请教这个xml文件的dom解析如何写？求啊

请问这个xml文件的dom解析怎么写？急求啊！！！

[code=text]

[/code]<?xml version="1.0" encoding="UTF-8"?>
<data>
  <tab name="ordinarytablespaceinfo">
    <head columns="表空间名,表空间大小(M),已使用空间(M),使用比,空闲空间(M),最大块(M)"/>
    <row>
      <column value="SYSAUX"/>
      <column value="620"/>
      <column value="579.5"/>
      <column value="  93.47"/>
      <column value="40.5"/>
      <column value="36"/>
    </row>
    <row>
      <column value="UNDOTBS1"/>
      <column value="45"/>
      <column value="25.06"/>
      <column value="  55.69"/>
      <column value="19.94"/>
      <column value="17.19"/>
    </row>
        </tab>
<tab name="sort_top100sql"<head columns="PARSING_USER_ID,EXECUTIONS,SORTS,COMMAND_TYPE,DISK_READS,SQL_TEXT,HASH_VALUE"/>

    <row>

      <column value="85"/>

      <column value="76,150"/>

      <column value="76,150"/>

      <column value="3"/>

      <column value="0"/>

      <column value="SELECT TRIGGER_NAME, TRIGGER_GROUP, NEXT_FIRE_TIME FROM QRTZ_TRIGGERS WHERE TRIGGER_STATE = :1 AND NEXT_FIRE_TIME < :2 AND (NEXT_FIRE_TIME >= :3) ORDER BY NEXT_FIRE_TIME ASC, PRIORITY DESC"/>

      <column value="877,148,557"/>

    </row>

    <row>

      <column value="85"/>

      <column value="19"/>

      <column value="26,918"/>

      <column value="3"/>

      <column value="1,178"/>

      <column value="select s.synonym_name object_name, o.object_type from all_synonyms s,      sys.all_objects o where s.owner in ('PUBLIC', :schema) and o.owner = s.table_owner and o.object_name = s.table_name and o.object_type in ('TABLE', 'VIEW', 'PACKAGE','TYPE', 'PROCEDURE', 'FUNCTION', 'SEQUENCE') "/>

      <column value="3,767,872,888"/>

    </row>



    <row>

      <column value="85"/>

      <column value="161"/>

      <column value="161"/>

      <column value="3"/>

      <column value="0"/>

      <column value="SELECT CONF_TYPE FROM MOCHA_SYS_CONFIGURATION GROUP BY CONF_TYPE ORDER BY CONF_TYPE "/>

      <column value="339,373,266"/>

    </row>

    <row>

      <column value="85"/>

      <column value="54"/>

      <column value="104"/>

      <column value="3"/>

      <column value="4"/>

      <column value="select t.*, o.*, m.comments  from sys.all_tables t,       sys.all_tab_comments m,      sys.all_objects o where t.owner = :object_owner and t.table_name = :object_name and m.owner (+) = :object_owner and m.table_name (+) = :object_name and o.owner (+) = :object_owner and o.object_name (+) = :object_name and :object_type is not null and :sub_object is null  "/>

      <column value="3,148,698,940"/>

    </row>

    <row>

      <column value="85"/>

      <column value="60"/>

      <column value="60"/>

      <column value="3"/>

      <column value="1"/>

      <column value="SELECT * FROM MOCHA_BO_OPERATION WHERE OPERATION_NAME = :1 ORDER BY STATE "/>

      <column value="2,946,917,090"/>

    </row>

  </tab>


</data>

------解决思路----------------------
jaxb ！！
------解决思路----------------------
我也很久没玩过了。写的不好



@XmlRootElement(name="data")

@XmlAccessorType(XmlAccessType.FIELD)  

public class XMLObject {


	@XmlElement(name="tab")

	private Set<XMLTable> tabs = new HashSet<XMLTable>();


	public Set<XMLTable> getTabs() {

		return tabs;

	}


	public void setTabs(Set<XMLTable> tabs) {

		this.tabs = tabs;

	}

}



@XmlAccessorType(XmlAccessType.FIELD) 

public class XMLTable {


	@XmlAttribute

	private String name;


	@XmlElement

	private XMLHead head = new XMLHead();


    @XmlElement(name ="row")

    private Set<XMLRow> rows = new HashSet<XMLRow>();


	public String getName() {

		return name;

	}


	public void setName(String name) {

		this.name = name;

	}


	public Set<XMLRow> getRows() {

		return rows;

	}


	public void setRows(Set<XMLRow> rows) {

		this.rows = rows;

	}


	public XMLHead getHead() {

		return head;

	}


	public void setHead(XMLHead head) {

		this.head = head;

	}

}



@XmlAccessorType(XmlAccessType.FIELD) 

public class XMLHead {


	@XmlAttribute

	private String columns;


	public XMLHead() {

		super();

	}


	public XMLHead(String columns) {

		super();

		this.columns = columns;

	} 

}



@XmlAccessorType(XmlAccessType.FIELD)

public class XMLRow {


	private Set<XMLColumn> column = new HashSet<XMLColumn>();


	public Set<XMLColumn> getColumn() {

		return column;

	}


	public void setColumn(Set<XMLColumn> column) {

		this.column = column;

	}

}



@XmlAccessorType(XmlAccessType.FIELD)

public class XMLColumn {


	@XmlAttribute

	private String value;


	public String getValue() {

		return value;

	}


	public void setValue(String value) {

		this.value = value;

	}

}



public class XMLTest {


	public static void main(String[] args) throws Exception {

            File file = new File("XXXXXX.XML");  

            JAXBContext jaxbContext = JAXBContext.newInstance(XMLObject.class);  

            Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();  

            Object obj = jaxbUnmarshaller.unmarshal(file);

            System.out.println(JSONObject.toJSONString(obj));  

            XMLObject o = (XMLObject) jaxbUnmarshaller.unmarshal(file);  

            System.out.println(JSONObject.toJSONString(o)); 

            

            Marshaller marshaller = jaxbContext.createMarshaller();   

            marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);   

            marshaller.marshal(o, System.out);  

	}


}

请教这个xml文件的dom解析如何写？求啊

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