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make SerializationUtils.clone() type-safe 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@989199 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Matthew Jason Benson 2010-08-25 16:15:44 +00:00
parent 52bea417c5
commit c3e3feeaa1
2 changed files with 4 additions and 3 deletions
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5
src/main/java/org/apache/commons/lang3/SerializationUtils.java
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@ -77,8 +77,9 @@ public class SerializationUtils {
* @return the cloned object * @return the cloned object
* @throws SerializationException (runtime) if the serialization fails * @throws SerializationException (runtime) if the serialization fails
*/ */
public static Object clone(Serializable object) { @SuppressWarnings("unchecked")
return deserialize(serialize(object)); public static <T extends Serializable> T clone(T object) {
return (T) deserialize(serialize(object));
} }
// Serialize // Serialize

2
src/test/java/org/apache/commons/lang3/SerializationUtilsTest.java
View File

@ -340,7 +340,7 @@ public class SerializationUtilsTest extends TestCase {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
public void testClone() throws Exception { public void testClone() throws Exception {
Object test = SerializationUtils.clone(iMap); HashMap<?, ?> test = SerializationUtils.clone(iMap);
assertNotNull(test); assertNotNull(test);
assertTrue(test instanceof HashMap<?,?>); assertTrue(test instanceof HashMap<?,?>);
assertTrue(test != iMap); assertTrue(test != iMap);