Element解析xml

Document document = DocumentHelper.parseText(XMLUtils.formatXML(xml).trim());
if (null != document) {
	Element root = document.getRootElement(); 				// 得到根节点ToTMS
	Element elemtNO = root.element("NO");					// 获得ToTMS里的NO元素
	String license = elemtNO.attributeValue("NO");			// 获得NO元素里面的NO属性，获得车牌号
	String message_id = elemtNO.elementText("MESSAGE_ID"); 	// 消息ID
	String carLoc = elemtNO.elementText("LOCATION");		// 在途位置	
	String X = elemtNO.elementText("LOCATION_X");			// 经度
	String Y = elemtNO.elementText("LOCATION_Y");			// 纬度
	String haveDeaily = elemtNO.elementText("BE_DELAY");	// 是否延迟
	String haveArrive = elemtNO.elementText("BE_ARRIVED");	// 是否运抵
	String haveExce = elemtNO.elementText("BE_EX");			// 是否异常
	String exception = elemtNO.elementText("EXCEPTION");	// 异常
	String exceDesc = elemtNO.elementText("EX_DESC");		// 异常描述
}
//-----------------------------------------------------------------------------------------
public static String formatXML(String in){
		
	if(StringUtils.isEmpty(in.trim())){
		return "";
	}
	StringBuilder out = new StringBuilder();
	in = in.trim();
	int length =in.length();
	char[] ch;
	ch=new char[length+1];
	ch=in.toCharArray() ;
	for(int i=0;i<ch.length ;i++){
		if(ch[i]!='\r' && ch[i]!='\t' && ch[i]!='\n'){
			out.append(ch[i]);
		}
	}
	return out.toString();
}
//-----------------------------------------------------------------------------------------	
//解析报文xml
/**
<?xml version="1.0" encoding="utf-8" ?> 
<ToTMS> 
	<NO NO="皖A66967-皖A6B68挂">  
		<INTERFACE_ID>GPS_TMS_LOG</INTERFACE_ID>  
		<MESSAGE_ID>3</MESSAGE_ID>   
		<SENDER>GPS</SENDER>   
		<RECEIVER>TMS</RECEIVER>  
		<LOCATION></LOCATION>   
		<BE_EX>False</BE_EX>   
		<EXCEPTION>''</EXCEPTION>   
		<EX_DESC>''</EX_DESC>   
		<BE_ARRIVED>False</BE_ARRIVED>   
		<BE_DELAY>False</BE_DELAY>   
		<LOCATION_X>117.261463</LOCATION_X>   
		<LOCATION_Y>31.732603</LOCATION_Y>   
	</NO>  
</ToTMS>
*/