代码如下：
package com.zte.anyservice.isg.uniportal.configuration.util.file;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* INI文件操作
*
* @author
* @date 2011-12-1 上午07:58:57
*
* @version 1.0
*/
public class IniFile
{
private static String RN = "\r\n";
/**
* 从ini配置文档中读取变量的值
*
* @param file
* 配置文档的路径
* @param section
* 要获取的变量所在段名称
* @param variable
* 要获取的变量名称
* @param defaultValue
* 变量名称不存在时的默认值
* @return 变量的值
* @throws IOException
* 抛出文档操作可能出现的io异常
*/
public static String getProfileString(String file, String section, String variable, String defaultValue)
throws IOException
{
String strLine, valueString = "";
BufferedReader bufferedReader = new BufferedReader(new FileReader(file));
boolean isInSection = false;
try
{
while ((strLine = bufferedReader.readLine()) != null)
{
// 读取INI文件到内存
strLine = strLine.trim();
Pattern p;
Matcher m, m2;
p = Pattern.compile("\\[\\s*" + section + "\\s*\\]");
Pattern p2 = Pattern.compile("\\[.*\\]");
m = p.matcher((strLine));
m2 = p2.matcher((strLine));
if (m2.find())
{
if (m.find())
{
isInSection = true;
} else
{
isInSection = false;
}
}
if (isInSection == true)
{
strLine = strLine.trim();
String[] strArray = strLine.split("=");
if (strArray.length == 2)
{
valueString = strArray[0].trim();
if (valueString.equalsIgnoreCase(variable))
{
valueString = strLine.substring(strLine.indexOf("=") + 1).trim();
return valueString;
}
}
}
}
} catch (Exception e)
{
// TODO: handle exception
} finally
{
bufferedReader.close();
}
return defaultValue;
}
/**
* 修改ini配置文档中变量的值
*
* @param file
* 配置文档的路径
* @param section
* 要修改的变量所在段名称
* @param variable
* 要修改的变量名称
* @param value
* 变量的新值
* @throws IOException
* 抛出文档操作可能出现的io异常
*/
public static boolean setProfileString(String file, String section, String variable, String value)
throws IOException
{
String fileContent, allLine;
BufferedReader bufferedReader = new BufferedReader(new FileReader(file));
boolean isInSection = false;
fileContent = "";
try
{
while ((allLine = bufferedReader.readLine()) != null)
{
allLine = allLine.trim();
Pattern p;
Matcher m, m2;
p = Pattern.compile("\\[\\s*" + section + "\\s*\\]");
Pattern p2 = Pattern.compile("\\[.*\\]");
m = p.matcher((allLine));
m2 = p2.matcher((allLine));
if (m2.find())
{
if (m.find())
{
isInSection = true;
} else
{
isInSection = false;
}
}
if (isInSection == true)
{
String[] strArray = allLine.split("=");
if (allLine.indexOf("=") > 0)
{
String valueString = strArray[0].trim();
if (valueString.equalsIgnoreCase(variable))
{
String newLine = valueString + "=" + value;
fileContent += " " + newLine + RN;
} else
{
fileContent += " " + allLine + RN;
}
} else
{
fileContent += allLine + RN;
}
} else
{
if (allLine.indexOf("=") > 0)
{
fileContent += " " + allLine + RN;
} else
{
fileContent += allLine + RN;
}
}
}
// System.out.println(fileContent);
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(file, false));
bufferedWriter.write(fileContent);
bufferedWriter.flush();
bufferedWriter.close();
return true;
} catch (Exception e)
{
e.printStackTrace();
} finally
{
bufferedReader.close();
}
return false;
}
/**
*
* 说明
*
* @param args
* @author
* @date 2011-12-1 上午08:00:01
*/
public static void main(String[] args)
{
try
{
System.out.println("write!... "
+ IniFile.setProfileString("1.ini",
"GENERAL", "OPERATOR", "22"));
System.out.println("read!... "
+ IniFile.getProfileString("1.ini",
"GENERAL", "OPERATOR", ""));
} catch (IOException e)
{
System.out.println(e.toString());
}
}
}
?