处理html解析问题

import java.io.FileNotFoundException;
import java.io.IOException;

public interface HtmlDao {

public String getHtmlFile(String Path) throws IOException;

public String getHtmlSql(String SqlHtml);

public String getHtmlURL(String URL) throws IOException;
}

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

import org.OutHtml.Dao.HtmlDao;

/*
* @功能介绍 获得ＨＴＭＬ的3中方式
*
* 时间 2015-04-08 22:11:00；
*
* 开发人员 ：杨英
*/
public class HtmlDaoImp implements HtmlDao{

public String getHtmlFile(String Path) throws IOException {
// TODO Auto-generated method stub
StringBuffer sb = new StringBuffer();

BufferedReader bufr = new BufferedReader(new FileReader(Path));

String line = null;

while((line = bufr.readLine()) != null){
sb.append(line);
}
return sb.toString();
}

public String getHtmlSql(String SqlHtml) {
// TODO Auto-generated method stub
StringBuffer sb = new StringBuffer();

return null;
}

public String getHtmlURL(String urls) throws IOException {
// TODO Auto-generated method stub
StringBuffer sb = new StringBuffer();
URL url = new URL(urls);
URLConnection conn = url.openConnection();

BufferedReader bufin = new BufferedReader(new InputStreamReader(conn.getInputStream()));

String line = null;

while((line = bufin.readLine()) != null){
sb.append(line);
}
return sb.toString();
}

}

import java.util.Iterator;

import org.json.JSONException;
import org.json.JSONObject;

public class JsonOutHtml {

public String getHtml(JSONObject o,String HTML){
Iterator<String> keys=o.keys();
try {
while(keys.hasNext()){
String key=keys.next();
HTML = HTML.replace(key, String.valueOf(o.get(key)));
}
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return "";
}
}