Add junit and refactor code

Adding Junit tests in modules and refactoring code

Change-Id: I887f1b2371d9e3d4a4e2ce6e7e1f3c97a361f283
Issue-ID: POLICY-704
Signed-off-by: eikrwaq <waqas.ikram@ericsson.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/site-manager/src/main/java/org/onap/policy/common/sitemanager/data/service/DatabaseAccessService.java b/site-manager/src/main/java/org/onap/policy/common/sitemanager/data/service/DatabaseAccessService.java
new file mode 100644
index 00000000..513ba174
--- /dev/null
+++ b/site-manager/src/main/java/org/onap/policy/common/sitemanager/data/service/DatabaseAccessService.java
@@ -0,0 +1,55 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * site-manager
+ * ================================================================================
+ * Copyright (C) 2018 Ericsson. 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.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.sitemanager.data.service;
+
+import java.util.Collection;
+import java.util.List;
+import org.onap.policy.common.im.jpa.ResourceRegistrationEntity;
+import org.onap.policy.common.im.jpa.StateManagementEntity;
+
+public interface DatabaseAccessService extends AutoCloseable {
+
+    <T> List<T> execute(final Class<T> clazz, final String query, final String paramName, final String paramValue);
+
+    <T> List<T> execute(final Class<T> clazz, final String query);
+
+    /**
+     * Get {@link StateManagementEntity} entities from database
+     * 
+     * @param rOption resource name (optional)
+     * @param sOption site name (optional)
+     * @return list of {@link StateManagementEntity} entities found
+     */
+    List<StateManagementEntity> getStateManagementEntities(final String rOption, final String sOption);
+
+    /**
+     * Get {@link ResourceRegistrationEntity} entities from database
+     * 
+     * @param rOption resource name (optional)
+     * @param sOption site name (optional)
+     * @return list of {@link ResourceRegistrationEntity} entities found
+     */
+    List<ResourceRegistrationEntity> getResourceRegistrationEntities(final String rOption, final String sOption);
+
+    <T> void persist(final Collection<T> entities);
+
+    <T> void refreshEntity(final T enity);
+}