Fix checkstyle issues to enforce it

[controller.git] / opendaylight / config / config-persister-feature-adapter / src / main / java / org / opendaylight / controller / configpusherfeature / internal / ChildAwareFeatureWrapper.java

diff --git a/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ChildAwareFeatureWrapper.java b/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ChildAwareFeatureWrapper.java
index 7da9b9f9a3663482c989e44cb9a8bab8da04c886..91295008ab763cb2a13f55930bbb6129340cf9cb 100644 (file)
--- a/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ChildAwareFeatureWrapper.java
+++ b/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ChildAwareFeatureWrapper.java
@@ -9,8 +9,11 @@ package org.opendaylight.controller.configpusherfeature.internal;
 
 import com.google.common.base.Optional;
 import com.google.common.base.Preconditions;
+
 import java.util.LinkedHashSet;
 import java.util.List;
+import java.util.Set;
+
 import org.apache.felix.utils.version.VersionRange;
 import org.apache.felix.utils.version.VersionTable;
 import org.apache.karaf.features.Dependency;
@@ -28,20 +31,21 @@ import org.slf4j.LoggerFactory;
  */
 public class ChildAwareFeatureWrapper extends AbstractFeatureWrapper implements Feature {
     private static final Logger LOG = LoggerFactory.getLogger(ChildAwareFeatureWrapper.class);
-    private FeaturesService featuresService= null;
+    private FeaturesService featuresService = null;
 
-    protected ChildAwareFeatureWrapper(Feature f) {
+    protected ChildAwareFeatureWrapper(final Feature feature) {
         // Don't use without a feature service
     }
 
-    /*
-     * @param f Feature to wrap
-     * @param s FeaturesService to look up dependencies
+    /* Constructor.
+
+     * @param feature Feature to wrap
+     * @param featuresService FeaturesService to look up dependencies
      */
-    ChildAwareFeatureWrapper(Feature f, FeaturesService s) throws Exception {
-        super(s.getFeature(f.getName(), f.getVersion()));
-        Preconditions.checkNotNull(s, "FeatureWrapper requires non-null FeatureService in constructor");
-        this.featuresService = s;
+    ChildAwareFeatureWrapper(final Feature feature, final FeaturesService featuresService) throws Exception {
+        super(featuresService.getFeature(feature.getName(), feature.getVersion()));
+        Preconditions.checkNotNull(featuresService, "FeatureWrapper requires non-null FeatureService in constructor");
+        this.featuresService = featuresService;
     }
 
     protected FeaturesService getFeaturesService() {
@@ -52,17 +56,18 @@ public class ChildAwareFeatureWrapper extends AbstractFeatureWrapper implements
      * Get FeatureConfigSnapshotHolders appropriate to feed to the config subsystem
      * from the underlying Feature Config files and those of its children recursively
      */
-    public LinkedHashSet <? extends ChildAwareFeatureWrapper> getChildFeatures() throws Exception {
+    public Set<? extends ChildAwareFeatureWrapper> getChildFeatures() throws Exception {
         List<Dependency> dependencies = feature.getDependencies();
-        LinkedHashSet <ChildAwareFeatureWrapper> childFeatures = new LinkedHashSet<ChildAwareFeatureWrapper>();
-        if(dependencies != null) {
-            for(Dependency dependency: dependencies) {
+        Set<ChildAwareFeatureWrapper> childFeatures = new LinkedHashSet<>();
+        if (dependencies != null) {
+            for (Dependency dependency : dependencies) {
                 Feature fi = extractFeatureFromDependency(dependency);
-                if(fi != null) {
-                    if(featuresService.getFeature(fi.getName(), fi.getVersion()) == null) {
-                        LOG.warn("Feature: {}, {} is missing from features service. Skipping", fi.getName(), fi.getVersion());
+                if (fi != null) {
+                    if (featuresService.getFeature(fi.getName(), fi.getVersion()) == null) {
+                        LOG.warn("Feature: {}, {} is missing from features service. Skipping", fi.getName(), fi
+                                .getVersion());
                     } else {
-                        ChildAwareFeatureWrapper wrappedFeature = new ChildAwareFeatureWrapper(fi,featuresService);
+                        ChildAwareFeatureWrapper wrappedFeature = new ChildAwareFeatureWrapper(fi, featuresService);
                         childFeatures.add(wrappedFeature);
                     }
                 }
@@ -72,12 +77,13 @@ public class ChildAwareFeatureWrapper extends AbstractFeatureWrapper implements
     }
 
     @Override
-    public LinkedHashSet<FeatureConfigSnapshotHolder> getFeatureConfigSnapshotHolders() throws Exception {
-        LinkedHashSet <FeatureConfigSnapshotHolder> snapShotHolders = new LinkedHashSet<FeatureConfigSnapshotHolder>();
-        for(ChildAwareFeatureWrapper c: getChildFeatures()) {
-            for(FeatureConfigSnapshotHolder h: c.getFeatureConfigSnapshotHolders()) {
-                final Optional<FeatureConfigSnapshotHolder> featureConfigSnapshotHolder = getFeatureConfigSnapshotHolder(h.getFileInfo());
-                if(featureConfigSnapshotHolder.isPresent()) {
+    public Set<FeatureConfigSnapshotHolder> getFeatureConfigSnapshotHolders() throws Exception {
+        Set<FeatureConfigSnapshotHolder> snapShotHolders = new LinkedHashSet<>();
+        for (ChildAwareFeatureWrapper c : getChildFeatures()) {
+            for (FeatureConfigSnapshotHolder h : c.getFeatureConfigSnapshotHolders()) {
+                final Optional<FeatureConfigSnapshotHolder> featureConfigSnapshotHolder =
+                        getFeatureConfigSnapshotHolder(h.getFileInfo());
+                if (featureConfigSnapshotHolder.isPresent()) {
                     snapShotHolders.add(featureConfigSnapshotHolder.get());
                 }
             }
@@ -86,16 +92,16 @@ public class ChildAwareFeatureWrapper extends AbstractFeatureWrapper implements
         return snapShotHolders;
     }
 
-    protected Feature extractFeatureFromDependency(Dependency dependency) throws Exception {
+    protected Feature extractFeatureFromDependency(final Dependency dependency) throws Exception {
         Feature[] features = featuresService.listFeatures();
-        VersionRange range = org.apache.karaf.features.internal.model.Feature.DEFAULT_VERSION.equals(dependency.getVersion())
-                ? VersionRange.ANY_VERSION : new VersionRange(dependency.getVersion(), true, true);
+        VersionRange range = org.apache.karaf.features.internal.model.Feature.DEFAULT_VERSION.equals(dependency
+                .getVersion()) ? VersionRange.ANY_VERSION : new VersionRange(dependency.getVersion(), true, true);
         Feature fi = null;
-        for(Feature f: features) {
+        for (Feature f : features) {
             if (f.getName().equals(dependency.getName())) {
-                Version v = VersionTable.getVersion(f.getVersion());
-                if (range.contains(v) &&
-                    (fi == null || VersionTable.getVersion(fi.getVersion()).compareTo(v) < 0)) {
+                Version version = VersionTable.getVersion(f.getVersion());
+                if (range.contains(version) && (fi == null || VersionTable.getVersion(fi.getVersion())
+                        .compareTo(version) < 0)) {
                     fi = f;
                     break;
                 }
@@ -103,5 +109,4 @@ public class ChildAwareFeatureWrapper extends AbstractFeatureWrapper implements
         }
         return fi;
     }
-
 }