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Merge branch '5.8.x' into 6.0.x 

Closes gh-13000
This commit is contained in:
Josh Cummings 2023-04-11 17:08:54 -06:00
parent 34015944f2 dad1fba1bf
commit 4813ec1e09
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2 changed files with 28 additions and 1 deletions
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7
web/src/main/java/org/springframework/security/web/FilterInvocation.java
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@ -26,6 +26,7 @@ import java.lang.reflect.Proxy;
import java.util.Collections;
import java.util.Enumeration;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import jakarta.servlet.FilterChain;
@ -257,7 +258,11 @@ public class FilterInvocation {
@Override
public Enumeration<String> getHeaders(String name) {
return Collections.enumeration(this.headers.get(name));
List<String> headerList = this.headers.get(name);
if (headerList == null) {
return Collections.emptyEnumeration();
}
return Collections.enumeration(headerList);
}
@Override

22
web/src/test/java/org/springframework/security/web/FilterInvocationTests.java
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@ -16,6 +16,9 @@
package org.springframework.security.web;
import java.util.Enumeration;
import java.util.NoSuchElementException;
import jakarta.servlet.FilterChain;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@ -141,4 +144,23 @@ public class FilterInvocationTests {
assertThat(filterInvocation.getRequest().getServletContext()).isSameAs(mockServletContext);
}
@Test
public void testDummyRequestGetHeaders() {
DummyRequest request = new DummyRequest();
request.addHeader("known", "val");
Enumeration<String> headers = request.getHeaders("known");
assertThat(headers.hasMoreElements()).isTrue();
assertThat(headers.nextElement()).isEqualTo("val");
assertThat(headers.hasMoreElements()).isFalse();
assertThatExceptionOfType(NoSuchElementException.class).isThrownBy(headers::nextElement);
}
@Test
public void testDummyRequestGetHeadersNull() {
DummyRequest request = new DummyRequest();
Enumeration<String> headers = request.getHeaders("unknown");
assertThat(headers.hasMoreElements()).isFalse();
assertThatExceptionOfType(NoSuchElementException.class).isThrownBy(headers::nextElement);
}
}