Revision 10878

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trunk/libraries/libDwg/src/com/iver/cit/jdwglib/dwg/DwgFile.java
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 * @author azabala
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 */
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public class DwgFile {
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	public static final String DWG_ACAD2000 = "AC1015";
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	public static final String DWG_ACAD14 = "AC1014";
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	public static final String DWG_ACAD_PRE_14 = "AC1013";
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	public static final String DWG_ACAD13 = "AC1012";
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	public static final String DWG_ACAD12 = "AC1009";
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	/**
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	 * It has all known DWG version's header.
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	 * Extracted from Autodesk web.
......
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		acadVersions.put("AC1007", "Autocad pre-R11");
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		acadVersions.put("AC1007", "Autocad pre-R11");
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		acadVersions.put("AC1008", "Autocad pre-R11b");
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		acadVersions.put("AC1009", "Autocad R12");
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		acadVersions.put(DWG_ACAD12, "Autocad R12");
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		acadVersions.put("AC1010", "Autocad pre-R13 a");
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		acadVersions.put("AC1011", "Autocad pre-R13 b");
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		acadVersions.put("AC1012", "Autocad R13");
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		acadVersions.put("AC1013", "Autocad pre-R14");
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		acadVersions.put("AC1014", "Autocad R14");
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		acadVersions.put(DWG_ACAD13, "Autocad R13");
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		acadVersions.put(DWG_ACAD_PRE_14, "Autocad pre-R14");
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		acadVersions.put(DWG_ACAD14, "Autocad R14");
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		acadVersions.put("AC1500", "Autocad pre-2000");
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		acadVersions.put("AC1015", "Autocad R2000, R2000i, R2002");
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		acadVersions.put(DWG_ACAD2000, "Autocad R2000, R2000i, R2002");
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		acadVersions.put("AC402a", "Autocad pre-2004a");
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		acadVersions.put("AC402b", "Autocad pre-2004b");
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		acadVersions.put("AC1018", "Autocad R2004, R2005, R2006");
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		acadVersions.put("AC1021", "Autocad R2007");
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	}
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	/**
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	 * Registry of file readers
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	 * */
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	private static HashMap acadReaders = new HashMap();
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	static{
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		acadReaders.put(DWG_ACAD2000,DwgFileV15Reader.class);
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		acadReaders.put(DWG_ACAD_PRE_14,DwgFileV14Reader.class);
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		acadReaders.put(DWG_ACAD14,DwgFileV14Reader.class);
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		acadReaders.put(DWG_ACAD13,DwgFileV14Reader.class);
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		acadReaders.put(DWG_ACAD12,DwgFileV12Reader.class);
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	}
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	public static Class getReaderForVersion(String dwgVersion){
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		return (Class) acadReaders.get(dwgVersion);
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	}
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	public static void registerDwgReader(String version, Class dwgReaderClazz){
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		if( IDwgFileReader.class.isAssignableFrom(dwgReaderClazz)){
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			if(!acadReaders.containsKey(version)){
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				acadReaders.put(version, dwgReaderClazz);
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			}else{
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				logger.warn("Ya hay un reader registrado para la version "+version);
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			}
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		}else{
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			logger.warn("La clase "+dwgReaderClazz.getName()+" no es una implementacion valida de IDwgFileReader");
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		}
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	}
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	/**
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	 * Returns an iterator over all the string that represents
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	 * dwg version for we have a registered reader
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	 * */
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	public static Iterator getRegisteredVersions(){
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		return acadReaders.keySet().iterator();
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	}
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	private static Logger logger = Logger.getLogger(DwgFile.class
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			.getName());
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	/**
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	 * Path and name of the dwg file
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	 * */
......
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		return dwgVersion;
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	}
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	/**
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	 * Reads a DWG file and put its objects in the dwgObjects Vector
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	 * This method is version independent
......
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				DwgVersionNotSupportedException
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	{
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		setDwgVersion();
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		//main readers (not configurable)
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		if (dwgVersion.equalsIgnoreCase("Autocad R2000, R2000i, R2002")) {
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			dwgReader = new DwgFileV15Reader();
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		}else if (dwgVersion.equalsIgnoreCase("Autocad pre-R14")||
......
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					isR13 = false;
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			dwgReader = new DwgFileV12Reader(isR13);
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		}else {
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			DwgVersionNotSupportedException exception =
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				new DwgVersionNotSupportedException("Version de DWG no soportada");
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			exception.setDwgVersion(dwgVersion);
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			throw exception;
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			//look for registered readers
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			Class iReader = getReaderForVersion(dwgVersion);
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			if(iReader == null){
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				DwgVersionNotSupportedException exception =
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					new DwgVersionNotSupportedException("Version de DWG no soportada");
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				exception.setDwgVersion(dwgVersion);
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				throw exception;
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			} else
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				try {
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					dwgReader = (IDwgFileReader) iReader.newInstance();
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				} catch (Exception e) {
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					DwgVersionNotSupportedException exception =
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						new DwgVersionNotSupportedException("Version de DWG no soportada");
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					exception.setDwgVersion(dwgVersion);
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					throw exception;
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				}
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		}
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		try{
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		dwgReader.read(this, bb);
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			dwgReader.read(this, bb);
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		}catch(Throwable t){
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			t.printStackTrace();
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			throw new IOException("Error leyendo dwg");

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