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fix possible nullpointerexception

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This commit is contained in:
Sebastian Sdorra
2012-03-25 13:05:49 +02:00
parent 9088b8cf45
commit e2b137ba6a
1 changed files with 31 additions and 18 deletions
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15
scm-webapp/src/main/java/sonia/scm/ClassOverrides.java
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@@ -41,6 +41,7 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sonia.scm.util.AssertUtil;
import sonia.scm.util.Util;
//~--- JDK imports ------------------------------------------------------------
@@ -49,6 +50,7 @@ import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.List;
@@ -218,7 +220,11 @@ public class ClassOverrides implements Iterable<ClassOverride>
*/
public List<? extends Module> getModules()
{
return Lists.transform(moduleClasses,
List<? extends Module> modules = null;
if (Util.isNotEmpty(moduleClasses))
{
modules = Lists.transform(moduleClasses,
new Function<Class<? extends Module>, Module>()
{
@Override
@@ -241,6 +247,13 @@ public class ClassOverrides implements Iterable<ClassOverride>
}
});
}
else
{
modules = Collections.EMPTY_LIST;
}
return modules;
}
/**
* Method description