Modify ONAP PAP REST classes basic checkstyle

Modify tabs to space for checkstyle issue fix in ONAP PAP REST
module. It helps future reviews and refactoring. Remaining classes

Issue-ID: POLICY-1014
Change-Id: I677eadac9e8364b388be922024528c27fd1e2545
Signed-off-by: Krishnajinka <kris.jinka@samsung.com>

1 files changed, 59 insertions, 59 deletions

diff --git a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/service/MetricService.java b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/service/MetricService.java
index 3fff9f266..864201cfe 100644
--- a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/service/MetricService.java
+++ b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/service/MetricService.java
@@ -35,64 +35,64 @@ import org.onap.policy.xacml.api.pap.OnapPDPGroup;
 import com.att.research.xacml.api.pap.PDPPolicy;
 
 public class MetricService {
-	private static String errorMsg	= "error";
-	/*
-	 * This is a private constructor
-	 * */
-	private MetricService(){
-		
-	}
-	public static void doGetPolicyMetrics(HttpServletResponse response) {
-		Set<OnapPDPGroup> groups = new HashSet<>();
-		try {
-			//get the count of policies on the PDP
-			if(XACMLPapServlet.getPAPEngine()!=null){
-				groups = XACMLPapServlet.getPAPEngine().getOnapPDPGroups();
-			}
-			int pdpCount = 0;
-			for (OnapPDPGroup group : groups) {
-				Set<PDPPolicy> policies = group.getPolicies();
-				pdpCount += policies.size();
-			}
-			//get the count of policies on the PAP
-			EntityManager em = null;
-			if(XACMLPapServlet.getEmf()!=null){
-				em = XACMLPapServlet.getEmf().createEntityManager();
-			}
-			if (em==null){
-				PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " Error creating entity manager with persistence unit: " + XACMLPapServlet.getPersistenceUnit());
-				response.setStatus(HttpServletResponse.SC_BAD_REQUEST);								
-				response.addHeader(errorMsg, "Error creating entity manager with persistence unit");
-				return;
-			}
-			int papCount = ((Number) em.createNamedQuery("PolicyVersion.findAllCount").getSingleResult()).intValue();
-			em.close();
-			int totalCount = pdpCount + papCount;
-			//create json string for API response
-			JSONObject json = new JSONObject();
-			json.put("papCount", papCount);
-			json.put("pdpCount", pdpCount);
-			json.put("totalCount", totalCount);
-			if (pdpCount>0 && papCount>0 && totalCount>0) {
-				PolicyLogger.info("Metrics have been found on the Policy Engine for the number of policies on the PAP and PDP.");
-				response.setStatus(HttpServletResponse.SC_OK);
-				response.addHeader("successMapKey", "success");
-				response.addHeader("operation", "getMetrics");
-				response.addHeader("metrics", json.toString() );
-				return;
-			}else{
-				String message = "The policy count on the PAP and PDP is 0.  Please check the database and file system to correct this error.";
-				response.setStatus(HttpServletResponse.SC_BAD_REQUEST);								
-				response.addHeader(errorMsg, message);
-				return;
-			}
-		} catch (Exception e) {
-			String message = XACMLErrorConstants.ERROR_DATA_ISSUE + " Error Querying the Database: " + e.getMessage();
-			PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "XACMLPapServlet", " Error Querying the Database.");
-			response.setStatus(HttpServletResponse.SC_BAD_REQUEST);								
-			response.addHeader(errorMsg, message);
-			return;			
-		}
-	}
+    private static String errorMsg	= "error";
+    /*
+     * This is a private constructor
+     * */
+    private MetricService(){
+
+    }
+    public static void doGetPolicyMetrics(HttpServletResponse response) {
+        Set<OnapPDPGroup> groups = new HashSet<>();
+        try {
+            //get the count of policies on the PDP
+            if(XACMLPapServlet.getPAPEngine()!=null){
+                groups = XACMLPapServlet.getPAPEngine().getOnapPDPGroups();
+            }
+            int pdpCount = 0;
+            for (OnapPDPGroup group : groups) {
+                Set<PDPPolicy> policies = group.getPolicies();
+                pdpCount += policies.size();
+            }
+            //get the count of policies on the PAP
+            EntityManager em = null;
+            if(XACMLPapServlet.getEmf()!=null){
+                em = XACMLPapServlet.getEmf().createEntityManager();
+            }
+            if (em==null){
+                PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " Error creating entity manager with persistence unit: " + XACMLPapServlet.getPersistenceUnit());
+                response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
+                response.addHeader(errorMsg, "Error creating entity manager with persistence unit");
+                return;
+            }
+            int papCount = ((Number) em.createNamedQuery("PolicyVersion.findAllCount").getSingleResult()).intValue();
+            em.close();
+            int totalCount = pdpCount + papCount;
+            //create json string for API response
+            JSONObject json = new JSONObject();
+            json.put("papCount", papCount);
+            json.put("pdpCount", pdpCount);
+            json.put("totalCount", totalCount);
+            if (pdpCount>0 && papCount>0 && totalCount>0) {
+                PolicyLogger.info("Metrics have been found on the Policy Engine for the number of policies on the PAP and PDP.");
+                response.setStatus(HttpServletResponse.SC_OK);
+                response.addHeader("successMapKey", "success");
+                response.addHeader("operation", "getMetrics");
+                response.addHeader("metrics", json.toString() );
+                return;
+            }else{
+                String message = "The policy count on the PAP and PDP is 0.  Please check the database and file system to correct this error.";
+                response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
+                response.addHeader(errorMsg, message);
+                return;
+            }
+        } catch (Exception e) {
+            String message = XACMLErrorConstants.ERROR_DATA_ISSUE + " Error Querying the Database: " + e.getMessage();
+            PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "XACMLPapServlet", " Error Querying the Database.");
+            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
+            response.addHeader(errorMsg, message);
+            return;
+        }
+    }
 
 }