In Jain dharma, a dream during sleep is generally not treated as a deliberate violation of brahmacharya, because it is not a conscious, intentional act.

However, it can show that:

• the mind still has subtle impressions,
• there may be attachment or past stimulation,
• and more inner vigilance is needed.

So the right Jain response is:

• do not feel ashamed or panic,
• keep pure conduct and restraint while awake,
• and if you feel disturbed, do pratikraman, repentance, and spiritual vigilance.

In Jain ethics, intentional thought, speech, and action matter most. A dream by itself is usually seen as involuntary, not a direct fault like a conscious indulgence.

If you want, I can also explain brahmacharya in Jainism in a simple way.