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Java properties文件用法

2024-07-07 07:26:03   217人阅读

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package com.suyang.properties;
 
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Properties;
 
public class TestProperties {
 
    private final String PATH = "test.properties";
    private static Properties props = new Properties();
 
    static {
        try {
            props.load(new FileInputStream("test.properties"));
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
 
    public String getProperty(String name) {
        return props.getProperty(name);
    }
 
    public void setProperty(String name, String value) {
        props.setProperty(name, value);
    }
     
    public void save(){
        OutputStream fos = null;
        try {
            fos = new FileOutputStream(PATH);
            props.store(fos, "");
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }  finally{
            if(fos != null){
                try {
                    fos.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}

　　


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