I . Project Object Model
A Project Object Model or POM is the fundamental unit
of work in Maven. It is an xml file that contains information about the project
and configuration details used by Maven to build the project. It contains
default values for most projects. For examples
the build directory, which is "target";
the source directory, which is "src/main/java";
the test source directory, which is "src/main/test"; and so on.
POM also contains the goals and plugins. So, while executing a task or goal, Maven looks for the POM in the current directory. It reads the POM, gets the needed configuration information, then executes the goal.
Some of the configuration that can be specified in the POM are the project dependencies, the plugins or goals that can be executed, the build profiles, and so on. Other information such as the project version, description, developers, mailing lists and such can also be specified.
The minimum requirement for a POM are the following:
Here's an example:
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