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1   /*
2    * ConvertMain.java
3    *
4    * Created on April 5, 2005, 7:03 PM
5    */
6   
7   package org.wiztools.xml2spreadsheet;
8   
9   import org.wiztools.xml2spreadsheet.exception.XML2XLSFatalException;
10  import org.wiztools.xml2spreadsheet.poiimpl.POIColor;
11  import java.io.FileInputStream;
12  import java.io.FileNotFoundException;
13  import java.io.FileOutputStream;
14  import java.io.IOException;
15  import java.io.PrintStream;
16  import java.util.Collection;
17  
18  
19  /***
20   *
21   * @author subhash
22   */
23  public class ConvertMain {
24      
25      private static void print(PrintStream ps, String msg){
26          ps.println(msg);
27      }
28      
29      private static String getHelpText(){
30          String help = "Give following arguments:\n"
31                  + "\t1. XML input filename\n"
32                  + "\t2. XLS output filename\n";
33          return help;
34      }
35      
36      /***
37       * The main method
38       */
39      public static void main(String[] arg) {
40          if(arg.length == 1){
41              if("-h".equals(arg[0]) || "--help".equals(arg[0])){
42                  print(System.out, getHelpText());
43                  System.exit(0);
44              } else if("--colors".equals(arg[0])){
45                  print(System.out, "The colors supported: \n");
46                  Collection<String> colors = POIColor.getInstance().getSupportedColors();
47                  for(String color: colors){
48                      print(System.out, color);
49                  }
50                  System.exit(0);
51              } else{
52                  print(System.err, getHelpText());
53                  System.exit(-1);
54              }
55          } else if(arg.length != 2){
56              print(System.err, getHelpText());
57              System.exit(-1);
58          }
59          
60          try{
61              XML2SpreadSheet.convert(new FileInputStream(arg[0]),
62                      new FileOutputStream(arg[1]));
63          } catch(FileNotFoundException fnfe){
64              print(System.err, "FileNotFoundException occurred!");
65              fnfe.printStackTrace(System.err);
66          } catch(IOException ioe){
67              print(System.err, "IOException occurred!");
68              ioe.printStackTrace(System.err);
69          } catch(XML2XLSFatalException e){
70              print(System.err, "Error occurred: "+e.getMessage());
71              e.printStackTrace(System.err);
72          }
73      }
74  }
75