dup.grow(this.length - 1);  for (int i = 0; i < this.length; ++i) { dup.blockIdList[i] = this.blockIdList[i]; } dup.length = this.length; dup.cachedHashCode = this.cachedHashCode;
dup.copyFrom(this);
	public Path duplicate() {		Path dup = new Path();		dup.grow(this.length - 1);				for (int i = 0; i < this.length; ++i) {			dup.blockIdList[i] = this.blockIdList[i];		}		dup.length = this.length;		dup.cachedHashCode = this.cachedHashCode;				return dup;	}