ISuccessIndicator (ph-commons 11.1.0 API)

All Known Subinterfaces:

IError, IErrorLevel, IHasErrorLevel, IHasErrorLevelComparable<IMPLTYPE>

All Known Implementing Classes:

EErrorLevel, EFileIOErrorCode, ErrorLevel, ESuccess, FileIOError, LoggingExceptionCallback, LogMessage, SingleError, SuccessWithValue
```
public interface ISuccessIndicator
```
Very simple interface for an object that has success/failure indication.

Author:

Philip Helger

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default ESuccess`	`and(ISuccessIndicator aSuccess)`
`default boolean`	`isFailure()`
`boolean`	`isSuccess()`
`default ESuccess`	`or(ISuccessIndicator aSuccess)`

Method Detail

isSuccess
```
boolean isSuccess()
```
Returns:

true on success and false on failure.

isFailure
```
default boolean isFailure()
```
Returns:

true on failure and false on success.

or

@Nonnull
default ESuccess or(@Nonnull
                    ISuccessIndicator aSuccess)

and

@Nonnull
default ESuccess and(@Nonnull
                     ISuccessIndicator aSuccess)