Fix quality flaws

2 files changed, 7 insertions, 6 deletions

diff --git a/sonar-plugin-api/src/main/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristic.java b/sonar-plugin-api/src/main/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristic.java
index bdda2b6a865..06d2c2b53bb 100644
--- a/sonar-plugin-api/src/main/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristic.java
+++ b/sonar-plugin-api/src/main/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristic.java
@@ -328,7 +328,7 @@ public class DefaultCharacteristic implements Characteristic {
 
     DefaultCharacteristic that = (DefaultCharacteristic) o;
 
-    if (key != null ? !key.equals(that.key) : that.key != null) {
+    if ((key != null) ? !key.equals(that.key) : (that.key != null)) {
       return false;
     }
     return !(ruleKey != null ? !ruleKey.equals(that.ruleKey) : that.ruleKey != null);
@@ -337,8 +337,8 @@ public class DefaultCharacteristic implements Characteristic {
 
   @Override
   public int hashCode() {
-    int result = key != null ? key.hashCode() : 0;
-    result = 31 * result + (ruleKey != null ? ruleKey.hashCode() : 0);
+    int result = (key != null) ? key.hashCode() : 0;
+    result = 31 * result + ((ruleKey != null) ? ruleKey.hashCode() : 0);
     return result;
   }
 
diff --git a/sonar-plugin-api/src/main/java/org/sonar/api/utils/Durations.java b/sonar-plugin-api/src/main/java/org/sonar/api/utils/Durations.java
index a181b788b75..9089c441836 100644
--- a/sonar-plugin-api/src/main/java/org/sonar/api/utils/Durations.java
+++ b/sonar-plugin-api/src/main/java/org/sonar/api/utils/Durations.java
@@ -27,6 +27,7 @@ import org.sonar.api.config.Settings;
 import org.sonar.api.i18n.I18n;
 
 import javax.annotation.CheckForNull;
+
 import java.util.Locale;
 
 /**
@@ -113,15 +114,15 @@ public class Durations implements BatchComponent, ServerComponent {
   private String format(Locale locale, int days, int hours, int minutes, boolean isNegative){
     StringBuilder message = new StringBuilder();
     if (days > 0) {
-      message.append(message(locale, "work_duration.x_days", isNegative ? -1 * days : days));
+      message.append(message(locale, "work_duration.x_days", isNegative ? (-1 * days) : days));
     }
     if (displayHours(days, hours)) {
       addSpaceIfNeeded(message);
-      message.append(message(locale, "work_duration.x_hours", isNegative && message.length() == 0 ? -1 * hours : hours));
+      message.append(message(locale, "work_duration.x_hours", (isNegative && message.length() == 0) ? (-1 * hours) : hours));
     }
     if (displayMinutes(days, hours, minutes)) {
       addSpaceIfNeeded(message);
-      message.append(message(locale, "work_duration.x_minutes", isNegative && message.length() == 0 ? -1 * minutes : minutes));
+      message.append(message(locale, "work_duration.x_minutes", (isNegative && message.length() == 0) ? (-1 * minutes) : minutes));
     }
     return message.toString();
   }