DenisPolo commented on code in PR #355: URL: https://github.com/apache/ignite-extensions/pull/355#discussion_r3783382021
########## modules/auto-activation-ext/src/main/java/opt/apache/ignite/activation/ActivateByNodeAttribute.java: ########## @@ -0,0 +1,72 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ + +package opt.apache.ignite.activation; + +import java.util.Collection; +import java.util.LinkedHashSet; +import java.util.Set; +import org.apache.ignite.IgniteException; +import org.apache.ignite.cluster.ClusterNode; +import org.apache.ignite.lang.IgnitePredicate; + +/** + * Activate cluster when nodes with all specified attributes values join topology. + */ +public class ActivateByNodeAttribute implements IgnitePredicate<Collection<ClusterNode>> { + /** Node's attribute name. */ + private final String attrName; + + /** Collection of values for node's attribute. */ + private final Set<String> requiredValues; + + /** + * @param attributeName Node's attribute name. + * @param requiredValues List of values for node's attribute. + */ + public ActivateByNodeAttribute(String attributeName, Set<String> requiredValues) { + if (attributeName == null || attributeName.isBlank()) + throw new IllegalArgumentException("attributeName must be set"); + + if (requiredValues == null || requiredValues.isEmpty()) + throw new IllegalArgumentException("requiredValues must be set"); + + this.attrName = attributeName; + this.requiredValues = requiredValues; + } + + /** {@inheritDoc} */ + @Override public boolean apply(Collection<ClusterNode> nodes) { + Set<String> missingNodes = new LinkedHashSet<>(requiredValues); Review Comment: Done -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
