By Aaron Mulder
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Extra info for Apache Geronimo: J2EE Development and Deployment
A WAR file or EAR file, it will be unpacked when it is installed into the repository. 2. 1)] The Geronimo core, or kernel, is small and basically responsible for managing the lifecycle and dependencies of all the individual components that run within Geronimo. Those components may be services (such as a transaction manager), resources (such as a database pool), or applications (such as a web application). The kernel also manages the process of hooking individual components up to each other, so separate components can work together at runtime.
In many cases each XML file is controlled by a single Schema covering a single namespace. However, it's also possible to build a document including content from several namespaces -- typically one or more namespaces containing shared content, and a single namespace specific to the document in question. In that case, an element might declare a new prefix and indicate what namespace that prefix identifies. 6, “Nested Schemas in a Geronimo Deployment Plan”). Geronimo deployment plans sometimes use this, when common elements defined in a common schema are used in module-specific deployment plans.
However, you may use unresolved module IDs when declaring dependencies on other modules -- normally omitting the version number to indicate that any version will suffice. Module IDs are also used to refer to common libraries included with Geronimo, and available for use by system modules or applications. These common libraries are typically JARs, but use the same identifier format of GroupID/ArtifactID/Version/Type. This makes it simple for a system module or application to declare its dependencies.