java 读取ini配置文件

最新推荐文章于 2023-10-16 23:12:49 发布

iteye_13851

最新推荐文章于 2023-10-16 23:12:49 发布

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分类专栏： tools 文章标签： java

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本文介绍了一个简单的Java程序，用于解析和读取INI格式的配置文件。通过使用BufferedReader和正则表达式，程序能够识别不同的配置段落并提取键值对。

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package com.papapa.test;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.Properties;
/**
 * time 2015.6.19 
 * @author 喔哈哈
 * java 读取“.ini”格式的配置文件
 */
public class test_0616 {

 protected HashMap sections = new HashMap();
 private transient String currentSecion;
 private transient Properties current;

 public test_0616(String filename) throws IOException {
  BufferedReader reader = new BufferedReader(new FileReader(filename));
  read(reader);
  reader.close();

 }

 protected void read(BufferedReader reader) throws IOException {
  String line;
  while ((line = reader.readLine()) != null) {
   parseLine(line);
  }
 }

 private void parseLine(String line) {
  line = line.trim();
  if (line.matches("\\[.*\\]")) {
   currentSecion = line.replaceFirst("\\[(.*)\\]", "$1");
   current = new Properties();
   sections.put(currentSecion, current);
  } else if (line.matches(".*=.*")) {
   if (current != null) {
    int i = line.indexOf("=");
    String name = line.substring(0, i);
    String value = line.substring(i + 1);
    current.setProperty(name, value);
   }
  }
 }
 /**
  * @author 喔哈哈
  * @param section
  * @param name
  * @return value
  */
 public String getValue(String section, String name) {
  Properties p = (Properties) sections.get(section);
  if (p == null) {
   return null;
  }
  String value = p.getProperty(name);
  return value;
 }

 public static void main(String[] args) throws IOException {
  /*
     [TestSect1]   
    kkk1=哎呀我去1111111
    kkk2=哎呀我去2222222

      [TestSect2]   
    kkk3=哎呀我去33333333
    kkk4=哎呀我去33333333
   */
  test_0616 reader = new test_0616("D:\\test.ini");
  System.out.println(reader.getValue("TestSect1", "kkk2"));
 }
}