THRIFT-897. compiler: Don't allow unqualified enum constant access

Fix some confusion in the java generator about adding the class name.

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@996327 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/compiler/cpp/src/generate/t_java_generator.cc b/compiler/cpp/src/generate/t_java_generator.cc
index 93985f7..c1047f9 100644
--- a/compiler/cpp/src/generate/t_java_generator.cc
+++ b/compiler/cpp/src/generate/t_java_generator.cc
@@ -631,7 +631,7 @@
       throw "compiler error: no const of base type " + t_base_type::t_base_name(tbase);
     }
   } else if (type->is_enum()) {
-    render << type_name(type, false, false) << "." << value->get_identifier();
+    render << value->get_identifier();
   } else {
     string t = tmp("tmp");
     print_const_value(out, t, type, value, true);