<target name="run_java">
<java classname="input">
     <arg value="input.txt"/>
     <arg value="subst.sed"/>
     <arg value="output.txt"/>
     <classpath>
      <pathelement location="."/>
      <pathelement path="${java.class.path}"/>
     </classpath>
</java>
</target>
Here is the source for input.javaimport java.lang.*;import java.io.*;public
class input{ public static void main(String args[]) { BufferedWriter
writer=null; try { String
replacement_strings[]={"<string>foo.jar</string>","<string>bar.jar</string>"
};     String input_file = null;     String subst_file=null;
String output_file=null;     try     {     input_file =
(args[0]!=null) ? args[0] : "input_file.txt";     subst_file =
(args[1]!=null) ? args[1] : "subst.sed";     output_file =
(args[2]!=null) ? args[2] : "output_file.txt";   }
catch(ArrayIndexOutOfBoundsException ioe)   {  System.out.println("USAGE
java input NameOfInputFile NameOfsubstFile NameOfOutputFile");
System.exit(0);   } BufferedReader reader = new BufferedReader(new
FileReader(input_file)); BufferedReader sed_reader = new BufferedReader(new
FileReader(subst_file));   writer = new BufferedWriter(new
FileWriter(output_file));   for(int i=0; i<2; i++)   {  String buff  =
reader.readLine();  int last_char = buff.length();  String sed_buff =
sed_reader.readLine();  try  {   if(buff.length() == 0)   {
System.out.println("There is no data in the input file aborting");
System.exit(0);   }    }    catch(NullPointerException npe)    {
System.out.println("There is nothing in the input file aborting");
System.exit(0);    }  int place_holder = buff.indexOf("@(protected)@");
String before = new String(buff.getBytes(),0,place_holder);  int start =
place_holder;  int len = buff.length()-place_holder;  int offset =
last_char-(place_holder+new String("@REPLACEME@(protected)
= new String(buff.getBytes(),len,offset);  StringBuffer string_to_write=new
StringBuffer(before);  if(place_holder!= -1)  {
string_to_write.append(sed_buff);   string_to_write.append(after);    }
//write it out...    writer.write(new String(string_to_write),0,new
String(string_to_write).length());    writer.write("\n"); }
writer.close();   } //end try..   catch(java.io.IOException ioe)
{  System.out.println("IOException thrown message =
oe.getMessage()); }   }}----- Original Message -----
From: "Paul J. Lucas" <pauljlucas@(protected)>
To: "Martin Gainty" <mgainty@(protected)>
Sent: Wednesday, February 20, 2008 5:05 PM
Subject: Re: Filter on copy with directory contents


> 1. I was looking for an all-ant solution. I know how to do it with
> other tools.
>
> 2. Your solution doesn't solve my problem. As I originally stated, I
> want to replace @REPLACEME@(protected).
> There is exactly one @REPLACEME@(protected)
> *not* @REPLACEME1@(protected)
> are in the directory in advance? Your solution requires one
> @REPLACEMEn@(protected).
>
> - Paul
>
>
> On Feb 20, 2008, at 1:55 PM, Martin Gainty wrote:
>
> > Paul-
> >
> > you can with sed
> >
> > input.txt contents:
> > @REPLACEME1@
> > @REPLACEME2@
> >
> > subst.sed contents:
> > s/@REPLACEME1@(protected)
> > s/@REPLACEME2@(protected)
> >
> > sed -f subst.sed input.txt > output.txt
> >
> > cat output.txt
> > foo.jar
> > bar.jar
> >
> > wrap it into an ant exec and you're all set.
>


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