Maxim Butov created LANG-1759:
---------------------------------
Summary: SerializationUtils does not clone serializable lambda.
Key: LANG-1759
URL: https://issues.apache.org/jira/browse/LANG-1759
Project: Commons Lang
Issue Type: Bug
Components: lang.*
Affects Versions: 3.17.0
Environment: Linux
OpenJDK Runtime Environment Temurin-17.0.8.1+1 (build 17.0.8.1+1)
Reporter: Maxim Butov
SerializationUtils does not clone serializable lambda.
{code:java}
import java.io.Serializable;
import java.util.function.Supplier;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class SerializationUtilsTest {
interface SerializableSupplier<T> extends Supplier<T>, Serializable {
}
@Test
void testCloneLambda() {
SerializableSupplier<String> supplier = () -> "test";
assertEquals("test", supplier.get());
// next line works fine
SerializableSupplier<String> springClone =
org.springframework.util.SerializationUtils.clone(supplier);
assertEquals("test", springClone.get());
// next line produces an error
SerializableSupplier<String> commonsClone =
org.apache.commons.lang3.SerializationUtils.clone(supplier);
assertEquals("test", commonsClone.get());
}
}
{code}
Got an exception
{noformat}
Cannot cast SerializationUtilsTest$$Lambda/0x00007f6ec8142940 to
SerializationUtilsTest$$Lambda/0x00007f6ec8141ca0
java.lang.ClassCastException: Cannot cast
SerializationUtilsTest$$Lambda/0x00007f6ec8142940 to
SerializationUtilsTest$$Lambda/0x00007f6ec8141ca0
at java.base/java.lang.Class.cast(Class.java:4067)
at
org.apache.commons.lang3.SerializationUtils.clone(SerializationUtils.java:132)
at
SerializationUtilsTest.testCloneLambda(SerializationUtilsTest.java:24)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)
at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)
{noformat}
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