config.java

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package cn.js.fan.sso;



import org.jdom.*;
import org.jdom.output.*;
import org.jdom.input.*;
import java.io.*;
import java.util.Iterator;
import java.net.URL;
import java.sql.ResultSet;
import javax.servlet.ServletContext;
import cn.js.fan.util.*;
import java.net.URLDecoder;

public class Config {
    
    boolean debug = true;
    final String configxml = "ssoconfig.xml";
    String xmlpath = "";
    Document doc = null;
    Element root = null;
    String deskey = "bluewind"; 

    public Config() {
        URL confURL = getClass().getClassLoader().getResource(configxml);
        xmlpath = confURL.getFile();
        xmlpath = URLDecoder.decode(xmlpath);

        SAXBuilder sb = new SAXBuilder();
        try {
            FileInputStream fin = new FileInputStream(xmlpath);
            doc = sb.build(fin);
            root = doc.getRootElement();
            fin.close();
        } catch (org.jdom.JDOMException e) {} catch (java.io.IOException e) {
        }
    }

    public Element getRootElement() {
        return root;
    }

    public String getLoginURL(String kind) {
        Element webapp = root.getChild("webapp");

        java.util.List webapplist = webapp.getChildren();
        Iterator ir = webapplist.iterator();
        String attr = "";
        while (ir.hasNext()) {
            Element a = (Element) ir.next(); 
            attr = a.getAttribute("kind").getValue();
            if (attr != null && attr.equals(kind)) {
                Element loginurl = a.getChild("loginurl");
                if (loginurl != null)
                    return loginurl.getText();
                break;
            }
        }
        return null;
    }

    public String getDefaultURL(String kind) {
        Element webapp = root.getChild("webapp");
        java.util.List webapplist = webapp.getChildren();
        Iterator ir = webapplist.iterator();
        String attr = "";
        while (ir.hasNext()) {
            Element a = (Element) ir.next(); 
            attr = a.getAttribute("kind").getValue();
            if (attr != null && attr.equals(kind)) {
                Element loginurl = a.getChild("defaulturl");
                if (loginurl != null)
                    return loginurl.getText();
                break;
            }
        }
        return null;
    }

    public String getKey() {
        Element which = root.getChild("key");
        if (which == null)
            return null;
        String s = StrUtil.getNullStr(which.getText());
        
        return s;
    }


    public String getDoorUrl() {
        Element which = root.getChild("doorurl");
        if (which == null)
            return null;
        String url = StrUtil.getNullStr(which.getText());
        return url;
    }

    public boolean setKey(String pwd) {
        Element which = root.getChild("site").getChild("key");
        if (which == null)
            return false;
        
        which.setText(pwd);
        writemodify();
        return true;
    }

    public void writemodify() {
        String indent = "    ";
        boolean newLines = true;
        
        Format format = Format.getPrettyFormat();
        format.setIndent(indent);
        format.setEncoding("gb2312");
        XMLOutputter outp = new XMLOutputter(format);

        try {
            FileOutputStream fout = new FileOutputStream(xmlpath);
            outp.output(doc, fout);
            fout.close();
        } catch (java.io.IOException e) {}
    }
}