查找jar包中.class文件关键字(变量名，字符串)

查找jar包中.class文件关键字(变量名，字符串)

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package test;import java.io.BufferedReader;import java.io.File;import java.io.FileFilter;import java.io.IOException;import java.io.InputStreamReader;import java.util.Enumeration;import java.util.regex.Pattern;import java.util.zip.ZipEntry;import java.util.zip.ZipFile;public class FindForJarIndex { public static final String path = "I:\\Android\\04test\\Wc\\app\\libs"; //jar包父目录 public static final String keywords = "getMessageFormat"; //关键字 public static void main(String[] args) { File file = new File(path); final Pattern p = Pattern.compile(".+\\.jar$"); File[] files = file.listFiles(new FileFilter() { @Override public boolean accept(File pathname) { if (p.matcher(pathname.getPath()).matches()) { return true; } else { return false; } } }); search(files); } private static void search(File[] files) { try { for (File f : files) { if (f.isDirectory()) { search(f.listFiles()); } else { ZipFile jar = new ZipFile(f); Enumeration enumration = jar.entries(); while (enumration.hasMoreElements()) { ZipEntry zipEntry = (ZipEntry) enumration.nextElement(); InputStreamReader isr = new InputStreamReader(jar.getInputStream(zipEntry)); BufferedReader br = new BufferedReader(isr); String line = br.readLine(); int line_num = 1; while (null != line) {// System.out.println(line); if (line.contains(keywords)) { System.out.println( f.getPath() + "," + zipEntry.getName() + "," + "line number = " + line_num); } line = br.readLine(); line_num++; } } } } } catch (IOException io_e) { io_e.printStackTrace(); } }}

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