Is the scope going to include remotely executing processes via ssh or something similar?
On 7/29/05, Niklas Gustavsson <[EMAIL PROTECTED]> wrote: > Proposal for Exec Package > > Rationale > ------------------------------------ > Executing external processes from Java is a well-known problem area. It > is inheriently platform dependent and requires the developer to know and > test for platform specific behaviors, for example using cmd.exe on > Windows or limited buffer sizes causing deadlocks. The JRE support for > this is very limited, albeit better with the new Java SE 1.5 > ProcessBuilder class. > > Reliably executing external processes can also require knowledge of the > environment variables before or after the command is executed. In J2SE > 1.1-1.4 there is not support for this, since the method, > System.getenv(), for retriving environment variables is deprecated. > > The are currently several different libraries that for their own > purposes has implemented frameworks around Runtime.exec() to handle the > various issue outlined above. The proposed project should aim at > coordinating and learning from these initatives to create and maintain a > simple, reusable and well-tested package. Since some of the more > problematic platforms are not readily available, it is my hope that the > broad Apache community can be a great help. > > Scope of the package > ------------------------------------ > The package shall create and maintain a process execution package > written in the Java language to be distributed under the ASF license. > The Java code might also be complemented with scripts (e.g. Perl > scripts) to fully enable execution on some operating systems. The > package should aim for supporting a wide range of operating systems > while still having a consistent API for all platforms. > > Interaction with other packages > ------------------------------------ > This package will using Commons Logging for logging debug and error > information. > > Identify the initial source for the package > ------------------------------------ > Several implementations exists and should be researched before > finalizing the design: > * Ant 1.X contains probably the most mature code within the exec task. > This code has been stripped of the Ant specifics and cleaned up by > Niklas Gustavsson and can be donated under the ASF license. > * Ant 2.X contains a new exec implementation, especially targeted for > reusability (see http://ant.apache.org/ant2/actionlist.html#exec). > * plexus-utils has a similar but slimmer implementation than Ant and > has also indicated interest through Trygve Laugstøl the particate in the > development. > > Identify the base name for the package > ------------------------------------ > org.apache.commons.exec > > Identify the coding conventions for this package > ------------------------------------ > Sun conventions. > > Identify any Jakarta-Commons resources to be created > ------------------------------------ > * Mailing list > Until traffic justifies, the package will use the Jakarta-Commons lists > for communications. > > * SVN repositories > A new SVN directory under Commons Sandbox > > * Bugzilla > The package should be listed as a component of under the Jakarta-Commons > Bugzilla entry. > > * Integration test builds > If possible, some form of integration test builds on various platforms > (like the SourceForge compile farm) would be invaluable. I'm unsure of > what for example Gump and the current Apache infrastructure has to offer > in this area. > > Identify the initial set of committers to be listed in the Status File > ------------------------------------ > Brett Porter > Stefan Bodewig > Niklas Gustavsson (I'm not currently an Apache commiter so I don't know > if this is possible) > > > /niklas > > --------------------- > Niklas Gustavsson > [EMAIL PROTECTED] > http://www.protocol7.com > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- http://www.multitask.com.au/people/dion/ "You are going to let the fear of poverty govern your life and your reward will be that you will eat, but you will not live." - George Bernard Shaw --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
