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Fix ClassNotFoundException message in ClassUtils.getClass(String) #1577

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Merged
garydgregory merged 3 commits into from
Jan 22, 2026
+6 −2
Merged

Fix ClassNotFoundException message in ClassUtils.getClass(String) #1577

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66dcd52
Fix ClassNotFoundException message variable
eirv Jan 21, 2026
9b88ac9
Improve exception assertion in ClassUtilsTest
eirv Jan 22, 2026
410cc21
Fix indentation.
garydgregory Jan 22, 2026
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2 changes: 1 addition & 1 deletion src/main/java/org/apache/commons/lang3/ClassUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -601,7 +601,7 @@ public static Class<?> getClass(final ClassLoader classLoader, final String clas
}
}
} while (lastDotIndex != -1);
throw new ClassNotFoundException(next);
throw new ClassNotFoundException(className);
}

/**
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6 changes: 5 additions & 1 deletion src/test/java/org/apache/commons/lang3/ClassUtilsTest.java
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Expand Up @@ -110,8 +110,11 @@ private void assertGetClassThrowsClassNotFound(final String className) {
}

private void assertGetClassThrowsException(final String className, final Class<? extends Exception> exceptionType) {
assertThrows(exceptionType, () -> ClassUtils.getClass(className),
final Exception exception = assertThrows(exceptionType, () -> ClassUtils.getClass(className),
"ClassUtils.getClass() should fail with an exception of type " + exceptionType.getName() + " when given class name \"" + className + "\".");
if (className != null) {
assertEquals(className, exception.getMessage());
}
}

private void assertGetClassThrowsNullPointerException(final String className) {
Expand Down Expand Up @@ -1251,6 +1254,7 @@ void testGetClassClassNotFound() throws Exception {
assertGetClassThrowsClassNotFound("bool");
assertGetClassThrowsClassNotFound("bool[]");
assertGetClassThrowsClassNotFound("integer[]");
assertGetClassThrowsClassNotFound("org.apache.commons.lang3.ClassUtilsTest.AClassThatCannotBeFound");
}

@Test
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