Java Module java.base Package java.io Class UncheckedIOException（JDK11）

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java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.lang.RuntimeException
    - - java.io.UncheckedIOException

All Implemented Interfaces:

Serializable
```
public class UncheckedIOException
extends RuntimeException
```
Wraps an IOException with an unchecked exception.

Since:

1.8

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`UncheckedIOException(IOException cause)`	Constructs an instance of this class.
`UncheckedIOException(String message, IOException cause)`	Constructs an instance of this class.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`IOException`	`getCause()`	Returns the cause of this exception.

Methods declared in class java.lang.Throwable
addSuppressed, fillInStackTrace, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - UncheckedIOException
```
public UncheckedIOException(String message,
                            IOException cause)
```
    Constructs an instance of this class.
    
    Parameters:
    
    message - the detail message, can be null
    
    cause - the IOException
    
    Throws:
    
    NullPointerException - if the cause is null
  - UncheckedIOException
```
public UncheckedIOException(IOException cause)
```
    Constructs an instance of this class.
    
    Parameters:
    
    cause - the IOException
    
    Throws:
    
    NullPointerException - if the cause is null
- Method Detail
  - getCause
```
public IOException getCause()
```
    Returns the cause of this exception.
    
    Overrides:
    
    getCause in class Throwable
    
    Returns:
    
    the IOException which is the cause of this exception.

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