Address more sonar issues in policy-models

[policy/models.git] / models-dao / src / main / java / org / onap / policy / models / dao / impl / DefaultPfDao.java

diff --git a/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java b/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java
index 6707e70..ad9ef12 100644 (file)
--- a/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java
+++ b/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2019-2020 Nordix Foundation.
- *  Modifications Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ *  Modifications Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -26,13 +26,11 @@ import java.util.Collections;
 import java.util.Date;
 import java.util.List;
 import java.util.Map;
-
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.Persistence;
 import javax.persistence.TypedQuery;
 import javax.ws.rs.core.Response;
-
 import org.onap.policy.models.base.PfConcept;
 import org.onap.policy.models.base.PfConceptKey;
 import org.onap.policy.models.base.PfModelException;
@@ -120,7 +118,7 @@ public class DefaultPfDao implements PfDao {
         } catch (final Exception ex) {
             String errorMessage = "Creation of Policy Framework persistence unit \""
                     + daoParameters.getPersistenceUnit() + "\" failed";
-            LOGGER.warn(errorMessage, ex);
+            LOGGER.warn(errorMessage);
             throw new PfModelException(Response.Status.INTERNAL_SERVER_ERROR, errorMessage, ex);
         }
         LOGGER.debug("Created Policy Framework persistence unit \"{}\"", daoParameters.getPersistenceUnit());
@@ -362,11 +360,7 @@ public class DefaultPfDao implements PfDao {
 
         try {
             if (filterMap != null) {
-                StringBuilder bld = new StringBuilder(filterQueryString);
-                for (String key : filterMap.keySet()) {
-                    bld.append("c." + key + "= :" + key + AND);
-                }
-                filterQueryString = bld.toString();
+                filterQueryString = buildFilter(filterMap, filterQueryString);
             }
             filterQueryString = addKeyFilterString(filterQueryString, name, startTime, endTime);
             if (getRecordNum > 0) {
@@ -405,42 +399,30 @@ public class DefaultPfDao implements PfDao {
         }
     }
 
+    private String buildFilter(final Map<String, Object> filterMap, String filterQueryString) {
+        StringBuilder bld = new StringBuilder(filterQueryString);
+        for (String key : filterMap.keySet()) {
+            bld.append("c." + key + "= :" + key + AND);
+        }
+        return bld.toString();
+    }
+
     @Override
     public <T extends PfConcept> T get(final Class<T> someClass, final PfConceptKey key) {
-        if (someClass == null) {
-            return null;
-        }
-        final EntityManager mg = getEntityManager();
-        try {
-            final T t = mg.find(someClass, key);
-            if (t != null) {
-                mg.refresh(t);
-            }
-            return checkAndReturn(someClass, t);
-        } finally {
-            mg.close();
-        }
+        return genericGet(someClass, key);
     }
 
     @Override
     public <T extends PfConcept> T get(final Class<T> someClass, final PfReferenceKey key) {
-        if (someClass == null) {
-            return null;
-        }
-        final EntityManager mg = getEntityManager();
-        try {
-            final T t = mg.find(someClass, key);
-            if (t != null) {
-                mg.refresh(t);
-            }
-            return checkAndReturn(someClass, t);
-        } finally {
-            mg.close();
-        }
+        return genericGet(someClass, key);
     }
 
     @Override
     public <T extends PfConcept> T get(final Class<T> someClass, final PfTimestampKey key) {
+        return genericGet(someClass, key);
+    }
+
+    private <T extends PfConcept> T genericGet(final Class<T> someClass, final Object key) {
         if (someClass == null) {
             return null;
         }
@@ -586,7 +568,7 @@ public class DefaultPfDao implements PfDao {
      * @return the updated query string
      */
     private <T extends PfConcept> String setQueryTable(final String queryString, final Class<T> tableClass) {
-        return queryString.replaceAll(TABLE_TOKEN, tableClass.getSimpleName());
+        return queryString.replace(TABLE_TOKEN, tableClass.getSimpleName());
     }
 
     /**