maven build timestamp

maven-build-timestamp.md

<properties>
	<maven.build.timestamp.format>yyyyMMdd.HHmmss</maven.build.timestamp.format>
</properties>

<plugin>
	<groupId>org.apache.maven.plugins</groupId>
	<artifactId>maven-jar-plugin</artifactId>
	<configuration>
		<archive>
			<manifest>
				<addDefaultImplementationEntries>true</addDefaultImplementationEntries>
				<addDefaultSpecificationEntries>true</addDefaultSpecificationEntries>							
			</manifest>
			<manifestEntries>
				<Build-Timestamp>${maven.build.timestamp}</Build-Timestamp>
			</manifestEntries>
		</archive>
	</configuration>
</plugin>

/META-INF/MANIFEST.MF