## Uses of Class
io.vertx.core.file.FileSystemOptions

- Packages that use FileSystemOptions
  Package | Description
  --- | ---
  io.vertx.core |
  io.vertx.core.file |
  io.vertx.core.spi.file |

- - ### Uses of FileSystemOptions in io.vertx.core

    Methods in io.vertx.core that return FileSystemOptions
    Modifier and Type | Method | Description
    --- | --- | ---
    `FileSystemOptions` | VertxOptions.`getFileSystemOptions()` |

    Methods in io.vertx.core with parameters of type FileSystemOptions
    Modifier and Type | Method | Description
    --- | --- | ---
    `VertxOptions` | VertxOptions.`setFileSystemOptions​(FileSystemOptions fileSystemOptions)` | Set the file system options

  - ### Uses of FileSystemOptions in io.vertx.core.file

    Methods in io.vertx.core.file that return FileSystemOptions
    Modifier and Type | Method | Description
    --- | --- | ---
    `FileSystemOptions` | FileSystemOptions.`setClassPathResolvingEnabled​(boolean classPathResolvingEnabled)` | When vert.x cannot find the file on the filesystem it tries to resolve the file from the class path when this is set to `true`.
    `FileSystemOptions` | FileSystemOptions.`setFileCacheDir​(String fileCacheDir)` | When vert.x reads a file that is packaged with the application it gets extracted to this directory first and subsequent reads will use the extracted file to get better IO performance.
    `FileSystemOptions` | FileSystemOptions.`setFileCachingEnabled​(boolean fileCachingEnabled)` | Set to `true` to cache files on the real file system when the filesystem performs class path resolving.

    Constructors in io.vertx.core.file with parameters of type FileSystemOptions
    Constructor | Description
    --- | ---
    `FileSystemOptions​(FileSystemOptions other)` | Copy constructor

  - ### Uses of FileSystemOptions in io.vertx.core.spi.file

    Methods in io.vertx.core.spi.file with parameters of type FileSystemOptions
    Modifier and Type | Method | Description
    --- | --- | ---
    `static FileResolver` | FileResolver.`fileResolver​(FileSystemOptions options)` | Create a file resolver.