code: public final void updateFilterTree(String strKey, Object objValue)
      {
          Object[][] mxProperties = this.cloneMatrix(this.getNameValueTree());
          mxProperties = this.addNameValue(mxProperties, strKey, objValue); // Add/replace this property
          this.setFilterTree(mxProperties);   // Update any remote copy of this.
      }
docs: Update this object's filter with this new tree information.
  @param strKey The tree key to add or change.
  @param objValue Changes to the property tree key.