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FileDumper3.javaAPI DocExample3589Mon May 03 15:23:16 BST 1999None

FileDumper3

public class FileDumper3 extends Object

Fields Summary
public static final int
ASC
public static final int
DEC
public static final int
HEX
public static final int
SHORT
public static final int
INT
public static final int
LONG
public static final int
FLOAT
public static final int
DOUBLE
Constructors Summary
Methods Summary
public static voiddump(java.io.InputStream in, java.io.OutputStream out, int mode, boolean bigEndian)

    
    // The reference variable in may point to several different objects
    // within the space of the next few lines. We can attach
    //  more filters here to do decompression, decryption, and more.
      
    if (bigEndian) {
      DataInputStream din = new DataInputStream(in);
      switch (mode) {
        case HEX: 
          in = new HexFilter(in);
          break;
        case DEC: 
          in = new DecimalFilter(in);
          break;
        case INT: 
          in = new IntFilter(din);
          break;
        case SHORT: 
          in = new ShortFilter(din);
          break;
        case LONG: 
          in = new LongFilter(din);
          break;
        case DOUBLE: 
          in = new DoubleFilter(din);
          break;
        case FLOAT: 
          in = new FloatFilter(din);
          break;
        default:
      }
    }
    else {
      LittleEndianInputStream lin = new LittleEndianInputStream(in);
      switch (mode) {
        case HEX: 
          in = new HexFilter(in);
          break;
        case DEC: 
          in = new DecimalFilter(in);
          break;
        case INT: 
          in = new LEIntFilter(lin);
          break;
        case SHORT: 
          in = new LEShortFilter(lin);
          break;
        case LONG: 
          in = new LELongFilter(lin);
          break;
        case DOUBLE: 
          in = new LEDoubleFilter(lin);
          break;
        case FLOAT: 
          in = new LEFloatFilter(lin);
          break;
        default:  
      }
    }   
    
    StreamCopier.copy(in, out);
    in.close();
public static voidmain(java.lang.String[] args)

  

       

    if (args.length < 1) {
      System.err.println(
       "Usage: java FileDumper3 [-ahdsilfx] [-little] file1 file2...");
    }

    boolean bigEndian = true; 
    int firstFile = 0;
    int mode = ASC;

    // process command line switches
    for (firstFile = 0; firstFile < args.length; firstFile++) {
      if (!args[firstFile].startsWith("-")) break;
      if (args[firstFile].equals("-h")) mode = HEX;
      else if (args[firstFile].equals("-d")) mode = DEC;
      else if (args[firstFile].equals("-s")) mode = SHORT;
      else if (args[firstFile].equals("-i")) mode = INT;
      else if (args[firstFile].equals("-l")) mode = LONG;
      else if (args[firstFile].equals("-f")) mode = FLOAT;
      else if (args[firstFile].equals("-x")) mode = DOUBLE;
      else if (args[firstFile].equals("-little")) bigEndian = false;
    }
    
    for (int i = firstFile; i < args.length; i++) {
      try {
        InputStream in = new FileInputStream(args[i]);
        dump(in, System.out, mode, bigEndian);
        
        if (i < args.length-1) {  // more files to dump
          System.out.println();
          System.out.println("--------------------------------------");
          System.out.println();
        }
        
      }
      catch (Exception e) {
        System.err.println(e);
        e.printStackTrace();
      }
        
    }