Package com.google.zxing

Class ReaderException

java.lang.Object

java.lang.Throwable

java.lang.Exception

com.google.zxing.ReaderException

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ChecksumException, FormatException, NotFoundException

public abstract class ReaderException
extends Exception

The general exception class throw when something goes wrong during decoding of a barcode. This includes, but is not limited to, failing checksums / error correction algorithms, being unable to locate finder timing patterns, and so on.

Author:

Sean Owen

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected static boolean	isStackTrace
protected static final StackTraceElement[]	NO_TRACE

Method Summary

Modifier and Type	Method	Description
final Throwable	fillInStackTrace()
static void	setStackTrace(boolean enabled)	For testing only.

Methods inherited from class java.lang.Throwable

addSuppressed, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Field Details

isStackTrace

protected static boolean isStackTrace

NO_TRACE

protected static final StackTraceElement[] NO_TRACE

Method Details

fillInStackTrace

public final Throwable fillInStackTrace()

Overrides:

fillInStackTrace in class Throwable

setStackTrace

public static void setStackTrace(boolean enabled)

For testing only. Controls whether library exception classes include stack traces or not. Defaults to false, unless running in the project's unit testing harness.

Parameters:

enabled - if true, enables stack traces in library exception classes

Since:

3.5.0