Class<?> javaType = getValueType().getJavaType();
if (javaType == boolean.class) {
blockBuilder.appendBoolean((Boolean) value);
}
else if (javaType == long.class) {
blockBuilder.appendLong((Long) value);
}
else if (javaType == double.class) {
blockBuilder.appendDouble((Double) value);
}
else if (javaType == Slice.class) {