@Override
  public void modsLoaded() {
    try {
      Class<?> equivexmaps = Class.forName("ee.EEMaps");
      Method addEMC = equivexmaps.getMethod("addEMC", int.class, int.class, int.class);
      Method addMeta = equivexmaps.getMethod("addMeta", int.class, int.class);

      // for each EMC value
      addEMC.invoke(null, yourBlock.blockID, yourMetadataValue, yourEMCValue);

      // for each block
      addMeta.invoke(null, yourBlock.blockID, yourBlocksMaximumMetadataValue);
    } catch (Exception ex) {
    }
  }