Code cleanup to resolve critical sonar issues

Code cleanup mostly involed directing the output of exception messages
to the correct logger stream.

Issue-ID: [POLICY-115]
Change-Id: I2042bac3d3b0991a2ebed33421a73f1aa300c7c1
Signed-off-by: Magnusen, Drew (dm741q) <dm741q@att.com>

4 files changed, 37 insertions, 30 deletions

diff --git a/controlloop/common/guard/src/main/java/org/onap/policy/guard/CallGuardTask.java b/controlloop/common/guard/src/main/java/org/onap/policy/guard/CallGuardTask.java
index dbef0c433..53e972941 100644
--- a/controlloop/common/guard/src/main/java/org/onap/policy/guard/CallGuardTask.java
+++ b/controlloop/common/guard/src/main/java/org/onap/policy/guard/CallGuardTask.java
@@ -23,13 +23,17 @@ package org.onap.policy.guard;
 import com.att.research.xacml.api.DataTypeException;
 import com.att.research.xacml.api.pdp.PDPEngine;
 import com.att.research.xacml.std.annotations.RequestParser;
+
 import java.util.UUID;
 
 import org.drools.core.WorkingMemory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 
 public class CallGuardTask implements Runnable {
 	
+	private static final Logger logger = LoggerFactory.getLogger(CallGuardTask.class);
 	WorkingMemory workingMemory;
 	PDPEngine embeddedPdpEngine;
 	String restfulPdpUrl;
@@ -59,8 +63,7 @@ public class CallGuardTask implements Runnable {
     	try {
     		request = RequestParser.parseRequest(xacmlReq);
 		} catch (IllegalArgumentException | IllegalAccessException | DataTypeException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
+			logger.error("CallGuardTask.run threw: ", e);
 		} 
     	
 		
diff --git a/controlloop/common/guard/src/main/java/org/onap/policy/guard/PIPEngineGetHistory.java b/controlloop/common/guard/src/main/java/org/onap/policy/guard/PIPEngineGetHistory.java
index 8f3928cdd..57deee5f1 100644
--- a/controlloop/common/guard/src/main/java/org/onap/policy/guard/PIPEngineGetHistory.java
+++ b/controlloop/common/guard/src/main/java/org/onap/policy/guard/PIPEngineGetHistory.java
@@ -47,15 +47,16 @@ import com.att.research.xacml.api.Attribute;
 import com.att.research.xacml.api.AttributeValue;
 import com.att.research.xacml.api.Identifier;
 import com.att.research.xacml.std.datatypes.DataTypes;
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 
 
 public class PIPEngineGetHistory extends StdConfigurableEngine{
 
-	private Log logger							= LogFactory.getLog(this.getClass());
 	
+	private static final Logger logger = LoggerFactory.getLogger(PIPEngineGetHistory.class);
 	//private static EntityManager em;
 	
 	public static final String DEFAULT_DESCRIPTION		= "PIP for retrieving Operations History from DB";
@@ -88,7 +89,7 @@ public class PIPEngineGetHistory extends StdConfigurableEngine{
 		try {
 			attributeValue	= DataTypes.DT_INTEGER.createAttributeValue(value);
 		} catch (Exception ex) {
-			this.logger.error("Failed to convert " + value + " to an AttributeValue<Boolean>", ex);
+			this.logger.error("Failed to convert {} to an AttributeValue<Boolean>",value, ex);
 		}
 		if (attributeValue != null) {
 			stdPIPResponse.addAttribute(new StdMutableAttribute(category, attributeId, attributeValue, pipRequest.getIssuer()/*this.getIssuer()*/, false));
@@ -193,7 +194,7 @@ public class PIPEngineGetHistory extends StdConfigurableEngine{
 				pipResponse	= null;
 			}
 		} catch (PIPException ex) {
-			System.out.println("PIPException getting subject-id attribute: " + ex.getMessage());			
+			logger.error("getAttribute threw: ", ex);
 		}
 		return pipResponse;
 	}
@@ -295,29 +296,28 @@ public class PIPEngineGetHistory extends StdConfigurableEngine{
 		try{
 			em = Persistence.createEntityManagerFactory("OperationsHistoryPU").createEntityManager();
 		}catch(Exception e){
-			System.err.println("PIP thread got Exception " + e.getLocalizedMessage() + " Can't connect to Operations History DB.");
+			logger.error("getCountFromDB threw: ", e);
 			return -1;
 		}
 		
-		String sql = "select count(*) as count from operationshistory10 where outcome<>'Failure_Guard' and actor='"
-				+ actor
-				+ "' and operation='"
-				+ operation
-				+ "' and target='"
-				+ target
-				+ "' "
-				+ "and endtime between date_sub(now(),interval "
-				+ timeWindow
-				+ ") and now()";
-		
-		Query nq = em.createNativeQuery(sql);
+		String sql = "select count(*) as count from operationshistory10 where outcome<>'Failure_Guard'"
+				+ " and actor=:actor" 
+				+ " and operation=:operation" 
+				+ " and target=:target" 
+				+ " and endtime between date_sub(now(),interval :timeWindow) and now()"; 
+ 
+		Query nq = em.createNativeQuery(sql); 
+		nq = nq.setParameter("actor", actor); 
+		nq = nq.setParameter("operation", operation); 
+		nq = nq.setParameter("target", target); 
+		nq = nq.setParameter("timeWindow", timeWindow);
 		
 		int ret = -1;
 		try{
 			ret = ((Number)nq.getSingleResult()).intValue();
 		}
 		catch(NoResultException | NonUniqueResultException ex){
-			System.err.println("PIP thread got Exception " + ex.getLocalizedMessage());
+			logger.error("getCountFromDB threw: ", ex);
 			return -1;
 		}
 		
diff --git a/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardXacmlHelper.java b/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardXacmlHelper.java
index 20d50fd3b..c0ed80086 100644
--- a/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardXacmlHelper.java
+++ b/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardXacmlHelper.java
@@ -30,6 +30,8 @@ import java.util.UUID;
 
 import org.apache.commons.io.IOUtils;
 import org.apache.http.entity.ContentType;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.att.research.xacml.api.Attribute;
 import com.att.research.xacml.api.AttributeCategory;
@@ -44,7 +46,7 @@ import com.att.research.xacml.std.json.JSONResponse;
 
 public class PolicyGuardXacmlHelper {
 	
-	
+	private static final Logger logger = LoggerFactory.getLogger(PolicyGuardXacmlHelper.class);
 
 	public static com.att.research.xacml.api.Response callPDP(PDPEngine xacmlEmbeddedPdpEngine, String restfulPdpUrl, com.att.research.xacml.api.Request request, boolean isREST) {
 		//
@@ -133,19 +135,20 @@ public class PolicyGuardXacmlHelper {
         					contentType.getMimeType().equalsIgnoreCase("application/xacml+xml") ) {
                 		response = (com.att.research.xacml.api.Response) DOMResponse.load(connection.getInputStream());
         			} else {
-        				System.err.println("unknown content-type: " + contentType);
+        				logger.error("{}: unknown content-type: ", contentType);
                 	}
 
                 } catch (Exception e) {
         			String message = "Parsing Content-Type: " + connection.getContentType() + ", error=" + e.getMessage();
-        			System.err.println(message);
+        			logger.error("{}: callRESTfulPDP threw: ", message);
         		}
 
             } else {
-            	System.err.println(connection.getResponseCode() + " " + connection.getResponseMessage());
+            	logger.error("unknown content-type: {} {}", connection.getResponseCode(), connection.getResponseMessage() );
             }
 		} catch (Exception e) {
-			System.err.println(e);
+			
+			logger.error("callRESTfulPDP threw: ", e);
 		}
 		
 		return response;
diff --git a/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardYamlToXacml.java b/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardYamlToXacml.java
index 4d952b58e..21584f0b5 100644
--- a/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardYamlToXacml.java
+++ b/controlloop/common/guard/src/main/java/org/onap/policy/guard/PolicyGuardYamlToXacml.java
@@ -30,11 +30,14 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import org.onap.policy.controlloop.policy.guard.ControlLoopGuard;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 
 
 public class PolicyGuardYamlToXacml {
 	
+	private static final Logger logger = LoggerFactory.getLogger(PolicyGuardYamlToXacml.class);
 	
 	public static void fromYamlToXacml(String yamlFile, String xacmlTemplate, String xacmlPolicyOutput){
 		
@@ -67,8 +70,7 @@ public class PolicyGuardYamlToXacml {
 	        Files.write(Paths.get(xacmlPolicyOutput), xacmlPolicyContent.getBytes());
         
 		} catch (IOException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
+			logger.error("fromYamlToXacml threw: ", e);
 		}
 		
 	}
@@ -198,8 +200,7 @@ public class PolicyGuardYamlToXacml {
 	        Files.write(Paths.get(xacmlPolicyOutput), xacmlPolicyContent.getBytes());
         
 		} catch (IOException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
+			logger.error("fromYamlToXacmlBlacklist threw: ", e);
 		}
 		
 	}