Printing from java

[tigerxx]

hey guys,

I have problem in printing from java

i have used PrinterJob in awt
but it's going mad sometimes . it's going to it's print method
two times

some times doesn't print anything

the code is

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import java.awt.print.Printable;
import java.awt.print.Book;
import java.awt.Graphics;
import java.awt.print.PageFormat;
import java.awt.print.PrinterJob;		
import java.io.File;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.*;
import javax.print.*;
import java.awt.print.*;
import javax.print.attribute.HashAttributeSet;
import javax.print.attribute.standard.Media;
import javax.print.attribute.standard.MediaSize;
import javax.print.attribute.standard.Copies;
import javax.print.PrintServiceLookup;
import javax.print.attribute.PrintJobAttributeSet;


class PrintStringTest {
	
	
	
	public static void main(String args[]){   
		
		
		int lines = 0;
		int totalLines = 30;
		String str = "bgfgkjdffffffffffffffffffffffffffffffffffffffffdghdfkjgkjdfgkjdfgk"+
		"fdfdsf"+System.getProperty("line.separator")+"dfdsfsssssssssssssss"+
		"fdfdxxxxxxxxsf"+System.getProperty("line.separator")+"dfdsfsssssssssssssss"+
		"fxxxdfdsf"+System.getProperty("line.separator")+"dfdaaaaaaaasssssssssssssssssssss"+
		"fdfxxxxxxxdsf"+System.getProperty("line.separator")+"dfdsfssssssssssssxxxxxxxxxsss";	
				
		PrinterJob job = PrinterJob.getPrinterJob();
		
		PageFormat landscape = job.defaultPage();
		
		System.out.println ("hight"+landscape.getImageableHeight());
		System.out.println ("how many lines"+landscape.getHeight()/10);
		System.out.println ("orientation"+landscape.getOrientation());
		System.out.println ("orientation"+PageFormat.PORTRAIT);		
		String[] array = str.split(System.getProperty("line.separator"));
		
		int linex = (int)landscape.getImageableHeight()/10;
		
		int total = (int)array.length/linex;
		
		System.out.println (total);
		
		test t = new test();
		
		Book book = new Book();
					 
		System.out.println ("length of string"+str.length());			 
		System.out.println (str);
					 
		landscape.setOrientation(PageFormat.PORTRAIT);
		
		StringBuffer strb = new StringBuffer();
		int i = 0;
		
		while(total-- >= 0){
			
			
			strb = new StringBuffer();
			for(lines = 0;lines < linex && lines < array.length ;lines++)
						strb.append( array[lines]+"@");
    		t.setString(strb.toString());
			
			book.append(t,landscape, 1);
			
			System.out.println ("content to print"+t.getString());
//			i+=lines;
			
			
		}
			
		
		System.out.println (book.getNumberOfPages());
		
		job.setPageable(book);
		
		if(job.printDialog()){
			
		
			try {
			
				job.print();
			
			}catch(Exception e){
				e.printStackTrace();
			}
		}
		
		
    
    }		
}

class test implements  Printable{
	
	private String str;
	private boolean isPrinted;
	
	
	public void setString(String str){
		this.str = str;
	}
	
	public String getString(){
		return this.str;
	}
	
	public int print(Graphics g,PageFormat p,int index){
		int count = 0;
		System.out.println("print "+index);
		if(!isPrinted) {
			isPrinted = true;
			return Printable.PAGE_EXISTS;
		} 
		
		

	  try {	
		
		if(index >= 2){
			
			return Printable.NO_SUCH_PAGE;
		}
			

			

			
		int y = 10;	
		int i=0;
		if(str == null) {
			System.out.println ("NO_SUCH_PAGE");
			return Printable.NO_SUCH_PAGE;
		}

				

            String[] s= str.split("@"); 
			
			System.out.println ("====>"+str);
			
			
			while( i < s.length && s[i] != null ) {

				
				drawGraphics(g,p,str,y);
				y+=10;
                i++;
			}
    
		
	 }catch(Exception e){
	 	e.printStackTrace();
	 }
		return Printable.PAGE_EXISTS;
	}
	
	
	public void drawGraphics(Graphics g,PageFormat p,String str,int y){
	  
			System.out.println ("upto drawGraphics");	  
			System.out.println ("**"+str);
			g.drawString(str,75,y);
			g.drawString("hey upto here",75,y+=5);
			
		
	}
}

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can anybdy help me in this thing
thankx in advance :))