getpropertyfromfile.java

JSF 演示代码

/**
 * 读取属性文件的相关属性
 */

import java.util.Properties;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.FileNotFoundException;

public class GetPropertyFromFile
{
    
    /**
	 * 读取属性配置文件，返回相应的值
	 */
	public static String getPropertyValue(String propertyName)
	{
	    String propertyValue = "";
		Properties prop = new Properties();
		try
		{
			FileInputStream in = new FileInputStream("dbinfor.properties");
			prop.load(in);	
			propertyValue = prop.getProperty(propertyName);
		}
		catch(FileNotFoundException e)
		{
		    System.out.println("没有提供的属性文件！！！");
			e.printStackTrace();
		}
		catch(IOException e)
		{
		    System.out.println("读取属性文件有误，请检查属性文件！！！");
			e.printStackTrace();
		}
		
		return propertyValue;
	}
}