DataGroup (JMRTD 0.7.9 API)

java.lang.Object
- org.jmrtd.lds.AbstractTaggedLDSFile
- - org.jmrtd.lds.DataGroup

All Implemented Interfaces:

Serializable, LDSElement, LDSFile

Direct Known Subclasses:

CBEFFDataGroup, DG11File, DG12File, DG14File, DG15File, DG1File, DisplayedImageDataGroup
```
public abstract class DataGroup
extends AbstractTaggedLDSFile
```
Base class for data group files.

Version:

$Revision: 1751 $

Author:

The JMRTD team ([email protected])

See Also:

Serialized Form

Field Summary
- Fields inherited from interface org.jmrtd.lds.LDSFile
  EF_COM_TAG, EF_DG1_TAG, EF_DG10_TAG, EF_DG11_TAG, EF_DG12_TAG, EF_DG13_TAG, EF_DG14_TAG, EF_DG15_TAG, EF_DG16_TAG, EF_DG2_TAG, EF_DG3_TAG, EF_DG4_TAG, EF_DG5_TAG, EF_DG6_TAG, EF_DG7_TAG, EF_DG8_TAG, EF_DG9_TAG, EF_SOD_TAG

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`DataGroup(int dataGroupTag)`	Constructs a data group.
`protected`	`DataGroup(int dataGroupTag, InputStream inputStream)`	Constructs a data group from the DER encoded data in the given input stream.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`byte[]`	`getEncoded()`	Returns the contents of this file as byte array, includes the ICAO tag and length.
`String`	`toString()`	Gets a textual representation of this file.

Methods inherited from class org.jmrtd.lds.AbstractTaggedLDSFile
getLength, getTag, readContent, readObject, writeContent, writeObject

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - DataGroup
```
protected DataGroup(int dataGroupTag)
```
    Constructs a data group. This constructor is only visible to the other classes in this package.
    
    Parameters:
    
    dataGroupTag - data group tag
  - DataGroup
```
protected DataGroup(int dataGroupTag,
                    InputStream inputStream)
             throws IOException
```
    Constructs a data group from the DER encoded data in the given input stream. Tag and length are read, so the input stream is positioned just before the value.
    
    Parameters:
    
    dataGroupTag - data group tag
    
    inputStream - an input stream
    
    Throws:
    
    IOException - on error reading input stream
- Method Detail
  - toString
```
public String toString()
```
    Gets a textual representation of this file.
    
    Overrides:
    
    toString in class AbstractTaggedLDSFile
    
    Returns:
    
    a textual representation of this file
  - getEncoded
```
public byte[] getEncoded()
```
    Returns the contents of this file as byte array, includes the ICAO tag and length.
    
    Specified by:
    
    getEncoded in interface LDSElement
    
    Returns:
    
    a byte array containing the file