What you said belongs to "pre-defense" behavior in criminal law theory, which is easy to endanger public safety and cause harm to other citizens. Therefore, China's law does not explicitly recognize "pre-defense" as a legal act. At present, whether the act of setting traps like this and causing injuries to the infringer should be punished by law. In the absence of clear provisions in the law, judges have greater discretion.
3. In other words, on this issue, there is no clear stipulation in the law, and judges can only make free judgments according to the general principles of criminal law and the rules of free evaluation of evidence.