Tools/Source/MigrationTools/org/tianocore/migration/Common.java

   1 package org.tianocore.migration;
   2
   3 import java.io.*;
   4 import java.util.regex.*;
   5 import java.util.*;
   6
   7 public class Common {
   8         public static String file2string(String filename) throws Exception {
   9                 BufferedReader rd = new BufferedReader(new FileReader(filename));
  10                 StringBuffer wholefile = new StringBuffer();
  11                 String line;
  12                 while ((line = rd.readLine()) != null) {
  13                         wholefile.append(line + "\n");
  14                 }
  15                 return wholefile.toString();
  16         }
  17
  18         public static void ensureDir(String objFileWhole) {
  19                 Pattern ptnseparate = Pattern.compile("(.*)\\\\[^\\\\]*");
  20                 Matcher mtrseparate;
  21                 File tempdir;
  22
  23                 mtrseparate = ptnseparate.matcher(objFileWhole);
  24                 if (mtrseparate.find()) {
  25                         tempdir = new File(mtrseparate.group(1));
  26                         if (!tempdir.exists()) tempdir.mkdirs();
  27                 }
  28         }
  29
  30         public static void string2file(String content, String filename) throws Exception {
  31                 ensureDir(filename);
  32                 PrintWriter outfile = new PrintWriter(new BufferedWriter(new FileWriter(filename)));
  33                 outfile.append(content);
  34                 outfile.flush();
  35                 outfile.close();
  36         }
  37
  38         public static HashSet<String> dirScan(String path) {                    // use HashSet, persue speed rather than space
  39                 HashSet<String> filelist = new HashSet<String>();
  40                 String[] list = new File(path).list();
  41                 File test;
  42
  43                 for (int i = 0 ; i < list.length ; i++) {
  44                         test = new File(path + File.separator + list[i]);
  45                         if (test.isDirectory()) {
  46                                 dirScan(path + File.separator + list[i]);
  47                         } else {
  48                                 filelist.add(path + File.separator + list[i]);
  49                         }
  50                 }
  51
  52                 return filelist;
  53         }
  54
  55         public static void toDoAll(String path, ForDoAll fda) throws Exception { // filter of file type can be done in toDo
  56                 String[] list = new File(path).list();
  57                 File test;
  58
  59                 for (int i = 0 ; i < list.length ; i++) {
  60                         test = new File(path + File.separator + list[i]);
  61                         if (test.isDirectory()) {
  62                                 toDoAll(path + File.separator + list[i], fda);
  63                         } else {
  64                                 fda.toDo(path + File.separator + list[i]);
  65                         }
  66                 }
  67         }
  68
  69         public static interface ForDoAll {
  70                 public void toDo(String filepath) throws Exception;
  71         }
  72 }