Go for 2.1. The problem of binary incompatibility only arise if you do *not* have access to the sources.
sebb wrote: > The Jexl 2.0 branch now has only a few incompatibilities reported by > Clirr (see below). > > Also the 2.0.1 JUnit tests now run (with minor essential changes) > against both 2.0.1 and 2.1-SNAPSHOT. > > The remaining errors all relate to adding methods to interfaces. > According to the JLS [1], adding methods to an interface does not > break *binary* compatibility; however of course it will break source > compatibility. > I assume that Clirr has got this wrong; or is failing to distinguish > source compatibility from binary compatibility. > There is a test case to show this - > ScriptTest.testScriptInterfaceBinaryCompat() - in the > COMMONS_JEXL_2_0_1_TEST branch. > > I think it would be OK to release the code without changing package > names / Maven id if other Commons developers agree. > What do others think? > > Assuming that there are no objections, there is the question of what > version to use. > > The changes clearly require at least a minor version bump, i.e. 2.1 > rather than 2.0.2. > It is unlikely that any users will have implemented the Script > interface directly; any that have done so will need to update their > source before recompiling. > Does such a source incompatibility require a major version bump to 3.0? > [Note: this does *not* mean a package change is required; however a > package change would require a major version bump] > > I think this discussion is best held separately from any release vote, > as there are always plenty of other items to check in a release > vote... > > ===== > > ERROR: 7012: org.apache.commons.jexl2.introspection.Uberspect: Method > 'public org.apache.commons.jexl2.introspection.JexlMethod > getConstructorMethod(java.lang.Object, java.lang.Object[], > org.apache.commons.jexl2.JexlInfo)' has been added to an interface > ERROR: 7012: org.apache.commons.jexl2.JexlInfo: Method 'public > org.apache.commons.jexl2.DebugInfo debugInfo()' has been added to an > interface > ERROR: 7012: org.apache.commons.jexl2.Script: Method 'public > java.lang.Object execute(org.apache.commons.jexl2.JexlContext, > java.lang.Object[])' has been added to an interface > ERROR: 7012: org.apache.commons.jexl2.Script: Method 'public > java.lang.String[] getLocalVariables()' has been added to an interface > ERROR: 7012: org.apache.commons.jexl2.Script: Method 'public > java.lang.String[] getParameters()' has been added to an interface > ERROR: 7012: org.apache.commons.jexl2.Script: Method 'public > java.util.concurrent.Callable > callable(org.apache.commons.jexl2.JexlContext)' has been added to an > interface > ERROR: 7012: org.apache.commons.jexl2.Script: Method 'public > java.util.concurrent.Callable > callable(org.apache.commons.jexl2.JexlContext, java.lang.Object[])' > has been added to an interface > ERROR: 7012: org.apache.commons.jexl2.Script: Method 'public > java.util.Set getVariables()' has been added to an interface > > [1] > [http://java.sun.com/docs/books/jls/second_edition/html/binaryComp.doc.html#45347 --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@commons.apache.org For additional commands, e-mail: dev-h...@commons.apache.org
