Re: Read a file to get an ArrayList

bH <>
Wed, 21 Jul 2010 19:48:18 -0700 (PDT)
On Jul 21, 10:01 pm, Joshua Cranmer <Pidgeo...@verizon.invalid> wrote:

On 07/21/2010 09:09 PM, bH wrote:

Hi All,
I want/need a coding example of getting this
data type below from a file named "t.tmp"
ArrayList<String> dimensions = new ArrayList<String>();
and a
ArrayList<String> clr = new ArrayList<String>();

These data types were written to a file before,
now I can't get the data out of the file.

How were they written into the file? If you cannot answer that, could
you describe the file as it would look in a text or hex editor? How you
read data from a file is heavily influenced by what the format of the
file is.

Beware of bugs in the above code; I have only proved it correct, not
tried it. -- Donald E. Knuth

Hi Joshua,
Here is what was written to the
file using these named ArrayList
      ArrayList<String> dimensions = new ArrayList<String>();
      ArrayList<String> colorpxl = new ArrayList<String>();
With this :
String respName = "ColorPixlData.txt";
      System.out.println("File Saved as "+ respName);
            try {
        FileOutputStream fout = new FileOutputStream(respName);
        ObjectOutputStream out = new ObjectOutputStream(fout);


      }catch (IOException e) {e.printStackTrace();}


Here is the start of the contents of this file.
Google may not even print it in this form .....

"=AC=ED =05sr =13java.util.ArrayListx=81=D2=1D=99=C7a=9D=03 =01I =04sizexp =
t =03142t =03142xsq ~ N=C4w=04 f%t =060000fft =060000fft =060000fft =06=
=060000fft =060000fft =060000fft =060000fft =060000fft =060000fft =060000ff=
=060000fft =060000fft
=060000fft =060000fft =060000fft =060000fft =060000fft =060000fft =060000ff=
=060000fft =060000fft
=060000fft ...."


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