com.facecto.code.base.util

类 CodeQRUtils

java.lang.Object

com.facecto.code.base.util.CodeQRUtils

public class CodeQRUtils
extends Object

QRCodeUtils

版本:

v1.1.2 (2022/01/01)

作者:

Jon So, https://cto.pub, https://github.com/facecto

字段概要

字段

限定符和类型	字段和说明
private static int	CODE_HEIGHT
private static int	CODE_WIDTH
private int	codeHeight
private int	codeWidth
private static int	COLOR_BACKGROUND
private static int	COLOR_FRONT
private int	colorBackground
private int	colorFront

构造器概要

构造器

构造器和说明
CodeQRUtils() Constructors by default value
CodeQRUtils(int width, int height, Integer color_front, Integer color_background) Constructors

方法概要

限定符和类型	方法和说明
private String	checkCodeText(String codeText) Check QR code text
void	create2File(String codeText, String filePath) Create a QR code and save it to the specified path
void	create2Stream(String codeText, OutputStream outputStream) Create QR code and write to stream
private BufferedImage	getBufferedImage(String codeText) Get bufferedImage by text

从类继承的方法 java.lang.Object

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

字段详细资料

CODE_WIDTH

private static final int CODE_WIDTH

另请参阅:

常量字段值

CODE_HEIGHT

private static final int CODE_HEIGHT

另请参阅:

常量字段值

COLOR_FRONT

private static final int COLOR_FRONT

另请参阅:

常量字段值

COLOR_BACKGROUND

private static final int COLOR_BACKGROUND

另请参阅:

常量字段值

codeWidth

private int codeWidth

codeHeight

private int codeHeight

colorFront

private int colorFront

colorBackground

private int colorBackground

构造器详细资料

CodeQRUtils

public CodeQRUtils(int width,
                   int height,
                   Integer color_front,
                   Integer color_background)

Constructors

参数:

width - Number, if less than or equal to 0 will use the default value of 400.

height - Number, if less than or equal to 0 will use the default value of 400.

color_front - QR code body color, hexadecimal color, or default black if empty.

color_background - Background color, hex color, or default black if empty.

CodeQRUtils

public CodeQRUtils()

Constructors by default value

方法详细资料

create2File

public void create2File(String codeText,
                        String filePath)
                 throws com.google.zxing.WriterException,
                        IOException

Create a QR code and save it to the specified path

参数:

codeText - QR code text

filePath - Specified path

抛出:

com.google.zxing.WriterException

IOException

create2Stream

public void create2Stream(String codeText,
                          OutputStream outputStream)
                   throws com.google.zxing.WriterException,
                          IOException

Create QR code and write to stream

参数:

codeText - QR code text

outputStream - stream

抛出:

com.google.zxing.WriterException

IOException

checkCodeText

private String checkCodeText(String codeText)

Check QR code text

参数:

codeText -

返回:

String

getBufferedImage

private BufferedImage getBufferedImage(String codeText)
                                throws com.google.zxing.WriterException

Get bufferedImage by text

参数:

codeText - text

返回:

BufferedImage

抛出:

com.google.zxing.WriterException