mxCell.prototype.removeFromTerminal=function(a){var b=this.getTerminal(a);null!=b&&b.removeEdge(this,a)};mxCell.prototype.hasAttribute=function(a){var b=this.getValue();return null!=b&&b.nodeType==mxConstants.NODETYPE_ELEMENT&&b.hasAttribute?b.hasAttribute(a):null!=b.getAttribute(a)};mxCell.prototype.getAttribute=function(a,b){var c=this.getValue();a=null!=c&&c.nodeType==mxConstants.NODETYPE_ELEMENT?c.getAttribute(a):null;return null!=a?a:b};