Maven coordinates uniquely identify a project, dependency, or plugin defined in a POM. Each entity is uniquely identified by the combination of a group identifier, artifact identifier, and the version (and, of course, with the packaging and the classifier). The group identifier is a way of grouping different Maven artifacts. For example, a set of artifacts produced by a company can be grouped under the same group identifier. The artifact identifier is the way you identify an artifact, which could be a JAR, WAR, or any type of an artifact uniquely identified within a given group. The version element lets you keep the same artifact in different versions in the same repository.
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A valid Maven POM file must have groupId, artifactId, and version. The groupId and version elements can also be inherited from the parent POM.
All the three coordinates of a given Maven artifact are used to define its path in the Maven repository. If we take the following example, the corresponding...