com.haulmont.cuba.gui.exception

Class AbstractGenericExceptionHandler

java.lang.Object

com.haulmont.cuba.gui.exception.AbstractGenericExceptionHandler

All Implemented Interfaces:

GenericExceptionHandler, UiExceptionHandler

Direct Known Subclasses:

AccessDeniedHandler, EntityAccessExceptionHandler, FileStorageExceptionHandler, NoSuchScreenHandler, NumericOverflowExceptionHandler, OptimisticExceptionHandler, RowLevelSecurityExceptionHandler, ServiceCallValidationExceptionHandler, SilentExceptionHandler, UnfetchedAttributeAccessExceptionHandler

Deprecated.

Use AbstractUiExceptionHandler instead.

@Deprecated
public abstract class AbstractGenericExceptionHandler
extends java.lang.Object
implements GenericExceptionHandler

Base class for exception handlers determining their ability to handle an exception by its class name and optional implementation of canHandle(String, String, Throwable) method.

If you need to handle a specific exception, create a descendant of this class, pass handled exception class names into constructor, implement doHandle(String, String, Throwable, WindowManager) method and annotate the class with @Component.

Nested Class Summary

Nested classes/interfaces inherited from interface com.haulmont.cuba.gui.exception.UiExceptionHandler

UiExceptionHandler.UiContext

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.List<java.lang.String>	classNames Deprecated.

Fields inherited from interface com.haulmont.cuba.gui.exception.GenericExceptionHandler

HIGHEST_PLATFORM_PRECEDENCE, LOWEST_PLATFORM_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
AbstractGenericExceptionHandler(java.lang.String... classNames) Deprecated.

Method Summary

Modifier and Type	Method and Description
protected boolean	canHandle(java.lang.String className, java.lang.String message, java.lang.Throwable throwable) Deprecated. Should be implemented in subclasses if the exception class name is not enough to determine the ability to handle the exception.
protected abstract void	doHandle(java.lang.String className, java.lang.String message, java.lang.Throwable throwable, WindowManager windowManager) Deprecated. Perform exception handling.
boolean	handle(java.lang.Throwable exception, WindowManager windowManager) Deprecated. Handle an exception.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.haulmont.cuba.gui.exception.GenericExceptionHandler

handle

Field Detail

classNames

protected java.util.List<java.lang.String> classNames

Deprecated.

Constructor Detail

AbstractGenericExceptionHandler

public AbstractGenericExceptionHandler(java.lang.String... classNames)

Deprecated.

Method Detail

handle

public boolean handle(java.lang.Throwable exception,
                      WindowManager windowManager)

Deprecated.

Description copied from interface: GenericExceptionHandler

Handle an exception. Implementation class should either handle the exception and return true, or return false to delegate execution to the next handler in the chain of responsibility.

Specified by:

handle in interface GenericExceptionHandler

Parameters:

exception - exception instance

windowManager - WindowManagerImpl instance

Returns:

true if the exception has been successfully handled, false if not

canHandle

protected boolean canHandle(java.lang.String className,
                            java.lang.String message,
                            @Nullable
                            java.lang.Throwable throwable)

Deprecated.

Should be implemented in subclasses if the exception class name is not enough to determine the ability to handle the exception.

Parameters:

className - exception class name

message - exception message

throwable - exception instance. Can be null if the exception occurred on the server side and this exception class isn't accessible by the client.

Returns:

true if the exception can be handled by this handler

doHandle

protected abstract void doHandle(java.lang.String className,
                                 java.lang.String message,
                                 @Nullable
                                 java.lang.Throwable throwable,
                                 WindowManager windowManager)

Deprecated.

Perform exception handling.

Parameters:

className - actual exception class name

message - exception message

throwable - exception instance. Can be null if the exception occurred on the server side and this exception class isn't accessible by the client.

windowManager - WindowManager instance