IDEA 补丁包生成工具

Posted 2021-03-05 redlittleface

package test;

import org.junit.Test;

import java.io.*;
import java.util.ArrayList;
import java.util.List;

/**
 * 直接运行此类即可生成增量包。位置在G:PatchPackage，
 * 运行前需要自己定义下面6个静态变量
 * @author Administrator
 *
 */
public class FreePatchUtil {


    public  String patchFile="E:\Java\workspace\patch\patchfiles\1.patch";//补丁文件,由eclipse svn plugin生成

    public  String projectPath="E:\Java\workspace\idea\kms438";//项目文件夹路径

    public  String webContent="WebRoot";//web应用文件夹名

    public  String classPath="E:\Java\workspace\idea\kms438\out\artifacts\kms438.war\WEB-INF\classes";//class存放路径

    public  String desPath="E:\Java\workspace\patch\package\kms438";//补丁文件包存放路径

    public  String version="20190617";//补丁版本


    /**
     * @param args
     * @throws Exception
     */
    @Test
    public  void test() throws Exception {
        copyFiles(getPatchFileList());
    }

    /****
     * 读取补丁配置文件解析出修改的文件并返回到list集合
     * @return
     * @throws Exception
     */
    public  List<String> getPatchFileList() throws Exception{
        List<String> fileList=new ArrayList<String>();
        FileInputStream f = new FileInputStream(patchFile);
        BufferedReader dr=new BufferedReader(new InputStreamReader(f,"utf-8"));
        String line;
        while((line=dr.readLine())!=null){
            if(line.indexOf("Index:")!=-1){
                line=line.replaceAll(" ","");
                line=line.substring(line.indexOf(":")+1,line.length());
                fileList.add(line);
            }
        }
        dr.close();
        return fileList;
    }

    /***
     *
     * @param list 修改的文件
     */
    public  void copyFiles(List<String> list){

        for(String fullFileName:list){
            if(fullFileName.indexOf("src/")!=-1){//对源文件目录下的文件处理
                String fileName=fullFileName.replace("src","");
                fullFileName=classPath+fileName;
                if(fileName.endsWith(".java")){
                    fileName=fileName.replace(".java",".class");
                    fullFileName=fullFileName.replace(".java",".class");
                }
                String tempDesPath=fileName.substring(0,fileName.lastIndexOf("/"));
                String desFilePathStr=desPath+"/"+version+"/WEB-INF/classes"+tempDesPath;
                String desFileNameStr=desPath+"/"+version+"/WEB-INF/classes"+fileName;
                File desFilePath=new File(desFilePathStr);
                if(!desFilePath.exists()){
                    desFilePath.mkdirs();
                }
                copyFile(fullFileName, desFileNameStr);
                System.out.println(fullFileName+"复制完成");
                //遍历目录，是否存在内部类，如果有内部，则将所有的额内部类挑选出来放到
                copyInnerClassFile(fullFileName, desFileNameStr);
            }else{//对普通目录的处理
                String desFileName=fullFileName.replaceAll(webContent,"");
                fullFileName=projectPath+"/"+fullFileName;//将要复制的文件全路径
                String fullDesFileNameStr=desPath+"/"+version+desFileName;
                String desFilePathStr=fullDesFileNameStr.substring(0,fullDesFileNameStr.lastIndexOf("/"));
                File desFilePath=new File(desFilePathStr);
                if(!desFilePath.exists()){
                    desFilePath.mkdirs();
                }
                copyFile(fullFileName, fullDesFileNameStr);
                System.out.println(fullFileName+"复制完成");

            }

        }

    }

    /***
     * 处理内部类的情况
     * 解析源路径名称，遍历此文件路径下是否存在这个类的内部类
     * 内部类编译后的格式一般是 OuterClassName$InnerClassName.class
     * @param sourceFullFileName 原路径
     * @param desFullFileName 目标路径
     */
    private  void copyInnerClassFile(String sourceFullFileName,String desFullFileName){

        String sourceFileName = sourceFullFileName.substring(sourceFullFileName.lastIndexOf("/")+1);
        String sourcePackPath = sourceFullFileName.substring(0,sourceFullFileName.lastIndexOf("/"));
        String destPackPath = desFullFileName.substring(0,desFullFileName.lastIndexOf("/"));
        String tempFileName = sourceFileName.split("\.")[0];
        File packFile = new File(sourcePackPath);
        if(packFile.isDirectory()){
            String[] listFiles = packFile.list();
            for(String fileName:listFiles){
                //可以采用正则表达式处理
                if(fileName.indexOf(tempFileName+"$")>-1 && fileName.endsWith(".class")){
                    String newSourceFullFileName = sourcePackPath+"/" +fileName;
                    String newDesFullFileName = destPackPath + "/" + fileName;
                    copyFile(newSourceFullFileName, newDesFullFileName);
                    System.out.println(newSourceFullFileName+"复制完成");
                }
            }
        }

    }

    private  void copyFile(String sourceFileNameStr, String desFileNameStr) {
        File srcFile=new File(sourceFileNameStr);
        File desFile=new File(desFileNameStr);
        try {
            copyFile(srcFile, desFile);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }




    public  void copyFile(File sourceFile, File targetFile) throws IOException {
        BufferedInputStream inBuff = null;
        BufferedOutputStream outBuff = null;
        try {
            // 新建文件输入流并对它进行缓冲
            inBuff = new BufferedInputStream(new FileInputStream(sourceFile));

            // 新建文件输出流并对它进行缓冲
            outBuff = new BufferedOutputStream(new FileOutputStream(targetFile));

            // 缓冲数组
            byte[] b = new byte[1024 * 5];
            int len;
            while ((len = inBuff.read(b)) != -1) {
                outBuff.write(b, 0, len);
            }
            // 刷新此缓冲的输出流
            outBuff.flush();
        } finally {
            // 关闭流
            if (inBuff != null)
                inBuff.close();
            if (outBuff != null)
                outBuff.close();
        }
    }
}