Can a criminal court in India give a verdict when the accused is absent? Will it stand the test on appeal?

In a private complaint in a criminal Court in India, the accused is absent during many of the hearings and his counsel is filing petitions and the same is accepted by the Court. The day of judgement is also announced. The accused is absent on the day of judgement. Can the Criminal Court give the verdict when the accused is absent? If given, will it stand the test when the verdict is challenged in the appellate court by the accused stating that the verdict given on the day of his absence is invalid?

If the Judicial Magistrate issues a warrant for arrest of the accused when he is absent on the day of judgement, the case will get prolonged for further period. What are the remedies available to the Complainant?