Java decodes var arrays properly

compiler/Java_CodeGen.jrag

@@ -578,7 +578,7 @@ aspect Java_Class {
   }
 
   public void VariableSize.Java_emitDecoder(Java_env env) {
-    env.print("d.decodeInt()");
+    env.print("d.decodePacked32()");
   }
 
   public void StructType.Java_emitDecoder(Java_env env, String name) {

examples/simple/example_encoder.c

@@ -41,6 +41,7 @@ int main(int argc, char *argv[]) {
 	foo[k] = k;
   }
 
+  printf("Encoding TwoArrays...\n");
   labcomm_encode_simple_TwoArrays(encoder, &ta);
 
   ti.a = 23;