1 files changed, 115 insertions, 0 deletions
diff --git a/dcae-analytics-cdap-tca/src/main/java/org/onap/dcae/apod/analytics/cdap/tca/validator/TCAPolicyPreferencesValidator.java b/dcae-analytics-cdap-tca/src/main/java/org/onap/dcae/apod/analytics/cdap/tca/validator/TCAPolicyPreferencesValidator.java
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--- /dev/null
+++ b/dcae-analytics-cdap-tca/src/main/java/org/onap/dcae/apod/analytics/cdap/tca/validator/TCAPolicyPreferencesValidator.java
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+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    Copyright © 2017 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.dcae.apod.analytics.cdap.tca.validator;
+
+import org.onap.dcae.apod.analytics.cdap.common.validation.CDAPAppSettingsValidator;
+import org.onap.dcae.apod.analytics.cdap.tca.settings.TCAPolicyPreferences;
+import org.onap.dcae.apod.analytics.common.validation.GenericValidationResponse;
+import org.onap.dcae.apod.analytics.model.domain.cef.EventSeverity;
+import org.onap.dcae.apod.analytics.model.domain.policy.tca.ClosedLoopEventStatus;
+import org.onap.dcae.apod.analytics.model.domain.policy.tca.ControlLoopSchemaType;
+import org.onap.dcae.apod.analytics.model.domain.policy.tca.Direction;
+import org.onap.dcae.apod.analytics.model.domain.policy.tca.MetricsPerEventName;
+import org.onap.dcae.apod.analytics.model.domain.policy.tca.Threshold;
+import org.onap.dcae.apod.analytics.tca.utils.TCAUtils;
+
+import java.util.List;
+
+import static org.onap.dcae.apod.analytics.cdap.common.utils.ValidationUtils.isEmpty;
+
+/**
+ * Validates TCA Policy Preferences
+ * <p>
+ *
+ * @author Rajiv Singla . Creation Date: 11/29/2016.
+ */
+public class TCAPolicyPreferencesValidator implements CDAPAppSettingsValidator<TCAPolicyPreferences,
+        GenericValidationResponse<TCAPolicyPreferences>> {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public GenericValidationResponse<TCAPolicyPreferences> validateAppSettings(
+            final TCAPolicyPreferences tcaPolicyPreferences) {
+
+        final GenericValidationResponse<TCAPolicyPreferences> validationResponse = new GenericValidationResponse<>();
+
+        // validate TCA Policy must domain present
+        final String domain = tcaPolicyPreferences.getDomain();
+        if (isEmpty(domain)) {
+            validationResponse.addErrorMessage("domain", "TCA Policy must have only one domain present");
+        }
+
+        // validate TCA Policy must have at least one event name
+        final List<String> policyEventNames = TCAUtils.getPolicyEventNames(tcaPolicyPreferences);
+        if (policyEventNames.isEmpty()) {
+            validationResponse.addErrorMessage("metricsPerEventNames",
+                    "TCA Policy must have at least one or more event names");
+        }
+
+        final List<MetricsPerEventName> metricsPerEventNames =
+                tcaPolicyPreferences.getMetricsPerEventName();
+
+        // validate Metrics Per Event Name
+        for (MetricsPerEventName metricsPerEventName : metricsPerEventNames) {
+
+            // event name must be present
+            final String eventName = metricsPerEventName.getEventName();
+            if (isEmpty(eventName)) {
+                validationResponse.addErrorMessage("eventName",
+                        "TCA Policy eventName is not present for metricsPerEventName:" + metricsPerEventName);
+            }
+
+            // control Loop Schema type must be present
+            final ControlLoopSchemaType controlLoopSchemaType = metricsPerEventName.getControlLoopSchemaType();
+            if (controlLoopSchemaType == null) {
+                validationResponse.addErrorMessage("controlLoopEventType",
+                        "TCA Policy controlLoopSchemaType is not present for metricsPerEventName:"
+                                + metricsPerEventName);
+            }
+
+            // must have at least 1 threshold defined
+            if (metricsPerEventName.getThresholds() == null || metricsPerEventName.getThresholds().isEmpty()) {
+                validationResponse.addErrorMessage("thresholds",
+                        "TCA Policy event Name must have at least one threshold. " +
+                                "Event Name causing this validation error:" + metricsPerEventName);
+            } else {
+                // validate each threshold must have non null - fieldPath, thresholdValue, direction and severity
+                final List<Threshold> eventNameThresholds = metricsPerEventName.getThresholds();
+                for (Threshold eventNameThreshold : eventNameThresholds) {
+                    final String fieldPath = eventNameThreshold.getFieldPath();
+                    final Long thresholdValue = eventNameThreshold.getThresholdValue();
+                    final Direction direction = eventNameThreshold.getDirection();
+                    final EventSeverity severity = eventNameThreshold.getSeverity();
+                    final ClosedLoopEventStatus closedLoopEventStatus = eventNameThreshold.getClosedLoopEventStatus();
+                    if (isEmpty(fieldPath) || thresholdValue == null || direction == null || severity == null ||
+                            closedLoopEventStatus == null) {
+                        validationResponse.addErrorMessage("threshold",
+                                "TCA Policy threshold must have fieldPath,thresholdValue,direction, " +
+                                        "closedLoopEventStatus and severity defined." +
+                                        "Threshold causing this validation error:" + eventNameThreshold);
+                    }
+                }
+            }
+        }
+        return validationResponse;
+    }
+}