gov/nasa/worldwind/formats/nitfs/UserDefinedImageSubheader.java

   1 package gov.nasa.worldwind.formats.nitfs;
   2
   3 import gov.nasa.worldwind.formats.rpf.RPFFrameFileComponents;
   4 import gov.nasa.worldwind.util.StringUtil;
   5 /*
   6 Copyright (C) 2001, 2007 United States Government
   7 as represented by the Administrator of the
   8 National Aeronautics and Space Administration.
   9 All Rights Reserved.
  10 */
  11
  12 /**
  13  * @author Lado Garakanidze
  14  * @version $Id: UserDefinedImageSubheader Mar 31, 2007 9:42:33 PM
  15  */
  16 public class UserDefinedImageSubheader
  17 {
  18     public short getOverflow()
  19     {
  20         return this.overflow;
  21     }
  22
  23     public String getTag()
  24     {
  25         return this.tag;
  26     }
  27
  28     public int getDataLength()
  29     {
  30         return this.dataLength;
  31     }
  32
  33     public RPFFrameFileComponents getRPFFrameFileComponents()
  34     {
  35         return this.rpfFrameFileComponents;
  36     }
  37
  38     private RPFFrameFileComponents rpfFrameFileComponents = null;
  39
  40     private short    overflow;
  41     private String   tag;
  42     private int      dataLength;
  43
  44     public UserDefinedImageSubheader(java.nio.ByteBuffer buffer) throws NITFSRuntimeException {
  45         this.overflow = NITFSUtil.getShortNumeric(buffer, 3);
  46         this.tag = NITFSUtil.getString(buffer, 6);
  47         this.dataLength = NITFSUtil.getShortNumeric(buffer, 5);
  48
  49         if(0 < this.dataLength)
  50         {
  51             if(StringUtil.Equals(tag, RPFFrameFileComponents.DATA_TAG))
  52                 this.rpfFrameFileComponents = new RPFFrameFileComponents(buffer);
  53             else
  54                 throw new NITFSRuntimeException("NITFSReader.UnknownOrUnsupportedUserDefinedImageSubheader");
  55         }
  56     }
  57 }