com.datalogic.device

Class ErrorManager

java.lang.Object

com.datalogic.device.ErrorManager

public class ErrorManager
extends java.lang.Object

This class provides access to error configuration related methods of the device. Through this class, Datalogic exceptions can be enabled; otherwise the standard error notification mechanism will be used, relying on simple integer return values. Only the specific exceptions, defined by this SDK, can be controlled can be controlled by this class, standard Java Exceptions are not subject to the configuration specified by the ErrorManager.

See Also:

Exception, RuntimeException, ConfigException, DecodeException, DeviceException

Constructor Summary

Constructors

Constructor and Description
ErrorManager()

Method Summary

Modifier and Type	Method and Description
static boolean	areExceptionsEnabled() Tells if the error signaling mechanism, base on exceptions, is enabled.
static int	clearErrors() Clear and empty the internal buffer that is in charge to collect all the occurred errors.
static int	enableExceptions(boolean enable) Enables the exception notification system.
static java.util.List<java.lang.Exception>	getErrors() Provides a List containing all the errors occurred, since the last clearErrors() invocation.
static java.lang.Exception	getLastError() Provides more informations regarding the last error occurred.

Methods inherited from class java.lang.Object

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

Constructor Detail

ErrorManager

public ErrorManager()

Method Detail

enableExceptions

public static int enableExceptions(boolean enable)

Enables the exception notification system. In case of error, a specific RuntimeException will be thrown.

Parameters:

enable - It specifies whether or not the custom Exception will be thrown.

Returns:

int In case of success DeviceException.SUCCESS is returned.

See Also:

ConfigException, DecodeException, DeviceException

areExceptionsEnabled

public static boolean areExceptionsEnabled()

Tells if the error signaling mechanism, base on exceptions, is enabled.

Returns:

boolean It returns whether or not the exception mechanism is enabled.

getLastError

public static java.lang.Exception getLastError()

Provides more informations regarding the last error occurred.

Returns:

Exception retrieves the last error occurred during the operating cycle. The exception may be cast to ConfigException or DecodeException or DeviceException. Null in case of no known exception occurred.

See Also:

ConfigException, DecodeException, DeviceException

getErrors

public static java.util.List<java.lang.Exception> getErrors()

Provides a List containing all the errors occurred, since the last clearErrors() invocation.

Returns:

List<Exception> collecting all arised errors. Any single exception contained in the list may be cast to ConfigException or DecodeException or DeviceException.

See Also:

ConfigException, DecodeException, DeviceException

clearErrors

public static int clearErrors()

Clear and empty the internal buffer that is in charge to collect all the occurred errors.

Returns:

int In case of success DeviceException.SUCCESS is returned.