ErrnoException

public final class ErrnoException extends Exception

A checked exception thrown when ERROR(/Os) methods fail. This exception contains the native errno value, for comparison against the constants in OsConstants, should sophisticated callers need to adjust their behavior based on the exact failure.

Field Summary

public final int errno The errno value, for comparison with the E constants in OsConstants.

Public Constructor Summary

ErrnoException(String functionName, int errno)
Constructs an instance with the given function name and errno value.
ErrnoException(String functionName, int errno, Throwable cause)
Constructs an instance with the given function name, errno value, and cause.

Public Method Summary

String
getMessage()
Converts the stashed function name and errno value to a human-readable string.

Inherited Method Summary

Fields

public final int errno

The errno value, for comparison with the E constants in OsConstants.

Public Constructors

public ErrnoException (String functionName, int errno)

Constructs an instance with the given function name and errno value.

Parameters
functionName
errno

public ErrnoException (String functionName, int errno, Throwable cause)

Constructs an instance with the given function name, errno value, and cause.

Parameters
functionName
errno
cause

Public Methods

public String getMessage ()

Converts the stashed function name and errno value to a human-readable string. We do this here rather than in the constructor so that callers only pay for this if they need it.

Returns
  • the detail message string of this Throwable instance (which may be null).