xmlprocess.java

这是本人学习JAVA操作XML文件时编写的小软件

package com.rochoc.xml.Impl;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.Namespace;
import org.jdom.input.SAXBuilder;
import org.jdom.output.XMLOutputter;
import org.jdom.transform.XSLTransformException;
import org.jdom.transform.XSLTransformer;
import org.jdom.Attribute;

import com.rochoc.xml.Interf.IXMLProcess;
import com.rochoc.xml.tools.GetFormat;
import com.rochoc.xml.tools.PropSet;

/**
 * @author luoc
 *
 * To change this generated comment edit the template variable "typecomment":
 * Window>Preferences>Java>Templates.
 * To enable and disable the creation of type comments go to
 * Window>Preferences>Java>Code Generation.
 * 
 * 功能：XML文件处理
 * 
 * @author luoc
 * @since 1.0
 * @version 2005-02-05
 */
public class XMLProcess implements IXMLProcess 
{

    /**
     * 方法描述：构造函数
     */
    public XMLProcess()
    {
    	Path="default.xml";
    	PropSet.getInstance();
    	if(PropSet.getValueAt("XMLFile")!=null)
    	{
    		Path=PropSet.getValueAt("XMLFile");
    	}
    	//System.out.println("Path="+Path);
    	setDocument(Path);
    }
    
    /**
     * 方法描述：构造函数
     * @param path String
     */
    public XMLProcess(String path)
    {
    	Path=path;
    	setDocument(Path);
    }
    
	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#setDocument(Document)
	 */
	public void setDocument(Document doc) 
	{
		Doc=doc;
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#setDocument(String)
	 */
	public void setDocument(String path) 
	{
		try
		{
		    SAXBuilder builder=new SAXBuilder();
		    Doc=builder.build(path);	    
		}catch(JDOMException xe)
		{
			System.out.println("进行XML文件"+Path+"分析失败,"+xe);
		}catch(IOException ie)
		{
			System.out.println("读取XML文件"+Path+"失败，"+ie);
		}
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getDocument()
	 */
	public Document getDocument() 
	{
		return Doc;
	}
	
	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getRoot()
	 */
	public Element getRoot() 
	{
		return Doc.getRootElement();
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getChildren(Element)
	 */
	public List getChildren(Element node) 
	{
		return node.getChildren();
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getChildren(Element, String)
	 */
	public List getChildren(Element node, String name) 
	{
		return node.getChildren(name);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getChildren(Element, String, String)
	 */
	public List getChildren(Element node, String name, String ns) 
	{
		Namespace Ns=Namespace.getNamespace(ns);
		return node.getChildren(name,Ns);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getChild(Element, String)
	 */
	public Element getChild(Element node, String name) 
	{
		return node.getChild(name);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getChild(Element, String, String)
	 */
	public Element getChild(Element node, String name, String ns) 
	{
		Namespace Ns=Namespace.getNamespace(ns);
		return node.getChild(name,Ns);
	}

    /** 
	 * @see com.rochoc.xml.Interf.IXMLProcess#getTextVal(Element)
	 */
	public String getTextVal(Element node) 
	{
		return node.getText();
	}
	
	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getAttrVal(Element, String)
	 */
	public String getAttrVal(Element node, String attr) 
	{
		Attribute att=node.getAttribute(attr);
		return att.getValue();
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getListByAttr(Element, String, String)
	 */
	public List getListByAttr(Element node, String attr, String attrVal) 
	{
		ArrayList ret=new ArrayList();
		List chdren=node.getChildren();
		Iterator chdI=chdren.iterator();	
		while(chdI.hasNext())
		{
			Element element=(Element)chdI.next();
			String val=element.getAttributeValue(attr);
			if(val!=null && val.equalsIgnoreCase(attrVal))
			{
				ret.add(element);
			}
		}
		return ret;
	}
	
	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getListByAttrLike(Element, String, String)
	 */
	public List getListByAttrLike(Element node, String attr, String attrVal) 
	{
		ArrayList ret=new ArrayList();
		List chdren=node.getChildren();
		Iterator chdI=chdren.iterator();	
		while(chdI.hasNext())
		{
			Element element=(Element)chdI.next();
			String val=element.getAttributeValue(attr);
			if(val!=null && val.indexOf(attrVal)>=0)
			{
				ret.add(element);
			}
		}
		return ret;
	}
	
	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getListByText(Element, String)
	 */
	public List getListByText(Element node, String textVal) 
	{
		ArrayList ret=new ArrayList();
		List chdren=node.getChildren();
		Iterator chdI=chdren.iterator();	
		while(chdI.hasNext())
		{
			Element element=(Element)chdI.next();
			String val=element.getTextTrim();
			if(val!=null && val.equalsIgnoreCase(textVal))
			{
				ret.add(element);
			}
		}
		return ret;
	}
	
	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#getListByTextLike(Element, String)
	 */
	public List getListByTextLike(Element node, String textVal) 
	{
		ArrayList ret=new ArrayList();
		List chdren=node.getChildren();
		Iterator chdI=chdren.iterator();	
		while(chdI.hasNext())
		{
			Element element=(Element)chdI.next();
			String val=element.getTextTrim();
			if(val!=null && val.indexOf(textVal)>=0)
			{
				ret.add(element);
			}
		}
		return ret;
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#setAttrVal(Element, String, String)
	 */
	public void setAttrVal(Element node, String attr, String attrVal) 
	{
		node.setAttribute(attr,attrVal);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#setElementText(Element, String)
	 */
	public void setElementText(Element node, String val) 
	{
		node.setText(val);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#addElement(Element, Element)
	 */
	public void addElement(Element parent, Element child) 
	{
		parent.addContent(child);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#addElement(Element, String, String)
	 */
	public void addElement(Element parent, String nodeName, String nodeVal) 
	{
		Element element = new Element(nodeName);
        element.setText(nodeVal);
        parent.addContent(element);
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#toXSLTransform(String, String)
	 */
	public Document toXSLTransform(String docname, String sheetname) 
	{
		try
		{
		    SAXBuilder builder=new SAXBuilder();
		    Document doc=builder.build(docname);
		    return toXSLTransform(doc,sheetname);	    
		}catch(JDOMException xe)
		{
			System.out.println("进行XML文件分析失败,"+xe);
		}catch(IOException ie)
		{
			System.out.println("读取XML文件失败，"+ie);
		}
		return null;
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#toXSLTransform(Document, String)
	 */
	public Document toXSLTransform(Document doc, String sheetname) 
	{
		try
		{
		    XSLTransformer transformer=new XSLTransformer(sheetname);
		    Document docT=transformer.transform(doc);
		    return docT;		    
		}catch(XSLTransformException xe)
		{
			System.out.println("进行XSL转换失败,"+xe);
		}
		return null;
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#saveXMLFile()
	 */
	public void saveXMLFile() 
	{
		try
		{
			File f=new File(Path);
			FileOutputStream fis=new FileOutputStream(f);
			XMLOutputter output=new XMLOutputter();
			GetFormat xFmt=new GetFormat();
			output.setFormat(xFmt.getFormatter());
			output.output(Doc,fis);
		}catch(IOException ie)
		{
			System.out.println("保存XML文件"+Path+"失败，"+ie);
		}
	}

	/**
	 * @see com.rochoc.xml.Interf.IXMLProcess#saveXMLFile(Document, String)
	 */
	public void saveXMLFile(Document doc, String file) 
	{
		try
		{
			File f=new File(file);
			FileOutputStream fis=new FileOutputStream(f);
			XMLOutputter output=new XMLOutputter();
			GetFormat xFmt=new GetFormat();
			output.setFormat(xFmt.getFormatter());
			output.output(doc,fis);
		}catch(IOException ie)
		{
			System.out.println("保存XML文件"+file+"失败，"+ie);
		}
	}
	
	
	/************全局变量*************/
	private Document Doc=null;//XML文件对应的Doc
	private String Path=null;//XML文件名和路径
}