Remove sonar blocker and critical

Removed unused import
Null pointer exception
Does not evaluate to true
override hashCode
log exception
cast long
public static final

Issue-ID: POLICY-261
Change-Id: I2d90f8503fcc5ed7d13aff31143b8fb69c689e18
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

4 files changed, 33 insertions, 22 deletions

diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java
index d40a9e0f..d2c542fb 100644
--- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java
+++ b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/ActiveStandbyFeature.java
@@ -106,6 +106,10 @@ public class ActiveStandbyFeature implements ActiveStandbyFeatureAPI,
 			logger.error("ActiveStandbyFeature failed to initialize.  "
 					+ "Unable to get instance of StateManagementFeatureAPI "
 					+ "with resourceID: {}", myPdp.getPdpId());
+			//
+			// Cannot add observer since stateManagementFeature is null
+			//
+			return;
 		}
 
 
@@ -172,15 +176,13 @@ public class ActiveStandbyFeature implements ActiveStandbyFeatureAPI,
 
 				myPdp = new DroolsPdpImpl(resourceName,false,4,new Date());	
 			}
-			if(myPdp != null){
-				String site_name = ActiveStandbyProperties.getProperty(ActiveStandbyProperties.SITE_NAME);
-				if (site_name == null) {
-					site_name = "";
-				}else{
-					site_name = site_name.trim();
-				}
-				myPdp.setSiteName(site_name);
+			String site_name = ActiveStandbyProperties.getProperty(ActiveStandbyProperties.SITE_NAME);
+			if (site_name == null) {
+				site_name = "";
+			}else{
+				site_name = site_name.trim();
 			}
+			myPdp.setSiteName(site_name);
 			if(electionHandler == null){
 				electionHandler = new DroolsPdpsElectionHandler(conn,myPdp);
 			}
diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java
index e434c834..8c1d9f2e 100644
--- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java
+++ b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpObject.java
@@ -31,6 +31,15 @@ public abstract class DroolsPdpObject implements DroolsPdp{
 			return false;
 		}
 	}
+	@Override
+	public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + (this.getPdpId() == null ? 0 : this.getPdpId().hashCode());
+        result = prime * result + (this.getSiteName() == null ? 0 : this.getSiteName().hashCode());
+        result = prime * result + this.getPriority();
+		return super.hashCode();
+	}
 	private int nullSafeCompare(String one, String two){
 		if(one != null && two != null){
 			return one.compareTo(two);
diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java
index 6edf11f8..b0f1a12a 100644
--- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java
+++ b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/DroolsPdpsElectionHandler.java
@@ -256,7 +256,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 										logger.error
 										("DesignatedWaiter.run: myPdp: {} "
 												+ "Caught Exception attempting to demote myPdp,"
-												+ "message= {}", myPdp.getPdpId(), e.getMessage());
+												+ "message= {}", myPdp.getPdpId(), e);
 									}
 								}else{
 									// Don't demote a remote PDP that is current.  It should catch itself
@@ -318,7 +318,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 									logger.error
 									("DesignatedWaiter.run: myPdp: {} Caught Exception "
 											+ "attempting to disableFail myPdp {}, message= {}",
-											myPdp.getPdpId(), myPdp.getPdpId(), e.getMessage());
+											myPdp.getPdpId(), myPdp.getPdpId(), e);
 								}
 							} else { //it is a remote PDP that is failed
 								if(logger.isDebugEnabled()){
@@ -336,7 +336,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 									logger.error
 									("DesignatedWaiter.run: for PDP {}  Caught Exception attempting to "
 											+ "disableFail({}), message= {}",
-											pdp.getPdpId(), pdp.getPdpId(), e.getMessage());
+											pdp.getPdpId(), pdp.getPdpId(), e);
 								}
 
 							}
@@ -378,7 +378,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 										logger.error
 										("DesignatedWaiter.run: myPdp: {} Caught Exception "
 												+ "attempting to demote myPdp {}, message = {}",  myPdp.getPdpId(),
-												myPdp.getPdpId(), e.getMessage());
+												myPdp.getPdpId(), e);
 									}
 
 								}
@@ -438,7 +438,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 										logger.error
 										("DesignatedWaiter.run: myPdp: {} Caught Exception attempting to "
 												+ "disableFail myPdp {}, message= {}", 
-												 myPdp.getPdpId(), myPdp.getPdpId(), e.getMessage());
+												 myPdp.getPdpId(), myPdp.getPdpId(), e);
 									}
 								}else{//it is remote
 									if(logger.isDebugEnabled()){
@@ -455,7 +455,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 										logger.error
 										("DesignatedWaiter.run: for PDP {}" 
 												+ " Caught Exception attempting to disableFail({})"
-												+ ", message=", pdp.getPdpId(), pdp.getPdpId(), e.getMessage());
+												+ ", message=", pdp.getPdpId(), pdp.getPdpId(), e);
 									}
 								}
 							}
@@ -551,7 +551,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 						} catch (Exception e) {
 							logger.error
 							("ERROR: DesignatedWaiter.run: Caught Exception attempting to promote PDP={}"
-									+ ", message=", myPdp.getPdpId(), e.getMessage());
+									+ ", message=", myPdp.getPdpId(), e);
 							myPdp.setDesignated(false);
 							pdpsConnector.setDesignated(myPdp,false);
 							isDesignated = false;
@@ -571,7 +571,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 								logger.error
 								("ERROR: DesignatedWaiter.run: Caught StandbyStatusException "
 										+ "attempting to promote then demote PDP={}, message=",
-										myPdp.getPdpId(), e1.getMessage());
+										myPdp.getPdpId(), e1);
 							}
 
 						} 
@@ -850,7 +850,7 @@ public class DroolsPdpsElectionHandler implements ThreadRunningChecker {
 						logger.error
 						("DesignatedWaiter.run: myPdp: {} Caught Exception attempting to "
 								+ "demote myPdp {} myPdp.getPdpId(), message= {}", myPdp.getPdpId(), 
-								e.getMessage());
+								e);
 					}
 				}
 			} //end: for(DroolsPdp pdp : listOfDesignated)
diff --git a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PMStandbyStateChangeNotifier.java b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PMStandbyStateChangeNotifier.java
index ce62bf89..5a6dd8fa 100644
--- a/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PMStandbyStateChangeNotifier.java
+++ b/feature-active-standby-management/src/main/java/org/onap/policy/drools/activestandby/PMStandbyStateChangeNotifier.java
@@ -80,16 +80,16 @@ public class PMStandbyStateChangeNotifier extends StateChangeNotifier {
 	private long waitInterval;
 	private boolean isNowActivating;
 	private String previousStandbyStatus;
-	public static String NONE = "none";
-	public static String UNSUPPORTED = "unsupported";
-	public static String HOTSTANDBY_OR_COLDSTANDBY = "hotstandby_or_coldstandby";
+	public static final String NONE = "none";
+	public static final String UNSUPPORTED = "unsupported";
+	public static final String HOTSTANDBY_OR_COLDSTANDBY = "hotstandby_or_coldstandby";
 		
 	public PMStandbyStateChangeNotifier(){
 		pdpUpdateInterval = Integer.parseInt(ActiveStandbyProperties.getProperty(ActiveStandbyProperties.PDP_UPDATE_INTERVAL));
 		isWaitingForActivation = false;
 		startTimeWaitingForActivationMs = new Date().getTime();
 		//delay the activate so the DesignatedWaiter can run twice - give it an extra 2 seconds
-		waitInterval = 2*pdpUpdateInterval + 2000;
+		waitInterval = 2*pdpUpdateInterval + 2000L;
 		isNowActivating=false;
 		previousStandbyStatus = PMStandbyStateChangeNotifier.NONE;
 	}
@@ -248,7 +248,7 @@ public class PMStandbyStateChangeNotifier extends StateChangeNotifier {
 						delayActivateTimer.cancel();
 					}catch(Exception e){
 						if(logger.isDebugEnabled()){
-							logger.debug("handleStateChange: PROVIDING_SERVICE no delayActivationTimer existed.");
+							logger.debug("handleStateChange: PROVIDING_SERVICE no delayActivationTimer existed.", e);
 						}
 						//If you end of here, there was no active timer
 					}