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OPENJPA-2267: native query select with null result causes NullPointerException 

git-svn-id: https://svn.apache.org/repos/asf/openjpa/branches/2.1.x@1508983 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jody Grassel 2013-07-31 18:30:57 +00:00
parent c47104b95f
commit 6f36f2af34
2 changed files with 8 additions and 1 deletions
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2
openjpa-kernel/src/main/java/org/apache/openjpa/kernel/ResultPacker.java
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@ -189,7 +189,7 @@ public class ResultPacker {
* Pack the given object into an instance of the query's result class.
*/
public Object pack(Object result) {
if (_resultClass == result.getClass())
if (result == null || _resultClass == result.getClass())
return result;
// special cases for efficient basic types where we want to avoid
// creating an array for call to general pack method below

7
openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jdbc/mapping/TestNativeQueries.java
View File

@ -31,6 +31,8 @@ import org.apache.openjpa.persistence.test.SingleEMFTestCase;
public class TestNativeQueries extends SingleEMFTestCase {
private static final String TABLE_NAME = "entity_1";
private static final String TABLE_NAME_2 = "ENTITY2";
private static final String CONST_NAME = "testSimple";
private static final int CONST_INT = 42;
@ -148,6 +150,11 @@ public class TestNativeQueries extends SingleEMFTestCase {
assertEquals("abc", q.getHints().get(hintKey));
}
public void testNullResult(){
String sql = "SELECT max(pk) FROM " + TABLE_NAME_2+ "";
assertNull(em.createNativeQuery(sql, Long.class).getSingleResult());
}
public void assertSize(int num, List l) {
assertNotNull(l);