add two jUnit test and CodeStyle modifications

1 files changed, 8 insertions, 6 deletions

diff --git a/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/metadata/AbstractChainingMetadataProvider.java b/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/metadata/AbstractChainingMetadataProvider.java
index 902f84c7..40448b45 100644
--- a/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/metadata/AbstractChainingMetadataProvider.java
+++ b/eaaf_modules/eaaf_module_pvp2_core/src/main/java/at/gv/egiz/eaaf/modules/pvp2/impl/metadata/AbstractChainingMetadataProvider.java
@@ -33,6 +33,13 @@ import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import javax.naming.ConfigurationException;
 
+import at.gv.egiz.components.spring.api.IDestroyableObject;
+import at.gv.egiz.eaaf.core.api.IGarbageCollectorProcessing;
+import at.gv.egiz.eaaf.core.exceptions.EaafConfigurationException;
+import at.gv.egiz.eaaf.modules.pvp2.api.metadata.IPvp2MetadataProvider;
+import at.gv.egiz.eaaf.modules.pvp2.api.metadata.IPvpAddableChainingMetadataProvider;
+import at.gv.egiz.eaaf.modules.pvp2.api.metadata.IRefreshableMetadataProvider;
+
 import org.apache.commons.lang3.StringUtils;
 import org.joda.time.DateTime;
 import org.opensaml.core.criterion.EntityIdCriterion;
@@ -43,12 +50,6 @@ import org.opensaml.saml.metadata.resolver.filter.MetadataFilter;
 import org.opensaml.saml.metadata.resolver.impl.AbstractMetadataResolver;
 import org.opensaml.saml.saml2.metadata.EntityDescriptor;
 
-import at.gv.egiz.components.spring.api.IDestroyableObject;
-import at.gv.egiz.eaaf.core.api.IGarbageCollectorProcessing;
-import at.gv.egiz.eaaf.core.exceptions.EaafConfigurationException;
-import at.gv.egiz.eaaf.modules.pvp2.api.metadata.IPvp2MetadataProvider;
-import at.gv.egiz.eaaf.modules.pvp2.api.metadata.IPvpAddableChainingMetadataProvider;
-import at.gv.egiz.eaaf.modules.pvp2.api.metadata.IRefreshableMetadataProvider;
 import lombok.extern.slf4j.Slf4j;
 import net.shibboleth.utilities.java.support.annotation.constraint.NonnullElements;
 import net.shibboleth.utilities.java.support.component.IdentifiedComponent;
@@ -486,6 +487,7 @@ public abstract class AbstractChainingMetadataProvider implements IGarbageCollec
 
   }
 
+  @Nullable
   private EntityDescriptor internalResolveSingle(@Nullable final CriteriaSet criteria)
       throws ResolverException {
     for (final MetadataResolver resolver : internalResolvers) {