Dimen 自动生成

package com;

import android.util.Log;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.List;

/**
 * 快速生成适配工具类
 */
public class DimenTool {

    private static List<String> targetFileList;
    private static String startFlag, stopFlag;

    public static void gen() {
        //以此文件夹下的dimens.xml文件内容为初始值参照
        File fromFile = new File("./host/res/values-sw200dp/dimens.xml");
        startFlag = "<!-- add for adjust pm start";
        stopFlag = "<!-- add for adjust pm end -->";
        double rotate = 0.2;
        targetFileList = new ArrayList<>();

        targetFileList.add("./host/res/values-sw250dp/dimens.xml");
        targetFileList.add("./host/res/values-sw300dp/dimens.xml");
        targetFileList.add("./host/res/values-sw350dp/dimens.xml");
        targetFileList.add("./host/res/values-sw400dp/dimens.xml");
        targetFileList.add("./host/res/values-sw450dp/dimens.xml");
        targetFileList.add("./host/res/values-sw500dp/dimens.xml");
        targetFileList.add("./host/res/values-sw530dp/dimens.xml");
        targetFileList.add("./host/res/values-sw600dp/dimens.xml");
        targetFileList.add("./host/res/values-sw620dp/dimens.xml");
        targetFileList.add("./host/res/values-sw700dp/dimens.xml");
        targetFileList.add("./host/res/values-sw750dp/dimens.xml");
        targetFileList.add("./host/res/values-sw800dp/dimens.xml");
        targetFileList.add("./host/res/values-sw850dp/dimens.xml");
        targetFileList.add("./host/res/values-sw900dp/dimens.xml");
        targetFileList.add("./host/res/values-sw941dp/dimens.xml");


        BufferedReader reader = null;
        StringBuilder appendString = null;

        for (int i = 0; i < targetFileList.size(); i++) {
            String targetFile = targetFileList.get(i);
            appendString = new StringBuilder();
            try {
                reader = new BufferedReader(new FileReader(new File(targetFile)));
                String tempString;

                // 一次读入一行，直到读入null为文件结束
                while ((tempString = reader.readLine()) != null) {
                    //起始行数过滤
                    if (tempString.contains(startFlag) || tempString.contains("</resources>")) {
                        break;
                    }
                    appendString.append(tempString).append("\r\n");
                }
                reader.close();
                System.out.println("<!-- read target finish  -->");
                System.out.println(appendString);

            } catch (Exception e) {
                e.printStackTrace();
            }


            try {
                System.out.println("生成不同分辨率：");
                reader = new BufferedReader(new FileReader(fromFile));

                String tempString;
                boolean fromThisLine = false;
                // 一次读入一行，直到读入null为文件结束
                while ((tempString = reader.readLine()) != null) {

                    //起始行数过滤
                    if (!fromThisLine) {
                        fromThisLine = tempString.contains(startFlag);
                        if (fromThisLine) {
                            appendString.append(tempString);
                        }
                        continue;
                    }

                    if (tempString.contains("</dimen>")) {
                        //tempString = tempString.replaceAll(" ", "");
                        String start = tempString.substring(0, tempString.indexOf(">") + 1);
                        String end = tempString.substring(tempString.lastIndexOf("<") - 2);
                        //截取<dimen></dimen>标签内的内容，从>右括号开始，到左括号减2，取得配置的数字
                        Double num = Double.parseDouble(tempString.substring(tempString.indexOf(">") + 1, tempString.indexOf("</dimen>") - 2));
                        //根据不同的尺寸，计算新的值，拼接新的字符串，并且结尾处换行。
                        DecimalFormat df = new DecimalFormat(".00");
                        double dou = num + num * rotate * (i + 1);
                        appendString.append("\r\n").append(start).append(df.format(dou)).append(end);
                    } else {
                        appendString.append("\r\n").append(tempString);
                    }
                }
                reader.close();

                System.out.println("<!-- Finish -->");

                System.out.println(appendString);


                writeFile(targetFile, appendString.toString());

            } catch (IOException e) {

                e.printStackTrace();

            }
        }
    }


    /**
     * 写入方法
     */

    public static void writeFile(String file, String text) {
        PrintWriter out = null;
        try {
            out = new PrintWriter(new BufferedWriter(new FileWriter(file)));
            out.println(text);
        } catch (IOException e) {
            e.printStackTrace();
        }
        out.close();
    }

    public static void main(String[] args) {

        gen();

    }

}

 

本文地址：https://blog.csdn.net/zhouwengong/article/details/107383279