/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
- * Modifications Copyright (C) 2019 AT&T Intellectual Property.
+ * Modifications Copyright (C) 2019, 2021 AT&T Intellectual Property.
+ * Modifications Copyright (C) 2020 Bell Canada. 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.
package org.onap.policy.pap.main.startstop;
-import java.io.FileInputStream;
import java.util.Arrays;
-import java.util.Properties;
-
+import org.onap.policy.common.utils.resources.MessageConstants;
import org.onap.policy.common.utils.services.Registry;
import org.onap.policy.pap.main.PapConstants;
-import org.onap.policy.pap.main.PolicyPapException;
+import org.onap.policy.pap.main.PolicyPapRuntimeException;
import org.onap.policy.pap.main.parameters.PapParameterGroup;
import org.onap.policy.pap.main.parameters.PapParameterHandler;
import org.slf4j.Logger;
* @param args the command line arguments
*/
public Main(final String[] args) {
- final String argumentString = Arrays.toString(args);
+ final var argumentString = Arrays.toString(args);
LOGGER.info("Starting policy pap service with arguments - {}", argumentString);
// Check the arguments
- final PapCommandLineArguments arguments = new PapCommandLineArguments();
+ final var arguments = new PapCommandLineArguments();
try {
// The arguments return a string if there is a message to print and we should exit
final String argumentMessage = arguments.parse(args);
}
// Validate that the arguments are sane
arguments.validate();
- } catch (final PolicyPapException e) {
- LOGGER.error("start of policy pap service failed", e);
- return;
- }
- // Read the parameters
- try {
+ // Read the parameters
parameterGroup = new PapParameterHandler().getParameters(arguments);
- } catch (final Exception e) {
- LOGGER.error("start of policy pap service failed", e);
- return;
- }
- // Read the properties
- final Properties props = new Properties();
- try {
- final String propFile = arguments.getFullPropertyFilePath();
- try (FileInputStream stream = new FileInputStream(propFile)) {
- props.load(stream);
- }
- } catch (final Exception e) {
- LOGGER.error("start of policy pap service failed", e);
- return;
- }
-
- // Initialize database
- try {
- new PapDatabaseInitializer().initializePapDatabase(parameterGroup.getDatabaseProviderParameters());
- } catch (final PolicyPapException exp) {
- LOGGER.error("start of policy pap service failed, used parameters are {}", Arrays.toString(args), exp);
- return;
- }
+ // Initialize database
+ new PapDatabaseInitializer().initializePapDatabase(
+ parameterGroup.getDatabaseProviderParameters(),
+ arguments.getPdpGroupsConfiguration());
- // Now, create the activator for the policy pap service
- activator = new PapActivator(parameterGroup, props);
- Registry.register(PapConstants.REG_PAP_ACTIVATOR, activator);
+ // Now, create the activator for the policy pap service
+ activator = new PapActivator(parameterGroup);
+ Registry.register(PapConstants.REG_PAP_ACTIVATOR, activator);
- // Start the activator
- try {
+ // Start the activator
activator.start();
- } catch (final RuntimeException e) {
- LOGGER.error("start of policy pap service failed, used parameters are {}", Arrays.toString(args), e);
- Registry.unregister(PapConstants.REG_PAP_ACTIVATOR);
- return;
+ } catch (Exception exp) { // NOSONAR
+ /*
+ * Disabled sonar on the above line, because we want to capture the stack
+ * trace via the logger while still reporting the exception message on stdout
+ * when the JVM exits.
+ */
+ LOGGER.error("failed to start Main", exp);
+ if (null != activator) {
+ Registry.unregister(PapConstants.REG_PAP_ACTIVATOR);
+ }
+ throw new PolicyPapRuntimeException(
+ String.format(MessageConstants.START_FAILURE_MSG, MessageConstants.POLICY_PAP), exp);
}
// Add a shutdown hook to shut everything down in an orderly manner
Runtime.getRuntime().addShutdownHook(new PolicyPapShutdownHookClass());
- LOGGER.info("Started policy pap service");
+ var successMsg = String.format(MessageConstants.START_SUCCESS_MSG, MessageConstants.POLICY_PAP);
+ LOGGER.info(successMsg);
}
/**
/**
* Shut down Execution.
*
- * @throws PolicyPapException on shutdown errors
*/
- public void shutdown() throws PolicyPapException {
+ public void shutdown() {
// clear the parameterGroup variable
parameterGroup = null;
*/
@Override
public void run() {
+ if (!activator.isAlive()) {
+ return;
+ }
+
try {
// Shutdown the policy pap service and wait for everything to stop
activator.stop();
} catch (final RuntimeException e) {
- LOGGER.warn("error occured during shut down of the policy pap service", e);
+ LOGGER.warn("error occurred during shut down of the policy pap service", e);
}
}
}
*
* @param args the arguments
*/
- public static void main(final String[] args) {
+ public static void main(final String[] args) { // NOSONAR
+ /*
+ * NOTE: arguments are validated by the constructor, thus sonar is disabled.
+ */
+
new Main(args);
}
}