Java

vivek886 wrote:

is this program right to check whether string is alpha or numeric

trioum wrote:

Now I want to convert same c programme in java due to some technical reason

public class _somename
{
	public int somenuml;
	public int somenum2;
	public int somenum3;
	public String databuffer1 = new String(new char[100]);
	// very long struct
}

public static void test()
{
	// initialize struct
	_somename mystruct = new _somename();
	mystruct.somename = 1;
}

trioum wrote:

still not able to write in the file

trioum wrote:

can you send me the piece of code for writing class content to the file

class Foo implements Serializable
{
  private int bar;
  // stuff

  // other stuff
}

Foo foo = new Foo(42);

try
 {
  java.io.ObjectOutputStream os =
    new java.io.ObjectOutputStream(
      new java.io.FileOutputStream("foobar.dat"));
  os.writeObject(foo);
} catch (java.io.IOException e)
{
  e.printStackTrace();
} finaly
{
  os.close();
}

public class Foo {

  public char one;
  public char two;
  public String buffer;
  ... etc ...

  public String toExternalForm() {
    StringBuilder sb = new StringBuilder();
    sb.append(one);
    sb.append(two);
    sb.append(buffer);
    ... etc ...
    return sb.toString();
  }

}

foo.one = 2;
foo.two = 3;
foo.buffer = "something";
bw = new BufferedWriter(...etc...);
bw.write(foo.toExternalForm());
bw.flush();

class xyz
{
    public int data;
    public string buffer;
};