001 package com.croftsoft.apps.src; 002 003 import java.io.DataInputStream; 004 import java.io.File; 005 import java.io.FileInputStream; 006 import java.io.FileOutputStream; 007 import java.io.PrintStream; 008 import java.util.StringTokenizer; 009 010 /********************************************************************* 011 * <P> 012 * This java application searches through all of the *.java files 013 * in the current directory and counts the number of lines. 014 * Ignores blank lines. 015 * <P> 016 * @version 017 * 1997-01-03 018 * @author 019 * <A HREF="http://www.alumni.caltech.edu/~croft">David W. Croft</A> 020 *********************************************************************/ 021 022 public class LineCount { 023 ////////////////////////////////////////////////////////////////////// 024 ////////////////////////////////////////////////////////////////////// 025 026 public static void main ( String [ ] args ) { 027 ////////////////////////////////////////////////////////////////////// 028 // if ( args.length != 2 ) { 029 // System.out.println ( "java LineCount" ); 030 // return; 031 // } 032 String path = "."; 033 File dir = new File ( path ); 034 String [ ] file_list = dir.list ( ); 035 long lineCount = 0; 036 for ( int i = 0; i < file_list.length; i++ ) { 037 File file = new File ( dir, file_list [ i ] ); 038 if ( !file.isFile ( ) ) continue; 039 StringTokenizer tokens 040 = new StringTokenizer ( file_list [ i ], "." ); 041 if ( tokens.countTokens ( ) != 2 ) continue; 042 String filename = tokens.nextToken ( ); 043 String extension = tokens.nextToken ( ); 044 if ( !extension.equals ( "java" ) ) continue; 045 System.out.println ( file_list [ i ] ); 046 FileInputStream fileInputStream; 047 DataInputStream dataInputStream; 048 String line; 049 try { 050 fileInputStream = new FileInputStream ( file ); 051 dataInputStream = new DataInputStream ( fileInputStream ); 052 while ( ( line = dataInputStream.readLine ( ) ) != null ) { 053 if ( line.trim ( ).length ( ) > 0 ) { 054 ++lineCount; 055 } 056 } 057 } catch ( Exception e ) { continue; } 058 System.err.println ( lineCount ); 059 /* 060 tokens = new StringTokenizer ( line ); 061 if ( tokens.countTokens ( ) != 2 ) continue; 062 String tokenStr = tokens.nextToken ( ); 063 if ( !tokenStr.equals ( "package" ) ) continue; 064 int index = line.lastIndexOf ( args [ 0 ] ); 065 System.out.println ( "" + index ); 066 if ( index < 0 ) continue; 067 String new_line = line.substring ( 0, index ) 068 + args [ 1 ] + line.substring ( index + args [ 0 ].length ( ) ); 069 FileOutputStream fileOutputStream; 070 PrintStream printStream; 071 try { 072 fileOutputStream 073 = new FileOutputStream ( file_list [ i ] + ".new" ); 074 printStream = new PrintStream ( fileOutputStream ); 075 } catch ( Exception e ) { continue; } 076 line = new_line; 077 try { 078 do { 079 printStream.println ( line ); 080 line = dataInputStream.readLine ( ); 081 } while ( line != null ); 082 } 083 catch ( Exception e ) { } 084 printStream.close ( ); 085 */ 086 } 087 } 088 089 ////////////////////////////////////////////////////////////////////// 090 ////////////////////////////////////////////////////////////////////// 091 }