[
https://issues.apache.org/jira/browse/LANG-1649?focusedWorklogId=567874&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-567874
]
ASF GitHub Bot logged work on LANG-1649:
----------------------------------------
Author: ASF GitHub Bot
Created on: 17/Mar/21 18:10
Start Date: 17/Mar/21 18:10
Worklog Time Spent: 10m
Work Description: arturobernalg commented on a change in pull request
#731:
URL: https://github.com/apache/commons-lang/pull/731#discussion_r596268511
##########
File path: src/main/java/org/apache/commons/lang3/ClassUtils.java
##########
@@ -935,6 +935,60 @@ public static boolean isAssignable(Class<?> cls, final
Class<?> toClass, final b
return toClass.isAssignableFrom(cls);
}
+ /**
+ * Check if the given {@code Method} is overridable in the given target
{@code Class}.
+ *
+ * <p>This method returns {@code false} for any {@code null} input or
method with the static or final modifiers.</p>
+ * <pre>
+ * <code>
+ * private static class ABG {
+ * private void privateMethod() {
+ * }
+ * void defaultMethod() {
+ * }
+ * public void publicMethod() {
+ * }
+ * public final void finalMethod() {
+ * }
+ * public static void staticMethod() {
+ * }
+ * }
+ * Method publicMethod = ABG.class.getDeclaredMethod("publicMethod",
null)
+ * Method privateMethod = ABG.class.getDeclaredMethod("privateMethod",
null)
+ * Method defaultMethod = ABG.class.getDeclaredMethod("defaultMethod",
null)
+ * </code>
+ *
+ * ClassUtils.isOverridable(null, null) = false
+ * ClassUtils.isOverridable(null, Class) = false
+ * ClassUtils.isOverridable(Class, null) = false
+ * ClassUtils.isOverridable(privateMethod, ABG.class)) = false
+ * ClassUtils.isOverridable(defaultMethod, ABG.class)) = true
+ * ClassUtils.isOverridable(publicMethod, ABG.class)) = true
+ * ClassUtils.isOverridable(finalMethod, ABG.class)) = false
+ * ClassUtils.isOverridable(staticMethod, ABG.class)) = false
+ * </pre>
+ *
+ * @param method the method to check, may be {@code null}
+ * @param cls the target class to check against, may be {@code null}
+ * @return {@code true} if the is overridable, false if not or any {@code
null} input
+ * @since 3.13.0
+ */
+ public static boolean isOverridable(final Method method, final Class<?>
cls) {
+ if (ObjectUtils.anyNull(method, cls)) {
+ return false;
+ }
+ if (Modifier.isStatic(method.getModifiers())) {
Review comment:
& cannot be applied to int. Will not work. And IMO to more complex and
hard to read
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Issue Time Tracking
-------------------
Worklog Id: (was: 567874)
Time Spent: 2h 50m (was: 2h 40m)
> Check if method is Overridable
> ------------------------------
>
> Key: LANG-1649
> URL: https://issues.apache.org/jira/browse/LANG-1649
> Project: Commons Lang
> Issue Type: Improvement
> Components: lang.*
> Affects Versions: 3.12.0
> Reporter: Arturo Bernal
> Priority: Minor
> Time Spent: 2h 50m
> Remaining Estimate: 0h
>
> Create a method that Check if the given Method is overridable in the given a
> Class
>
>
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