src/share/vm/services/attachListener.cpp

*** 280,289 ****
--- 280,303 ----
      if (n != 1) {
        out->print_cr("flag value must be an unsigned integer");
        return JNI_ERR;
      }
    }
+ 
+   if (strncmp(name, "MaxHeapFreeRatio", 17) == 0) {
+     FormatBuffer<80> err_msg("");
+     if (!Arguments::verify_MaxHeapFreeRatio(err_msg, value)) {
+       out->print_cr(err_msg.buffer());
+       return JNI_ERR;
+     }
+   } else if (strncmp(name, "MinHeapFreeRatio", 17) == 0) {
+     FormatBuffer<80> err_msg("");
+     if (!Arguments::verify_MinHeapFreeRatio(err_msg, value)) {
+       out->print_cr(err_msg.buffer());
+       return JNI_ERR;
+     }
+   }
    bool res = CommandLineFlags::uintxAtPut((char*)name, &value, ATTACH_ON_DEMAND);
    if (! res) {
      out->print_cr("setting flag %s failed", name);
    }