+++ /dev/null
-/*
- * Copyright (c) 2015, 2017 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.controller.config.facade.xml.strategy;
-
-import static java.util.Arrays.asList;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import javax.management.Attribute;
-import javax.management.ObjectName;
-import org.opendaylight.controller.config.facade.xml.exception.ConfigHandlingException;
-import org.opendaylight.controller.config.facade.xml.mapping.attributes.fromxml.AttributeConfigElement;
-import org.opendaylight.controller.config.facade.xml.mapping.config.ServiceRegistryWrapper;
-import org.opendaylight.controller.config.util.ConfigTransactionClient;
-import org.opendaylight.controller.config.util.xml.DocumentedException;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class MergeEditConfigStrategy extends AbstractEditConfigStrategy {
-
- private static final Logger LOG = LoggerFactory.getLogger(MergeEditConfigStrategy.class);
-
- public MergeEditConfigStrategy() {
- }
-
- @Override
- void handleMissingInstance(Map<String, AttributeConfigElement> configuration, ConfigTransactionClient ta,
- String module, String instance, ServiceRegistryWrapper services) throws ConfigHandlingException {
- throw new ConfigHandlingException(String.format(
- "Unable to handle missing instance, no missing instances should "
- + "appear at this point, missing: %s : %s ",
- module, instance), DocumentedException.ErrorType.APPLICATION,
- DocumentedException.ErrorTag.OPERATION_FAILED, DocumentedException.ErrorSeverity.ERROR);
- }
-
- @Override
- @SuppressWarnings("IllegalCatch")
- void executeStrategy(Map<String, AttributeConfigElement> configuration, ConfigTransactionClient ta, ObjectName on,
- ServiceRegistryWrapper services) throws ConfigHandlingException {
-
- for (Entry<String, AttributeConfigElement> configAttributeEntry : configuration.entrySet()) {
- try {
- AttributeConfigElement ace = configAttributeEntry.getValue();
-
- if (!ace.getResolvedValue().isPresent()) {
- LOG.debug("Skipping attribute {} for {}", configAttributeEntry.getKey(), on);
- continue;
- }
-
- Object toBeMergedIn = ace.getResolvedValue().get();
- // Get the existing values so we can merge the new values with them.
- Attribute currentAttribute = ta.getAttribute(on, ace.getJmxName());
- Object oldValue = currentAttribute != null ? currentAttribute.getValue() : null;
- // Merge value with currentValue
- toBeMergedIn = merge(oldValue, toBeMergedIn);
- ta.setAttribute(on, ace.getJmxName(), new Attribute(ace.getJmxName(), toBeMergedIn));
- LOG.debug("Attribute {} set to {} for {}", configAttributeEntry.getKey(), toBeMergedIn, on);
- } catch (RuntimeException e) {
- LOG.error("Error while merging object names of {}", on, e);
- throw new ConfigHandlingException(String.format("Unable to set attributes for %s, "
- + "Error with attribute %s : %s ",
- on,
- configAttributeEntry.getKey(),
- configAttributeEntry.getValue()), e,
- DocumentedException.ErrorType.APPLICATION,
- DocumentedException.ErrorTag.OPERATION_FAILED,
- DocumentedException.ErrorSeverity.ERROR);
- }
- }
- }
-
- /**
- * Merge value into current value Currently, this is only implemented for arrays
- * of ObjectNames, but that is the most common case for which it is needed.
- */
- protected Object merge(Object oldValue, Object toBeMergedIn) {
- if (oldValue instanceof ObjectName[] && toBeMergedIn instanceof ObjectName[]) {
- toBeMergedIn = mergeObjectNameArrays((ObjectName[]) oldValue, (ObjectName[]) toBeMergedIn);
- }
- return toBeMergedIn;
- }
-
- /**
- * Merge value into current values This implements for arrays of ObjectNames,
- * but that is the most common case for which it is needed.
- *
- * @param oldValue
- * - the new values to be merged into existing values
- * @param toBeMergedIn
- * - the existing values
- *
- * @return an ObjectName[] consisting the elements of currentValue with an
- * elements from values not already present in currentValue added
- *
- */
- protected ObjectName[] mergeObjectNameArrays(ObjectName[] oldValue, ObjectName[] toBeMergedIn) {
- List<ObjectName> newValueList = new ArrayList<>();
- newValueList.addAll(asList(oldValue));
- /*
- * It is guaranteed that old values do not contain transaction name. Since
- * toBeMergedIn is filled using service references translated by
- * ServiceRegistryWrapper, it is also guaranteed that this list will not contain
- * transaction names. Run through the list of values to be merged. If we don't
- * have them already, add them to the list.
- */
- for (ObjectName objName : toBeMergedIn) {
- if (!newValueList.contains(objName)) {
- newValueList.add(objName);
- }
- }
- return newValueList.toArray(new ObjectName[newValueList.size()]);
- }
-}
Code Review / controller.git / blobdiff