Package libcore.io

Class ErrnoException

java.lang.Object

java.lang.Throwable

java.lang.Exception

libcore.io.ErrnoException

All Implemented Interfaces:

Serializable

public final class ErrnoException
extends Exception

A checked exception thrown when 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.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
int	errno

Constructor Summary

Constructors

Constructor	Description
ErrnoException(String functionName, int errno)
ErrnoException(String functionName, int errno, Throwable cause)

Method Summary

Modifier and Type	Method	Description
String	getMessage()	Converts the stashed function name and errno value to a human-readable string.
IOException	rethrowAsIOException()
SocketException	rethrowAsSocketException()

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Field Details

errno

public final int errno

Constructor Details

ErrnoException

public ErrnoException(String functionName, int errno)

ErrnoException

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

Method Details

getMessage

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.

Overrides:

getMessage in class Throwable

rethrowAsIOException

public IOException rethrowAsIOException() throws IOException

Throws:

IOException

rethrowAsSocketException

public SocketException rethrowAsSocketException() throws SocketException

Throws:

SocketException