JariBakken: Rename Java -> JavaGen in the rakefiles, to avoid clash w…

…ith JRuby's Java module.

This makes it possible to run our rake tasks on the bundled JRuby jar:

java -jar third_party/jruby/jruby-complete-1.4.0RC1.jar -S rake «target(s)»

r7845

rake-tasks/java.rb

@@ -1,6 +1,6 @@
 # Used to map a name to a set of dependencies
 
-class Java < BaseGenerator
+class JavaGen < BaseGenerator
   def build_classpath_(dep_name)
     t = Rake::Task[dep_name.to_sym]
     if t.nil? 
@@ -296,19 +296,19 @@ def walk_war_deps_(dep, dest)
 end
 
 def java_jar(args)
-  Java.new().jar(args)
+  JavaGen.new().jar(args)
 end
 
 def java_test(args)
-  Java.new().test(args)
+  JavaGen.new().test(args)
 end
 
 def java_uberjar(args)
-  Java.new().uberjar(args)
+  JavaGen.new().uberjar(args)
 end
 
 def java_war(args)
-  Java.new().war(args)
+  JavaGen.new().war(args)
 end
 
 def jruby(args)

rake-tasks/selenium.rb

@@ -2,7 +2,7 @@ class Selenium < BaseGenerator
   def selenium_test(args)
     create_deps_(args[:name], args)
 
-    classpath = Java.new().build_classpath_(args[:name]).collect do |c|
+    classpath = JavaGen.new().build_classpath_(args[:name]).collect do |c|
       c.to_s =~ /\.jar/ ? c : nil
     end
     classpath.uniq!