Standard directory layout for maven project content

Standard Location Description

pom.xml	Maven’s POM, which is always at the top-level of a project.
LICENSE.txt	A license file is encouraged for easy identification by users and is optional.
README.txt	A simple note which might help first time users and is optional.
target/	Directory for all generated output. This would include compiled classes, generated sources that may be compiled, the generated site or anything else that might be generated as part of your build.
target/generated-sources/plugin-id <plugin-id> <plugin-id> <plugin-id></plugin-id> </plugin-id> </plugin-id>	Standard location for generated sources. For example, you may generate some sources from a JavaCC grammar.
src/main/java/	Standard location for application sources.
src/main/resources/	Standard location for application resources.
src/main/filters/	Standard location for resource filters.
src/main/assembly/	Standard location for assembly filters.
src/main/config/	Standard location for application configuration filters.
src/test/java/	Standard location for test sources.
src/test/resources/	Standard location for test resources.
src/test/filters/	Standard location for test resource filters.