Merge "Add PolicyPdpNotificationData for generating notifications"
diff --git a/main/src/main/java/org/onap/policy/pap/main/notification/PolicyPdpNotificationData.java b/main/src/main/java/org/onap/policy/pap/main/notification/PolicyPdpNotificationData.java
new file mode 100644
index 0000000..a65e46f
--- /dev/null
+++ b/main/src/main/java/org/onap/policy/pap/main/notification/PolicyPdpNotificationData.java
@@ -0,0 +1,86 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP PAP
+ * ================================================================================
+ * 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.pap.main.notification;
+
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+import lombok.Getter;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
+
+/**
+ * Data used to track deploy/undeploy of a policy to PDPs.
+ */
+@Getter
+public class PolicyPdpNotificationData {
+ private final ToscaPolicyIdentifier policyId;
+ private final ToscaPolicyTypeIdentifier policyType;
+ private final Set<String> pdps = new HashSet<>();
+
+
+ /**
+ * Constructs the object.
+ *
+ * @param policyId ID of the policy being deployed/undeployed
+ * @param policyType type of the associated policy
+ */
+ public PolicyPdpNotificationData(ToscaPolicyIdentifier policyId, ToscaPolicyTypeIdentifier policyType) {
+ this.policyId = policyId;
+ this.policyType = policyType;
+ }
+
+ /**
+ * Determines if there are any PDPs in the data.
+ *
+ * @return {@code true} if the data contains at least one PDP, {@code false} otherwise
+ */
+ public boolean isEmpty() {
+ return pdps.isEmpty();
+ }
+
+ /**
+ * Adds a PDP to the set of PDPs.
+ *
+ * @param pdp PDP to be added
+ */
+ public void add(String pdp) {
+ pdps.add(pdp);
+ }
+
+ /**
+ * Adds PDPs to the set of PDPs.
+ *
+ * @param pdps PDPs to be added
+ */
+ public void addAll(Collection<String> pdps) {
+ this.pdps.addAll(pdps);
+ }
+
+ /**
+ * Removes PDPs from the set of PDPs.
+ *
+ * @param pdps PDPs to be removed
+ */
+ public void removeAll(Collection<String> pdps) {
+ this.pdps.removeAll(pdps);
+ }
+}
diff --git a/main/src/test/java/org/onap/policy/pap/main/notification/PolicyPdpNotificationDataTest.java b/main/src/test/java/org/onap/policy/pap/main/notification/PolicyPdpNotificationDataTest.java
new file mode 100644
index 0000000..cd8b4d3
--- /dev/null
+++ b/main/src/test/java/org/onap/policy/pap/main/notification/PolicyPdpNotificationDataTest.java
@@ -0,0 +1,121 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP PAP
+ * ================================================================================
+ * 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.pap.main.notification;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.TreeSet;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
+
+/**
+ * Note: this wraps the PDPs in a TreeSet so that the content can be verified without
+ * worrying about order.
+ */
+public class PolicyPdpNotificationDataTest {
+ private static final String PDP1 = "pdp-1";
+ private static final String PDP2 = "pdp-2";
+ private static final String PDP3 = "pdp-3";
+ private static final String PDP4 = "pdp-4";
+
+ private ToscaPolicyIdentifier policyId;
+ private ToscaPolicyTypeIdentifier policyType;
+ private PolicyPdpNotificationData data;
+
+ /**
+ * Creates various objects, including {@link #data}.
+ */
+ @Before
+ public void setUp() {
+ policyId = new ToscaPolicyIdentifier("my-id", "1.2.3");
+ policyType = new ToscaPolicyTypeIdentifier("my-type", "3.2.1");
+
+ data = new PolicyPdpNotificationData(policyId, policyType);
+ }
+
+ @Test
+ public void testPolicyPdpNotificationData() {
+ assertSame(policyId, data.getPolicyId());
+ assertSame(policyType, data.getPolicyType());
+ assertTrue(data.getPdps().isEmpty());
+ }
+
+ @Test
+ public void testIsEmpty() {
+ assertTrue(data.isEmpty());
+
+ data.add(PDP1);
+ assertFalse(data.isEmpty());
+
+ data.add(PDP2);
+ data.add(PDP3);
+ assertFalse(data.isEmpty());
+
+ data.removeAll(Arrays.asList(PDP1, PDP3));
+ assertFalse(data.isEmpty());
+
+ data.removeAll(Arrays.asList(PDP2));
+ assertTrue(data.isEmpty());
+ }
+
+ @Test
+ public void testAdd() {
+ data.add(PDP1);
+ assertEquals("[pdp-1]", new TreeSet<>(data.getPdps()).toString());
+
+ data.add(PDP3);
+ assertEquals("[pdp-1, pdp-3]", new TreeSet<>(data.getPdps()).toString());
+ }
+
+ @Test
+ public void testAddAll() {
+ // verify we can add an empty list
+ data.addAll(Collections.emptyList());
+ assertTrue(data.getPdps().isEmpty());
+
+ // try a non-empty list
+ data.addAll(Arrays.asList(PDP1, PDP3));
+ assertEquals("[pdp-1, pdp-3]", new TreeSet<>(data.getPdps()).toString());
+ }
+
+ @Test
+ public void testRemoveAll() {
+ // verify we can remove an empty list
+ data.removeAll(Collections.emptyList());
+ assertTrue(data.getPdps().isEmpty());
+
+ // now test with non-empty lists
+ data.addAll(Arrays.asList(PDP1, PDP2, PDP3, PDP4));
+
+ data.removeAll(Arrays.asList(PDP1, PDP3));
+ assertEquals("[pdp-2, pdp-4]", new TreeSet<>(data.getPdps()).toString());
+
+ data.removeAll(Arrays.asList(PDP2, PDP4));
+ assertEquals("[]", new TreeSet<>(data.getPdps()).toString());
+ }
+}