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com.newstep.solid.management

Class ErrorHandler

Direct Known Subclasses:
ComponentErrorHandler, DefaultErrorHandler

public abstract class ErrorHandler

The system error handler applied by the application and its subsystems to deal with unhandled Throwables.
The ErrorHandler should be used at the root of all execution paths to catch unhandled exceptions and error.
Example:
Callable.call() {
try {
catch(MyException myException) {
// handle the exception
} catch(Throwable throwable) {
ErrorHandler.handle();
}
}

Abstract.

Links:

Kernel Association Association Link

to Class ErrorHandler

the sub handler assigned to override the default handling

Associates type:

association

Client cardinality:

Client navigability:

NOT NAVIGABLE

Client visibility:

private

Supplier cardinality:

Supplier navigability:

NAVIGABLE

Supplier visibility:

private

Field Summary
private final static String	className
private static ErrorHandler	delegateHandler
private static Logger	logger

Method Summary
public abstract void	doHandle(Throwable throwable)
public static synchronized final ErrorHandler	getHandler()
public static synchronized final void	handle(Throwable throwable)
public abstract void	init(ErrorHandlerConfig config)
public static final void	init()
public static synchronized final void	setHandler(ErrorHandler errorHandler)

Field Detail

className

private final static String className

Final.

Multiplicity:

Static.

delegateHandler

private static ErrorHandler delegateHandler

the sub handler assigned to override the default handling

Multiplicity:

Static.

logger

private static Logger logger

logging members

Multiplicity:

Static.

Method Detail

doHandle

public abstract void doHandle (Throwable throwable)

abstract method must be implemented by ErrorHandler derivations in order
to handle the throwables. The derivation MUST also be installed in the
ErrorHandler via the init or setDelegateErrorHandlerMethods

Parameters:

throwable the throwable to handle

Abstract.

getHandler

public static synchronized final ErrorHandler getHandler ()

Return:

the current ErrorHandler

Final.

Static.

Synchronized.

handle

public static synchronized final void handle (Throwable throwable)