Good catch but something not changing user shell would be great and part of maven distribution would be awesome.
Romain Manni-Bucau @rmannibucau <https://twitter.com/rmannibucau> | Blog <http://rmannibucau.wordpress.com> | Github <https://github.com/rmannibucau> | LinkedIn <https://www.linkedin.com/in/rmannibucau> | Tomitriber <http://www.tomitribe.com> 2016-03-03 14:42 GMT+01:00 Tamás Cservenák <ta...@cservenak.net>: > Maven Shell? > > https://github.com/jdillon/mvnsh > > On Thu, Mar 3, 2016 at 2:13 PM Romain Manni-Bucau <rmannibu...@gmail.com> > wrote: > > > Hi guys, > > > > Wonder why maven doesnt have any daemon and din't find anything > satisfying > > to answer this question with our preferred search engine. > > > > Idea would be - a bit like gradle I guess - to cache computations and > > classloaders. > > > > Asking cause: > > - computing the reactor could be long on big projects and if the pom > didnt' > > change between 2 builds it is useless > > - creating a classloader can be long but "filling" it - loadClass - is > > really longer for several plugins - big classloaders or dynamic > languages - > > and doing it again and again is slow > > > > So the idea would be to run maven as a long running process > (transparently > > through a -D in mvn opts if possible) and: > > - cache all is cacheable like the reactor etc while pom last modified > date > > didnt change (OS needs to support it or natives could be used for OS > where > > the JVM doesnt help) > > - cache classloaders and reuse them when re-executing a mojo > > - the communication between "mvn" which would then be a client to the > > daemon could just use a socket > > > > Of course if the pom changed the cache would just be invaildated but we > > would still gain the maven boot itself and we can still keep the > > classloader cache for plugins while their configuration is the sae > > (dependencies). > > > > Last thing missing in my description is two more configurations: a -Dxxx > to > > kill the daemon and one to skip it for one build. > > > > Any technical/politics reason I miss to not have it? > > > > Romain Manni-Bucau > > @rmannibucau <https://twitter.com/rmannibucau> | Blog > > <http://rmannibucau.wordpress.com> | Github < > > https://github.com/rmannibucau> | > > LinkedIn <https://www.linkedin.com/in/rmannibucau> | Tomitriber > > <http://www.tomitribe.com> > > >
