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Java > Open Source Codes > FileSearchReplace


1 import java.io.*;
2
3 public class FileSearchReplace {
4
5 public static void main(String JavaDoc[] args) throws IOException {
6        int argc = 0;
7
8        if (args.length == 0) {
9                System.out.println("Utility to update file contents using simple search/replace strings");
10                System.out.println("Usage: FileSearchReplace <filename> {<searchstr> <replacestr>}");
11                System.exit(0);
12        }
13
14        String JavaDoc filename = args[argc++];
15        // System.out.println("["+filename+"]");
16 String JavaDoc fileContents = Utility.loadFile(filename);
17
18        while (argc < args.length) {
19                String JavaDoc searchStr = args[argc++];
20                String JavaDoc replaceStr = args[argc++];
21                // System.out.println("["+searchStr+"],"+"["+replaceStr+"]");
22
23                fileContents = Utility.replace(fileContents, searchStr, replaceStr);
24        }
25
26        // System.out.println(fileContents);
27 Utility.saveFile(filename, fileContents);
28 }
29
30 }
31
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