com.google.zxing.datamatrix
Class DataMatrixReader

java.lang.Object
  com.google.zxing.datamatrix.DataMatrixReader

All Implemented Interfaces:

Reader

public final class DataMatrixReader
extends Object
implements Reader

This implementation can detect and decode Data Matrix codes in an image.

Since:

BlackBerry API 6.0.0

Constructor Summary

DataMatrixReader()

Method Summary
Result	decode(BinaryBitmap image) Locates and decodes a Data Matrix code in an image.
Result	decode(BinaryBitmap image, Hashtable hints) Locates and decodes a barcode in some format within an image.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DataMatrixReader

public DataMatrixReader()

Since:

BlackBerry API 6.0.0

Method Detail

decode

public Result decode(BinaryBitmap image)
              throws ReaderException

Locates and decodes a Data Matrix code in an image.

Specified by:

decode in interface Reader

Parameters:

image - image of barcode to decode

Returns:

a String representing the content encoded by the Data Matrix code

Throws:

ReaderException - if a Data Matrix code cannot be found, or cannot be decoded

Since:

BlackBerry API 6.0.0

decode

public Result decode(BinaryBitmap image,
                     Hashtable hints)
              throws ReaderException

Description copied from interface: Reader

Locates and decodes a barcode in some format within an image. This method also accepts hints, each possibly associated to some data, which may help the implementation decode.

Specified by:

decode in interface Reader

Parameters:

image - image of barcode to decode

hints - passed as a Hashtable from DecodeHintType to arbitrary data. The meaning of the data depends upon the hint type. The implementation may or may not do anything with these hints.

Returns:

String which the barcode encodes

Throws:

ReaderException - if the barcode cannot be located or decoded for any reason

Since:

BlackBerry API 6.0.0