update pom for easily to generate hadoop jar and also move the properties valye into pom
Signed-off-by:jasstion <zhaoyufei@edanzgroup.com>
remove the properties value into pom
Signed-off-by:jasstion <zhaoyufei@edanzgroup.com>
write PubmedFileParser Mapper function
Signed-off-by:jasstion <zhaoyufei@edanzgroup.com>
add new function that parser string to get articles

Signed-off-by:jasstion <zhaoyufei@edanzgroup.com>
add new mongodb properties for DBUtils class
Signed-off-by:jasstion <zhaoyufei@edanzgroup.com>
add a function that can use mongo api to directly to access mongodb  without spring framework
Signed-off-by:jasstion <zhaoyufei@edanzgroup.com>