Re: unix command

Sam Seaver <[email protected]>
Newsgroups gmane.comp.java.sun.servlet
Message-ID <[email protected]>
>hi there
>I am trying to execute a unix command from servlet. Command woks fine when
>i
>try to get output on to terminal and this is the code for that:
>
>Process proc=null;
>     Runtime rt = Runtime.getRuntime();
>     proc = rt.exec(new String[]
>{"/vol1/people/dinesh/htblast/blockhead_64","-stdout","/vol1/people/dinesh/htblast/testfile.fsa","/vol1/people/dinesh/htblast/rules_file","1"});
>but when i try to redirect it to a file it is not working ,,though it works
>when i execute this command from command line in unix shell.here is the
>code for that:
>Process proc=null;
>     Runtime rt = Runtime.getRuntime();
>     proc = rt.exec(new String[]
>{"/vol1/people/dinesh/htblast/blockhead_64","-stdout","/vol1/people/dinesh/htblast/testfile.fsa","/vol1/people/dinesh/htblast/rules_file","1",">","test2.out"});
>where test2.out is the file where i want my output.
>i have tried giving the absolute path of test2.out but command didnt write
>to it.
>

I tried to use the redirect arrow in a command from a bean, but that didn't
work.  I think it's easier and safer to actually capture the output in the
outputstream, ie:
BufferedReader br = new BufferedReader(new
OutputStreamReader(proc.getOutputStream());

and then while reading it, write it to file...

S

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