Fix quality flaws

5 files changed, 11 insertions, 9 deletions

diff --git a/server/sonar-process/src/main/java/org/sonar/process/LoopbackAddress.java b/server/sonar-process/src/main/java/org/sonar/process/LoopbackAddress.java
index 2302a626d2c..154fac61120 100644
--- a/server/sonar-process/src/main/java/org/sonar/process/LoopbackAddress.java
+++ b/server/sonar-process/src/main/java/org/sonar/process/LoopbackAddress.java
@@ -27,7 +27,7 @@ import java.util.Enumeration;
 
 public class LoopbackAddress {
 
-  private static InetAddress instance;
+  private static volatile InetAddress instance;
 
   private LoopbackAddress() {
     // only static stuff
diff --git a/server/sonar-server/src/main/java/org/sonar/server/computation/step/ParseReportStep.java b/server/sonar-server/src/main/java/org/sonar/server/computation/step/ParseReportStep.java
index 042f13e7c4a..9d6f4a547e4 100644
--- a/server/sonar-server/src/main/java/org/sonar/server/computation/step/ParseReportStep.java
+++ b/server/sonar-server/src/main/java/org/sonar/server/computation/step/ParseReportStep.java
@@ -92,10 +92,11 @@ public class ParseReportStep implements ComputationStep {
 
   private void recursivelyProcessComponent(BatchOutputReader reportReader, ComputationContext context, int componentRef) {
     BatchReport.Component component = reportReader.readComponent(componentRef);
-    issueComputation.processComponentIssues(context, component.getUuid(), reportReader.readComponentIssues(componentRef));
-
-    for (Integer childRef : component.getChildRefsList()) {
-      recursivelyProcessComponent(reportReader, context, childRef);
+    if (component != null) {
+      issueComputation.processComponentIssues(context, component.getUuid(), reportReader.readComponentIssues(componentRef));
+      for (Integer childRef : component.getChildRefsList()) {
+        recursivelyProcessComponent(reportReader, context, childRef);
+      }
     }
   }
 
diff --git a/server/sonar-server/src/main/java/org/sonar/server/issue/index/IssueIndex.java b/server/sonar-server/src/main/java/org/sonar/server/issue/index/IssueIndex.java
index eb1a6f9b7c7..b719d076766 100644
--- a/server/sonar-server/src/main/java/org/sonar/server/issue/index/IssueIndex.java
+++ b/server/sonar-server/src/main/java/org/sonar/server/issue/index/IssueIndex.java
@@ -45,6 +45,7 @@ import org.sonar.api.issue.Issue;
 import org.sonar.api.rule.Severity;
 import org.sonar.api.utils.DateUtils;
 import org.sonar.api.utils.System2;
+import org.sonar.core.util.NonNullInputFunction;
 import org.sonar.server.es.*;
 import org.sonar.server.exceptions.NotFoundException;
 import org.sonar.server.issue.IssueQuery;
@@ -101,9 +102,9 @@ public class IssueIndex extends BaseIndex {
    * Convert an Elasticsearch result (a map) to an {@link org.sonar.server.issue.index.IssueDoc}. It's
    * used for {@link org.sonar.server.es.SearchResult}.
    */
-  private static final Function<Map<String, Object>, IssueDoc> DOC_CONVERTER = new Function<Map<String, Object>, IssueDoc>() {
+  private static final Function<Map<String, Object>, IssueDoc> DOC_CONVERTER = new NonNullInputFunction<Map<String,Object>, IssueDoc>() {
     @Override
-    public IssueDoc apply(Map<String, Object> input) {
+    protected IssueDoc doApply(Map<String, Object> input) {
       return new IssueDoc(input);
     }
   };
diff --git a/server/sonar-ws-client/src/main/java/org/sonar/wsclient/services/WSUtils.java b/server/sonar-ws-client/src/main/java/org/sonar/wsclient/services/WSUtils.java
index 188204771b3..0c8dab2f8a9 100644
--- a/server/sonar-ws-client/src/main/java/org/sonar/wsclient/services/WSUtils.java
+++ b/server/sonar-ws-client/src/main/java/org/sonar/wsclient/services/WSUtils.java
@@ -31,7 +31,7 @@ import java.util.Set;
  */
 public abstract class WSUtils {
 
-  private static WSUtils instance = null;
+  private static volatile WSUtils instance = null;
 
   public static void setInstance(WSUtils utils) {
     instance = utils;
diff --git a/server/sonar-ws-client/src/main/java/org/sonar/wsclient/unmarshallers/Unmarshallers.java b/server/sonar-ws-client/src/main/java/org/sonar/wsclient/unmarshallers/Unmarshallers.java
index 094bc270cd3..654e72fbb98 100644
--- a/server/sonar-ws-client/src/main/java/org/sonar/wsclient/unmarshallers/Unmarshallers.java
+++ b/server/sonar-ws-client/src/main/java/org/sonar/wsclient/unmarshallers/Unmarshallers.java
@@ -28,7 +28,7 @@ public final class Unmarshallers {
   private Unmarshallers() {
   }
 
-  private static Map<Class, Unmarshaller> unmarshallers;
+  private static volatile Map<Class, Unmarshaller> unmarshallers;
 
   static {
     unmarshallers = new HashMap<Class, Unmarshaller>();