datasourceparser.java

来自「该工程文件在Eclipse3.2+MyEclipse 5.0下调试成功我使用的是」· Java 代码 · 共 55 行

package com.tocow.dataSourceParser;

import java.io.FileInputStream;
import java.io.IOException;

import org.apache.commons.digester.Digester;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;

import com.tocow.utilities.ConfigInfo;

public class DataSourceParser {	
	
	private JDBCInfo ji = null;
	
	public DataSourceParser() {
		// do nothing...
	}
	
	public void parse() throws IOException, SAXException {
		Digester digester = new Digester();
		digester.setValidating(false);
		digester.push(this);

		digester.addCallMethod("dbconfig", "setJDBCInfo", 4);
		digester.addCallParam("dbconfig/driver", 0);
		digester.addCallParam("dbconfig/url", 1);
		digester.addCallParam("dbconfig/username", 2);
		digester.addCallParam("dbconfig/password", 3);
		
		digester.parse(new InputSource(new FileInputStream(getDBConfigFile())));		
	}

	public void setJDBCInfo(String driver, String url,
			String userName, String password) {
		ji = new JDBCInfo(driver, url, userName, password);
	}
	
	public JDBCInfo getJDBCInfo(){
		return this.ji;
	}
	
	private String getDBConfigFile(){
		ConfigInfo ci = ConfigInfo.getInstance();
		String sFS = ci.getFileSeparator();
		StringBuffer sbFilePath = new StringBuffer();
		sbFilePath.append(ci.getStandardPath());
		sbFilePath.append("WEB-INF");
		sbFilePath.append(sFS);
		sbFilePath.append("dbconfig.xml");
		return sbFilePath.toString();
	}

}