Java 操作 properties 文件 原创

Java 操作 properties 文件

复制收展Javapackage com.leixing.test;

import java.io.*;
import java.util.Properties;

/**
 * @Desc
 * @Author luolei
 * @Date 2021/09/18 14:32
 */
public class TestProperties {

    public static void main(String[] args) throws IOException {
        String filepath = "D:\\jdbc2.properties";
        setProperties(filepath,"jdbc.url", "jdbc:oracle:thin:@192.168.30.21:1521:orc11g", "test");
    }

    /**
     * 操作 properties 文件
     * @param filePath 文件路径
     * @param key
     * @param val
     * @param comments 还在文件第一行加备注
     * @return
     */
    public static boolean setProperties(String filePath, String key, String val, String comments){
        Properties properties = new Properties();
        FileInputStream fis = null;
        try {
            fis = new FileInputStream(filePath);
            properties.load(fis);
            properties.setProperty(key, val);
            FileOutputStream fos = new FileOutputStream(filePath);
            properties.store(fos, comments);
            return true;
        } catch (FileNotFoundException e) {
            e.printStackTrace();
            return false;
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
    }

}
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45