Adding guard PIP

Adding the PIP support into the translator to setup the count
attribute as an attribute generated by PIP and not sent by
calling application.

Added JUnit for OperationsHistoryPipEngine.

Issue-ID: POLICY-1471
Change-Id: I71773ee8ea0e6c02873506d973a604899383d4b5
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

3 files changed, 182 insertions, 0 deletions

diff --git a/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/OnapOperationsHistoryPipEngineTest.java b/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/OnapOperationsHistoryPipEngineTest.java
new file mode 100644
index 00000000..97b034f8
--- /dev/null
+++ b/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/OnapOperationsHistoryPipEngineTest.java
@@ -0,0 +1,135 @@
+/*-
+ * ============LICENSE_START=======================================================
+  * Copyright (C) 2019 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.
+ * 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.pdp.xacml.application.common;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.FileInputStream;
+import java.lang.reflect.Method;
+import java.sql.Date;
+import java.time.Instant;
+import java.util.Properties;
+import java.util.UUID;
+
+import javax.persistence.EntityManager;
+import javax.persistence.Persistence;
+import javax.persistence.Query;
+
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class OnapOperationsHistoryPipEngineTest {
+    private static final Logger LOGGER = LoggerFactory.getLogger(OnapOperationsHistoryPipEngineTest.class);
+    private static OnapOperationsHistoryPipEngine pipEngine;
+
+    private static EntityManager em;
+
+    /**
+     * Create an instance of our engine and also the persistence
+     * factory.
+     *
+     * @throws Exception connectivity issues
+     */
+    @BeforeClass
+    public static void setUp() throws Exception {
+        LOGGER.info("Setting up PIP Testing");
+        //
+        // Create instance
+        //
+        pipEngine = new OnapOperationsHistoryPipEngine();
+        //
+        // Load our test properties to use
+        //
+        Properties properties = new Properties();
+        try (FileInputStream is = new FileInputStream("src/test/resources/test.properties")) {
+            properties.load(is);
+        }
+        //
+        // Configure it using properties
+        //
+        pipEngine.configure("issuer", properties);
+        LOGGER.info("PIP configured now creating our entity manager");
+        //
+        // Connect to in-mem db
+        //
+        em = Persistence.createEntityManagerFactory(properties.getProperty("historydb.persistenceunit"), properties)
+                .createEntityManager();
+        //
+        //
+        //
+        LOGGER.info("Configured own entity manager", em.toString());
+    }
+
+    /**
+     * Close the entity manager.
+     */
+    @AfterClass
+    public static void tearDown() {
+        if (em != null) {
+            em.close();
+        }
+    }
+
+    @Test
+    public void testGetCountFromDb() throws Exception {
+
+        // Add an entry
+        OnapOperationsHistoryDbao newEntry = new OnapOperationsHistoryDbao();
+        newEntry.setActor("Controller");
+        newEntry.setOperation("operationA");
+        newEntry.setClName("cl-foobar-1");
+        newEntry.setOutcome("SUCCESS");
+        newEntry.setStarttime(Date.from(Instant.now().minusMillis(20000)));
+        newEntry.setEndtime(Date.from(Instant.now()));
+        newEntry.setRequestId(UUID.randomUUID().toString());
+        newEntry.setTarget("vnf-1");
+
+        // Use reflection to run getCountFromDB
+        Method method = OnapOperationsHistoryPipEngine.class.getDeclaredMethod("doDatabaseQuery",
+                                                                            String.class,
+                                                                            String.class,
+                                                                            String.class,
+                                                                            int.class,
+                                                                            String.class);
+        method.setAccessible(true);
+        int count = (int) method.invoke(pipEngine, newEntry.getActor(), newEntry.getOperation(), newEntry.getTarget(),
+                1, "HOUR");
+
+        // No entries yet
+        assertEquals(0, count);
+
+
+        em.getTransaction().begin();
+        em.persist(newEntry);
+        em.getTransaction().commit();
+
+        Query queryCount = em.createNativeQuery("select count(*) as numops from operationshistory")
+                .setParameter(1, 1);
+        LOGGER.info("{} entries", queryCount.getSingleResult());
+
+        count = (int) method.invoke(pipEngine, newEntry.getActor(), newEntry.getOperation(), newEntry.getTarget(),
+                1, "HOUR");
+        // Should count 1 entry now
+        assertEquals(1, count);
+    }
+
+}
diff --git a/applications/common/src/test/resources/META-INF/persistence.xml b/applications/common/src/test/resources/META-INF/persistence.xml
new file mode 100644
index 00000000..09c76c56
--- /dev/null
+++ b/applications/common/src/test/resources/META-INF/persistence.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ============LICENSE_START=======================================================
+  ONAP
+  ================================================================================
+  Copyright (C) 2019 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.
+  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=========================================================
+  -->
+
+<persistence xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence persistence_1_0.xsd" version="1.0">
+
+    <persistence-unit name="PipEngineTest" transaction-type="RESOURCE_LOCAL">
+        <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
+        
+        <class>org.onap.policy.pdp.xacml.application.common.OnapOperationsHistoryDbao</class>
+        
+        <properties>
+            <property name="eclipselink.ddl-generation" value="create-tables" />
+            <property name="eclipselink.logging.level" value="FINE" />
+            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver" />
+            <property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:testdb;DATABASE_TO_UPPER=FALSE" />
+            <property name="javax.persistence.jdbc.user" value="policy" />
+            <property name="javax.persistence.jdbc.password" value="P01icY" />
+            <property name="javax.persistence.schema-generation.database.action" value="drop-and-create"/>
+            <property name="javax.persistence.schema-generation.create-source" value="metadata"/>
+        </properties>
+    </persistence-unit>
+
+</persistence>
+  
\ No newline at end of file
diff --git a/applications/common/src/test/resources/test.properties b/applications/common/src/test/resources/test.properties
index efe90d82..f326dc2a 100644
--- a/applications/common/src/test/resources/test.properties
+++ b/applications/common/src/test/resources/test.properties
@@ -30,3 +30,8 @@ refstart1.file=src/test/resources/ref1.xml
 refstart2.file=src/test/resources/ref2.xml
 refstart3.file=src/test/resources/ref3.xml
 refstart4.file=src/test/resources/ref4.xml
+
+#
+# Database persistence for PIP
+#
+historydb.persistenceunit=PipEngineTest