FilerException (Java SE 12 & JDK 12 )
Keywords: javax.annotation.processing.FilerException class

Module java.compiler
Package javax.annotation.processing

## Class FilerException

- java.lang.Object
- - java.lang.Throwable
  - - java.lang.Exception
    - - java.io.IOException
      - - javax.annotation.processing.FilerException

- All Implemented Interfaces:
    `Serializable`

      public class FilerException
      extends IOException

  Indicates a `Filer` detected an attempt to open a file that would violate the guarantees provided by the `Filer`. Those guarantees include not creating the same file more than once, not creating multiple files corresponding to the same type or package, and not creating files for types with invalid names.
  Since:
    1.6
  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `FilerException​(String s)` | Constructs an exception 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

    - #### FilerException

          public FilerException​(String s)

      Constructs an exception with the specified detail message.
      Parameters:
        `s` - the detail message, which should include the name of the file attempting to be opened; may be `null`