minor: add @SuppressWarnings tag for "hiding"

SVN: 10356

openbis/source/java/ch/systemsx/cisd/openbis/generic/shared/dto/ExternalDataPE.java

@@ -57,6 +57,7 @@ public final class ExternalDataPE extends DataPE
     private static final long serialVersionUID = GenericSharedConstants.VERSION;
 
     /** An empty array of <code>ExternalData</code>. */
+    @SuppressWarnings("hiding")
     public final static ExternalDataPE[] EMPTY_ARRAY = new ExternalDataPE[0];
 
     private String location;

openbis/source/java/ch/systemsx/cisd/openbis/generic/shared/dto/NewSampleComponent.java

@@ -31,6 +31,7 @@ public final class NewSampleComponent extends NewSampleComponentWithFixedMateria
 {
     private static final long serialVersionUID = GenericSharedConstants.VERSION;
 
+    @SuppressWarnings("hiding")
     public final static NewSampleComponent[] EMPTY_ARRAY = new NewSampleComponent[0];
 
     private String materialTypeCode;