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Module java.base

Package java.io

Class FileNotFoundException

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.io.IOException
    - - java.io.FileNotFoundException

All Implemented Interfaces:
Serializable
```
public classFileNotFoundExceptionextendsIOException
```
Signals that an attempt to open the file denoted by a specified pathname has failed.
This exception will be thrown by theFileInputStream,FileOutputStream, andRandomAccessFile constructors when a file with the specified pathname does not exist. It will also be thrown by these constructors if the file does exist but for some reason is inaccessible, for example when an attempt is made to open a read-only file for writing.
Since:
1.0
See Also:
Serialized Form

Constructor Summary

Constructors
Constructor	Description
`FileNotFoundException()`	Constructs a`FileNotFoundException` with`null` as its error detail message.
`FileNotFoundException(String s)`	Constructs a`FileNotFoundException` with the specified detail message.

Method Summary
- Methods declared in class java.lang.Throwable
  addSuppressed,fillInStackTrace,getCause,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
  - FileNotFoundException
```
public FileNotFoundException()
```
    Constructs aFileNotFoundException withnull as its error detail message.
  - FileNotFoundException
```
public FileNotFoundException(String s)
```
    Constructs aFileNotFoundException with the specified detail message. The strings can be retrieved later by theThrowable.getMessage() method of classjava.lang.Throwable.
    Parameters:
    s - the detail message.

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