java的jsp实现视频播放

package org; import java.io.*; import java.util.*; import java.util.regex.*; public class SrcAnalyze { private String srcDir; private HashSet allAPI; private HashSet inAPI; private Pattern pt; public SrcAnalyze(String dir){ srcDir = dir; allAPI = new HashSet(1000); inAPI = new HashSet(1000); //抽取C++的库函数调用 pt = Pattern.compile("(\b+)(\w+)\([^\)]*\)(\s*(\{)|[^\{])"); } public void extract() { Date start = new Date(); long startTime = start.getTime(); extDir(srcDir); for (Object hs : inAPI) { if (allAPI.contains(hs)) { allAPI.remove(hs); } } Date end = new Date(); long endTime = end.getTime(); //计算程序运行时间 System.out.println("Time: " + (endTime - startTime) + "ms"); } //遍历指定目录（包括子文件夹） private void extDir(String strPath) { File dir = new File(strPath); File[] files = dir.listFiles(); if (files == null) return; for (File fl : files) { if (fl.isDirectory()) { extDir(fl.getAbsolutePath()); } else { String strFileName = fl.getAbsolutePath(); if (strFileName.matches("^.+\.([cChH]|(cpp))$")) readFile(strFileName); } } } private void readFile(String filename){ try { BufferedReader in = new BufferedReader(new FileReader(filename)); String s = null; StringBuffer tmp = new StringBuffer(""); //删除所有的注释（单行的双行的） while ((s = in.readLine()) != null) { if (!(s.matches("^\s*/\*.+$"))) { // get rid of comment like "//..."(Single Line) tmp.append(s.replaceAll(""[^"]*"", "").replaceAll( "//.+$", "")); } else { // get rid of comment like "/*...*/"(Multi-Lines) if (!(s.matches("^.+\*/$"))) { while ((s = in.readLine()) != null) { if (s.matches("^.+\*/$")) break; } } } } in.close(); //抽取库函数调用 extMethod(tmp); } catch (IOException e) { System.out.println(e.toString()); } } //抽取库函数调用 private void extMethod(StringBuffer src) { int i = 0, j = 0; String tmp; // internal API Matcher m = pt.matcher(src); while (m.find()) { tmp = m.group(2); if (!tmp.equals("if") && !tmp.equals("for") && !tmp.equals("while") && !tmp.equals("switch") && !tmp.equals("return")) { allAPI.add(tmp); if (m.group(4) != null) inAPI.add(tmp); } } } public void print() { System.out.println("+++++++++++++++++++++++++++++++++++++++"); Object[] allAPI_List = allAPI.toArray(); Arrays.sort(allAPI_List); for (Object all : allAPI_List) System.out.println(all); System.out.println("+++++++++++++++++++++++++++++++++++++++"); } public static void main(String[] args) { SrcAnalyze test = new SrcAnalyze("D:\Test"); test.extract(); test.print(); } }