利用jaxb解析xml字符串转对象，忽略xml的命名空间

首先做一个主要工具类，然后以xml的根元素为一个实体，实体中串联子元素的实体，子元素的属性分别代表其元素，注意在getter上会反复获取两次，需要手动get前注入@XmlElement

xml字符串样板

<?xml version="1.0" encoding="UTF-8"?>
<MSG xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns="http://www.travelsky.com/2006/dcsi">	
<META>	
	<SNDR>SCS_PE</SNDR>	
	<SEQN>123</SEQN>	
	<DTTM>20100704113058</DTTM>	
	<TYPE>PSIN</TYPE>	
	<STYP>PSCB</STYP>	
</META>	
<PSIN>	
	<BID>054248001</BID>
<FID>CA123</FID>
	<FDATE>15SEP15</FDATE>
	<PSCB>	
		<PSST>O</PSST>
		<PSTM>20060324112858</PSTM>
	</PSCB>	
</PSIN>
</MSG> 

 

编写工具类代码

package com.royalnu.common.utils.xml;
import java.io.StringReader;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParserFactory;
import javax.xml.transform.Source;
import javax.xml.transform.sax.SAXSource;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import com.royalnu.common.exception.CommonException;

public class XmlUtils {
	
	/**
	 * 一个xml字符串转对象，忽略xml命名空间
	 * @param xml
	 * @param msgVo 根元素实体
	 * @return
	 */
	@SuppressWarnings("unchecked")
	public static <T> T xmlToBean(String xml,Class<T> msgVo)throws JAXBException,SAXException,ParserConfigurationException,CommonException {
		if (msgVo==null) {
		   return null;
		}		
		JAXBContext context = JAXBContext.newInstance(msgVo);		 
        Unmarshaller unmarshaller = context.createUnmarshaller();	
        Source source = trunSource(xml);    
		return (T)unmarshaller.unmarshal(source);	
	}
	
    /**
     * xml字符串集合转对象，忽略xml命名空间
     * @param xml xml字符串集合
     * @param msgVo 根元素实体
     */
	@SuppressWarnings("unchecked")
	public static  <T> List<T> xmlToBean(List<String> xmlList,Class<T> msgVo)throws JAXBException,SAXException,ParserConfigurationException {
		if (msgVo==null) {
			return Collections.EMPTY_LIST;
		}		
		List<T> beanList = new LinkedList<T>();
		JAXBContext context = JAXBContext.newInstance(msgVo);		 
        Unmarshaller unmarshaller = context.createUnmarshaller();
        for (String xmlStr : xmlList) {
             Source source = trunSource(xmlStr);
             beanList.add((T)unmarshaller.unmarshal(source));     		
		}
        return  beanList;
	}
	
	private static Source trunSource(String xmlStr) throws SAXException,ParserConfigurationException {
		 StringReader reader = new StringReader(xmlStr); 
	     SAXParserFactory sax = SAXParserFactory.newInstance();  
         sax.setNamespaceAware(false);  
         XMLReader xmlReader = sax.newSAXParser().getXMLReader();
         Source source = new SAXSource(xmlReader, new InputSource(reader));  
		 return source;		
	}
	
}

 

对应实体

//根元素实体
package com.royalnu.psis.interfaces.psp.api.vo;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;

import lombok.Setter;
@Setter
@XmlAccessorType(XmlAccessType.PROPERTY)  
@XmlRootElement(name = "MSG") 
public class PspLuggageSeizeInfoMsgVo {

	private PspLuggageSeizeInfoVo pspLuggageSeizeInfoVo;
	@XmlElement(name="PSIN")
    public PspLuggageSeizeInfoVo getPspLuggageSeizeInfoVo() {
		return pspLuggageSeizeInfoVo;
	}
}


//第二个串联的实体
package com.royalnu.psis.interfaces.psp.api.vo;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;

import lombok.Setter;

@Setter
@XmlAccessorType(XmlAccessType.PROPERTY)  
public class PspLuggageSeizeInfoVo {

	 /**
     * <pre>
     * 行李条号
     * </pre>
     * 
     */
    private String bid;
    
    @XmlElement(name="BID")
    public String getBid() {
		return bid;
	}

    /**
     * <pre>
     * 行李所属航班号
     * </pre>
     * 
     */
    private String fid;
    @XmlElement(name="FID")
    public String getFid() {
		return fid;
	}

    /**
     * <pre>
     * 航班日期
     * </pre>
     * 
     */
    private String fdate;
    @XmlElement(name="FDATE")
    public String getFdate() {
		return fdate;
	}

    /**
     * <pre>
     * 安检消息标识(Y:开包 S:安扣)
     * </pre>
     * 
     */ 
	private PspLuggageSeizeInfoPscbVo pscbVo;
	@XmlElement(name="PSCB")
    public PspLuggageSeizeInfoPscbVo getPscbVo() {
		return pscbVo;
	}
 
    private String uuid;
    @XmlElement(name="UUID")
    public String getUuid() {
 		return uuid;
 	}
	
}


//最后一个串联的实体
package com.royalnu.psis.interfaces.psp.api.vo;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;

import lombok.Setter;


@Setter
@XmlAccessorType(XmlAccessType.PROPERTY)
public class PspLuggageSeizeInfoPscbVo {

	   /**
     * <pre>
     * 安检状态
     * </pre>
     * 
     */
    private String psst;
    @XmlElement(name="PSST")
    public String getPsst() {
 		return psst;
 	}
    /**
     * <pre>
     * 安检时间
     * </pre>
     * 
     */
    
    private String pstm;
    @XmlElement(name="PSTM")
    public String getPstm() {
 		return pstm;
 	}
}