Multi-threaded synchronization to find files that contain specific content

 PackageCom.zdst.scs.business.hystric.checkflow;ImportJava.io.*; Public classFiletest { Public Static voidMain (string[] args) {FindFile ("E:\\dubbo"); }         Public Static voidfindfile (String path) {//get a list of files under the directoryfile[] FileList =NewFile (path). Listfiles (); //The directory is not empty            if(Filelist.length > 0){                //iterate through the file array, if it is a directory, call this method recursively, if it is a file, determine whether the. Java end, and then call the Read file method to determine                 for(File file:filelist) {if(File.isdirectory ()) {FindFile (File.getabsolutepath ()); }Else{                        if(File.getname (). EndsWith (". Java") {threadtest thread=NewThreadTest (file, "log"); Newthread (thread). Start (); }                    }                }            }        }} classThreadTestImplementsrunnable{Privatefile file; PrivateString Key;  Publicthreadtest (File file,string key) { This. File =file;  This. Key =key; } @Override Public voidrun () {BufferedReader bufferedreader; Try {            //gets the read stream of the fileBufferedReader =NewBufferedReader (Newfilereader (file)); StringBuffer SB=NewStringBuffer (); String Line= ""; //read the file and append it to the StringBuffer             while(line = Bufferedreader.readline ())! =NULL) {sb.append (line); }            //matches whether a specific keyword exists            if(Sb.tostring (). Contains (key)) {System.out.println (File.getname ()); }        } Catch(FileNotFoundException e) {e.printstacktrace (); }Catch(IOException e) {e.printstacktrace (); }            }    }

Multi-threaded synchronization to find files that contain specific content