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UrlHandlerFilter should not strip slash for "/" request paths 

This commit ensures that the `UrlHandlerFilter` does not handle "/"
paths in general, as they should not be altered and are meaningful for
web applications.

Closes gh-33444
This commit is contained in:
Brian Clozel 2024-09-02 15:29:42 +02:00
parent 69d5587f53
commit be5d5fa52d
2 changed files with 18 additions and 1 deletions
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2
spring-web/src/main/java/org/springframework/web/filter/UrlHandlerFilter.java
View File

@ -279,7 +279,7 @@ public final class UrlHandlerFilter extends OncePerRequestFilter {
@Override
public boolean canHandle(HttpServletRequest request, RequestPath path) {
List<PathContainer.Element> elements = path.elements();
return (!elements.isEmpty() && elements.get(elements.size() - 1).value().equals("/"));
return (elements.size() > 1 && elements.get(elements.size() - 1).value().equals("/"));
}
@Override

17
spring-web/src/test/java/org/springframework/web/filter/UrlHandlerFilterTests.java
View File

@ -69,6 +69,23 @@ public class UrlHandlerFilterTests {
assertThat(actual.getPathInfo()).isEqualTo(pathInfo);
}
@Test
void shouldNotSkipTrailingSlashForRootPath() throws Exception {
UrlHandlerFilter filter = UrlHandlerFilter.trailingSlashHandler("/**").wrapRequest().build();
MockHttpServletRequest request = new MockHttpServletRequest("GET", "/");
request.setPathInfo("/");
MockFilterChain chain = new MockFilterChain();
filter.doFilterInternal(request, new MockHttpServletResponse(), chain);
HttpServletRequest actual = (HttpServletRequest) chain.getRequest();
assertThat(actual).isNotNull().isSameAs(request);
assertThat(actual.getRequestURI()).isEqualTo("/");
assertThat(actual.getRequestURL().toString()).isEqualTo("http://localhost/");
assertThat(actual.getServletPath()).isEqualTo("");
assertThat(actual.getPathInfo()).isEqualTo("/");
}
@Test
void noTrailingSlashWithRequestWrapping() throws Exception {
testNoTrailingSlashWithRequestWrapping("/path/**", "/path/123");