.ini 格式的程序配置文件中使用到的，.ini配置文件,从网上找的，读取文件，改

.ini 格式的程序配置文件中使用到的，.ini配置文件,从网上找的，读取文件，改

从网上找的，读取文件，改变键值对的方法。

[Java]代码

package com.sdut.edu.tools;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;public class TestIni {    private static String file="/sdcard/test.ini";    public static String getProfileString(             String section,             String variable,             String defaultValue)             throws IOException {        String strLine, value = "";        BufferedReader bufferedReader = new BufferedReader(new FileReader(file));        boolean isInSection = false;        try {            while ((strLine = bufferedReader.readLine()) != null) {                strLine = strLine.trim();                //strLine = strLine.split("[;]")[0];                Pattern p;                Matcher m;                p = Pattern.compile("\\["+section+"\\]");                m = p.matcher((strLine));                if (m.matches()) {                    p = Pattern.compile("\\["+section+"\\]");                    m = p.matcher(strLine);                    if (m.matches()) {                        isInSection = true;                    } else {                        isInSection = false;                    }                }                if (isInSection == true) {                    strLine = strLine.trim();                    String[] strArray = strLine.split("=");                    if (strArray.length == 1) {                        value = strArray[0].trim();                        if (value.equalsIgnoreCase(variable)) {                            value = "";                            break;//                          return value;                        }                    } else if (strArray.length == 2) {                        value = strArray[0].trim();                        if (value.equalsIgnoreCase(variable)) {                            value = strArray[1].trim();                            break;//                          return value;                        }                    } else if (strArray.length > 2) {                        value = strArray[0].trim();                        if (value.equalsIgnoreCase(variable)) {                            value = strLine.substring(strLine.indexOf("=") + 1).trim();                            break;//                          return value;                        }                    }                }                System.out.println("");            }        } finally {            bufferedReader.close();        }        System.out.println("value=====" +value);        return value;    }     public static boolean setProfileString(             String section,             String variable,             String value)             throws IOException {        String fileContent, allLine,strLine, newLine, remarkStr;        String getValue;        BufferedReader bufferedReader = new BufferedReader(new FileReader(file));        boolean isInSection = false;        fileContent = "";        try {        while ((allLine = bufferedReader.readLine()) != null) {        allLine = allLine.trim();//      System.out.println("allLine == "+allLine);        strLine = allLine;        Pattern p;        Matcher m;        p = Pattern.compile("\\["+section+"\\]");        m = p.matcher((strLine));        if (m.matches()) {//      System.out.println("+++++++ ");        p = Pattern.compile("\\["+section+"\\]");        m = p.matcher(strLine);        if (m.matches()) {//      System.out.println("true ");        isInSection = true;        } else {        isInSection = false;//      System.out.println("+++++++ ");        }        }        if (isInSection == true) {        strLine = strLine.trim();        String[] strArray = strLine.split("=");        getValue = strArray[0].trim();        if (getValue.equalsIgnoreCase(variable)) {        // newLine = getValue + " = " + value + " " + remarkStr;        newLine = getValue + " = " + value + " ";        fileContent += newLine + "\r\n";        while ((allLine = bufferedReader.readLine()) != null) {        fileContent += allLine + "\r\n";        }        bufferedReader.close();        BufferedWriter bufferedWriter =        new BufferedWriter(new FileWriter(file, false));        bufferedWriter.write(fileContent);        bufferedWriter.flush();        bufferedWriter.close();        return true;        }        }        fileContent += allLine + "\r\n";        }        }catch(IOException ex){        throw ex;        } finally {        bufferedReader.close();        }        return false;} }