java读取properties文件代码

package week9;

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

public class ParseProperties {
     Properties dbProps = null;
     FileInputStream is =null;
    public ParseProperties(String filePath){
        this.load(filePath);
    }
    private void load(String filePath){
        File file =new File(filePath);
        if (file.exists()){
            dbProps = new Properties();
            try {
                is = new FileInputStream(filePath);

            } catch (FileNotFoundException e) {
                System.out.println("读取文件失败"+filePath);
            }
            try {
                dbProps.load(is);

            } catch (IOException e) {
                System.err.println("不能读取属性文件. " +
                     "请确保db.properties在CLASSPATH指定的路径中");
            }
        }else{
            System.out.println("读取文件不存在"+filePath);
        }
    }
    public String gettext(String name){
        String sd = dbProps.getProperty(name).trim();
        return sd;
    }
//    @SuppressWarnings("unchecked")
    public static void main(String args[]){
        ParseProperties px = new ParseProperties("config/data.properties");
//        System.out.println(px);
        String browser = px.gettext("browser");
        System.out.println(browser);
    }
}