return new ErrorViewResolver() {
        @Override
        public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
            return status == HttpStatus.NOT_FOUND
                    ? new ModelAndView("index.html", Collections.<String, Object>emptyMap(), HttpStatus.OK)
                    : null;
        }
    };
}
 

@Bean
ErrorViewResolver supportPathBasedLocationStrategyWithoutHashes() {
    return new ErrorViewResolver() {
        @Override
        public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
            return status == HttpStatus.NOT_FOUND
                    ? new ModelAndView("index.html", Collections.<String, Object>emptyMap(), HttpStatus.OK)
                    : null;
        }
    };
}
 

@Bean
ErrorViewResolver supportPathBasedLocationStrategyWithoutHashes() {
    return new ErrorViewResolver() {
        @Override
        public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
            return status == HttpStatus.NOT_FOUND
                    ? new ModelAndView("index.html", Collections.<String, Object>emptyMap(), HttpStatus.OK)
                    : null;
        }
    };
}
 

@Bean
ErrorViewResolver supportPathBasedLocationStrategyWithoutHashes() {
    return new ErrorViewResolver() {
        @Override
        public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
            return status == HttpStatus.NOT_FOUND
                    ? new ModelAndView("index.html", Collections.<String, Object>emptyMap(), HttpStatus.OK)
                    : null;
        }
    };
}
 

@Bean
ErrorViewResolver supportPathBasedLocationStrategyWithoutHashes() {
    return new ErrorViewResolver() {
        @Override
        public ModelAndView resolveErrorView(HttpServletRequest request, HttpStatus status, Map<String, Object> model) {
            return status == HttpStatus.NOT_FOUND
                    ? new ModelAndView("index.html", Collections.<String, Object>emptyMap(), HttpStatus.OK)
                    : null;
        }
    };
}
 

/**
 * Registers a custom {@link ErrorController} to change the default error handling approach.
 *
 * @param errorAttributes    Will be used to enrich error responses.
 * @param serverProperties   Will be used to access error related configurations.
 * @param errorViewResolvers All possible view resolvers to render the whitelabel error page.
 * @return The custom error controller instance.
 */
@Bean
@ConditionalOnBean(WebErrorHandlers.class)
@ConditionalOnMissingBean(ErrorController.class)
public BasicErrorController customErrorController(ErrorAttributes errorAttributes,
                                             ServerProperties serverProperties,
                                             ObjectProvider<ErrorViewResolver> errorViewResolvers) {
    List<ErrorViewResolver> resolvers = errorViewResolvers.orderedStream().collect(toList());
    return new CustomServletErrorController(errorAttributes, serverProperties.getError(), resolvers);
}
 

public CustomServletErrorController(ErrorAttributes errorAttributes,
                                    ErrorProperties errorProperties,
                                    List<ErrorViewResolver> resolvers) {
    super(errorAttributes, errorProperties, resolvers);
}
 

public ErrorPageController(ErrorAttributes errorAttributes, List<ErrorViewResolver> errorViewResolvers) {
    super(errorAttributes, errorViewResolvers);
}
 

public CrnkErrorControllerAutoConfiguration(ServerProperties serverProperties,
											ObjectProvider<List<ErrorViewResolver>> errorViewResolversProvider) {
	this.serverProperties = serverProperties;
	this.errorViewResolvers = errorViewResolversProvider.getIfAvailable();
}
 

public CrnkErrorController(ErrorAttributes errorAttributes,
						   ErrorProperties errorProperties,
						   List<ErrorViewResolver> errorViewResolvers) {
	super(errorAttributes, errorProperties, errorViewResolvers);
}
 

/**
 * Default constructor.
 * @param errorAttributes error attributes
 * @param errorProperties error properties
 */
public MetacatErrorController(final ErrorAttributes errorAttributes, final ErrorProperties errorProperties) {
    super(errorAttributes, Collections.<ErrorViewResolver>emptyList());
    this.errorProperties = errorProperties;
}