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ConversionService is able to work with "Collections.emptyList()" as target type (again; SPR-7293)

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Juergen Hoeller
2011-12-06 21:17:25 +00:00
parent 5ab2bf16a5
commit e0d922d352
3 changed files with 16 additions and 0 deletions
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10
org.springframework.core/src/test/java/org/springframework/core/convert/support/CollectionToCollectionConverterTests.java
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@@ -24,6 +24,7 @@ import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Vector;
@@ -289,6 +290,15 @@ public class CollectionToCollectionConverterTests {
testCollectionConversionToArrayList(vector);
}
@Test
public void testCollectionsEmptyList() throws Exception {
CollectionToCollectionConverter converter = new CollectionToCollectionConverter(new GenericConversionService());
TypeDescriptor type = new TypeDescriptor(getClass().getField("list"));
converter.convert(list, type, TypeDescriptor.valueOf(Class.forName("java.util.Collections$EmptyList")));
}
public List list = Collections.emptyList();
@SuppressWarnings("rawtypes")
private void testCollectionConversionToArrayList(Collection<String> aSource) {
Object myConverted = (new CollectionToCollectionConverter(new GenericConversionService())).convert(