剔除java反编译文件后的无效注释信息

来源：互联网发布：电子科大网络编辑：程序博客网时间：2024/06/01 08:33
import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.File;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.OutputStream;import java.io.OutputStreamWriter;public class CopyJava {    public static void main(String[] args) throws IOException {        copy("源路径", "目标路径"); // 这里写好源文件夹和目的文件夹        System.out.println("ok");    }    private static void copy(String srcPath, String descPath)            throws IOException {        copy(new File(srcPath), new File(descPath));    }    private static void copy(File srcFile, File descFile) throws IOException {        if (srcFile.isFile()) { // 文件            File parent = descFile.getParentFile();            if (!parent.exists()) {                parent.mkdirs(); // 创建文件夹            }            if (srcFile.getName().endsWith(".java")) {                copyJava(srcFile, descFile);            } else {                copyFile(srcFile, descFile);            }        } else { // 文件夹            for (File file : srcFile.listFiles()) {                // 相对路径                String srcPath = file.getAbsolutePath().substring(                        srcFile.getAbsolutePath().length());                copy(file, new File(descFile.getAbsolutePath() + srcPath));            }        }    }    private static void copyJava(File srcFile, File descFile)            throws IOException {        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(                new FileOutputStream(descFile)));        BufferedReader br = new BufferedReader(new InputStreamReader(                new FileInputStream(srcFile)));        String line;        while ((line = br.readLine()) != null) {            bw.write(line.replaceFirst(".*/\\*(.*)\\*/", "")); // 注意这里，如果不行，要适当修改            bw.write("\n");        }        br.close();        bw.close();    }    private static void copyFile(File srcFile, File descFile)            throws IOException {        OutputStream output = new FileOutputStream(descFile);        InputStream input = new FileInputStream(srcFile);        byte[] buffer = new byte[1024 * 4];        int n = 0;        while ((n = input.read(buffer)) != -1) {            output.write(buffer, 0, n);        }        input.close();        output.close();    }}
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