[英]Custom HTTP Status Code other than Registered Status Code
我正在嘗試使用自定義HTTP狀態代碼(450),但出現錯誤“ org.springframework.http.HttpStatus沒有定義任何枚舉常量'450'”。 我嘗試搜索其他線程,但無法找到適合我情況的適當答復。 任何幫助是極大的贊賞。 謝謝!
請在下面找到我的代碼:
<http:inbound-gateway supported-methods="POST"
request-channel="headerEnricher"
error-channel="errorHandlerRouterChannel"
reply-channel="responseChannel" header-mapper="headerMapper"
path="/testApi/1.0" request-payload-type="java.lang.String" />
錯誤處理程序方法:
private Message<String> createErrorResponse() {
Map<String, String> respHeader = new HashMap<String, String>();
respHeader.put(HttpHeaders.STATUS_CODE, "450");
return MessageBuilder.withPayload("Validation Error")
.copyHeaders(respHeader).build();
}
錯誤異常:
HTTP Status 500 - Request processing failed; nested exception is java.lang.IllegalArgumentException: No matching constant for [450]
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.IllegalArgumentException: No matching constant for [450]
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:894)
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789)
javax.servlet.http.HttpServlet.service(HttpServlet.java:595)
javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
root cause: java.lang.IllegalArgumentException: No matching constant for [450]
org.springframework.http.HttpStatus.valueOf(HttpStatus.java:426)
org.springframework.integration.http.inbound.HttpRequestHandlingEndpointSupport.resolveHttpStatusFromHeaders(HttpRequestHandlingEndpointSupport.java:549)
org.springframework.integration.http.inbound.HttpRequestHandlingEndpointSupport.setupResponseAndConvertReply(HttpRequestHandlingEndpointSupport.java:443)
org.springframework.integration.http.inbound.HttpRequestHandlingMessagingGateway.handleRequest(HttpRequestHandlingMessagingGateway.java:103)
org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter.handle(HttpRequestHandlerAdapter.java:49)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789)
javax.servlet.http.HttpServlet.service(HttpServlet.java:595)
javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
a)我認為當Spring僅支持一組硬連接的狀態代碼時,它是有問題的; 這些是HTTP中的擴展點,因此狀態代碼集是開放式的(嗯,直到填滿范圍100..599)。
b)關於您的用例-也許您可以只使用狀態代碼422( https://greenbytes.de/tech/webdav/rfc4918.html#STATUS_422 )?
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