[prone] Add DirectReturn

Author: Vincent Potucek

compat/maven-compat/src/main/java/org/apache/maven/artifact/resolver/WarningResolutionListener.java

@@ -28,11 +28,8 @@
  */
 @Deprecated
 public class WarningResolutionListener implements ResolutionListener {
-    
 
-    public WarningResolutionListener(Logger logger) {
-        
-    }
+    public WarningResolutionListener(Logger logger) {}
 
     @Override
     public void testArtifact(Artifact node) {}

compat/maven-compat/src/main/java/org/apache/maven/artifact/resolver/filter/InversionArtifactFilter.java

@@ -40,7 +40,6 @@ public boolean include(Artifact artifact) {
     public int hashCode() {
         int hash = 17;
         return hash * 31 + toInvert.hashCode();
-        
     }
 
     @Override

compat/maven-compat/src/main/java/org/apache/maven/artifact/resolver/filter/OrArtifactFilter.java

@@ -60,7 +60,6 @@ public void add(ArtifactFilter artifactFilter) {
     public int hashCode() {
         int hash = 17;
         return hash * 31 + filters.hashCode();
-        
     }
 
     @Override

compat/maven-compat/src/main/java/org/apache/maven/artifact/resolver/filter/TypeArtifactFilter.java

@@ -38,7 +38,6 @@ public boolean include(Artifact artifact) {
     public int hashCode() {
         int hash = 17;
         return hash * 31 + type.hashCode();
-        
     }
 
     @Override

compat/maven-compat/src/main/java/org/apache/maven/project/artifact/ActiveProjectArtifact.java

@@ -349,8 +349,6 @@ public int hashCode() {
             result = 37 * result + getVersion().hashCode();
         }
         return 37 * result + (getClassifier() != null ? getClassifier().hashCode() : 0);
-
-        
     }
 
     /** {@inheritDoc} */

compat/maven-compat/src/main/java/org/apache/maven/project/artifact/DefaultMavenMetadataCache.java

@@ -116,7 +116,6 @@ private static int artifactHashCode(Artifact a) {
         result = 31 * result
                 + (a.getDependencyFilter() != null ? a.getDependencyFilter().hashCode() : 0);
         return 31 * result + (a.isOptional() ? 1 : 0);
-        
     }
 
     private static boolean artifactEquals(Artifact a1, Artifact a2) {
@@ -137,7 +136,6 @@ private static boolean artifactEquals(Artifact a1, Artifact a2) {
     private static int repositoryHashCode(ArtifactRepository repository) {
         int result = 17;
         return 31 * result + (repository.getId() != null ? repository.getId().hashCode() : 0);
-        
     }
 
     private static int repositoriesHashCode(List<ArtifactRepository> repositories) {

compat/maven-compat/src/main/java/org/apache/maven/repository/ArtifactTransferEvent.java

@@ -271,7 +271,6 @@ public int hashCode() {
         result = prime * result + ((exception == null) ? 0 : exception.hashCode());
         result = prime * result + ((localFile == null) ? 0 : localFile.hashCode());
         return prime * result + requestType;
-        
     }
 
     @Override

compat/maven-compat/src/main/java/org/apache/maven/repository/DelegatingLocalArtifactRepository.java

@@ -152,8 +152,6 @@ public int hashCode() {
         hash = hash * 31 + (buildReactor == null ? 0 : buildReactor.hashCode());
         hash = hash * 31 + (ideWorkspace == null ? 0 : ideWorkspace.hashCode());
         return hash * 31 + (userLocalArtifactRepository == null ? 0 : userLocalArtifactRepository.hashCode());
-
-        
     }
 
     @Override

compat/maven-compat/src/main/java/org/apache/maven/repository/metadata/DefaultGraphConflictResolver.java

@@ -175,8 +175,7 @@ private void visit(MetadataGraphVertex from, List<MetadataGraphVertex> visited,
     }
 
     // -------------------------------------------------------------------------------------
-    private MetadataGraphEdge cleanEdges(
-            List<MetadataGraphEdge> edges, ArtifactScopeEnum scope) {
+    private MetadataGraphEdge cleanEdges(List<MetadataGraphEdge> edges, ArtifactScopeEnum scope) {
         if (edges == null || edges.isEmpty()) {
             return null;
         }

compat/maven-compat/src/test/java/org/apache/maven/artifact/AbstractArtifactComponentTestCase.java

@@ -283,8 +283,6 @@ protected Artifact createArtifact(String artifactId, String version, String type
 
     protected Artifact createArtifact(String groupId, String artifactId, String version, String type) throws Exception {
         return artifactFactory.createBuildArtifact(groupId, artifactId, version, type);
-
-        
     }
 
     protected void deleteLocalArtifact(Artifact artifact) throws Exception {