public Builder pattern(PartialPath pattern) {
      this.pathPattern = pattern;
      return this;
    }
Determines if there is overlap between the state transfer events of this FA. If it returns
true, then there may be overlap. If it returns false, there must be no overlap.

@return may transition overlap
iotdb-core/node-commons/src/main/java/org/apache/iotdb/commons/path/fa/IPatternFA.java