Github user mattf-horton commented on a diff in the pull request: https://github.com/apache/metron/pull/530#discussion_r131794880 --- Diff: bundles-lib/src/main/java/org/apache/metron/bundles/bundle/BundleCoordinate.java --- @@ -0,0 +1,90 @@ +/* + * 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 org.apache.metron.bundles.bundle; + +/** + * The coordinates of a bundle (group, artifact, version). + */ +public class BundleCoordinate { + + public static final String DEFAULT_GROUP = "default"; + public static final String DEFAULT_VERSION = "unversioned"; + + public static final BundleCoordinate UNKNOWN_COORDINATE = new BundleCoordinate(DEFAULT_GROUP, "unknown", DEFAULT_VERSION); + + private final String group; + private final String id; + private final String version; + private final String coordinate; + + public BundleCoordinate(final String group, final String id, final String version) { --- End diff -- This is only a nit, but common usage is, I think, to use "coordinates" in the plural. There are in fact multiple coordinates included here. Maven is similar, and "maven coordinates" is the common usage.
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