code: def is_java_jni_project(self):
          
          if self._is_java_jni_project is None:
              self._is_java_jni_project = isinstance(self.arch, ArchSoot) and self.simos.is_javavm_with_jni_support
          return self._is_java_jni_project
docs: Indicates if the project's main binary is a Java Archive, which
          interacts during its execution with native libraries (via JNI).