## Uses of Class
javax.swing.text.DocumentFilter

Packages that use DocumentFilter
javax.swing: Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.text: Provides classes and interfaces that deal with editable and noneditable text components.

### Uses of DocumentFilter in javax.swing

Methods in javax.swing that return DocumentFilter
`protected DocumentFilter` JFormattedTextField.AbstractFormatter.`getDocumentFilter()` Subclass and override if you wish to provide a `DocumentFilter` to restrict what can be input.

### Uses of DocumentFilter in javax.swing.text

Methods in javax.swing.text that return DocumentFilter
`DocumentFilter` AbstractDocument.`getDocumentFilter()` Returns the `DocumentFilter` that is responsible for filtering of insertion/removal.
`protected DocumentFilter` DefaultFormatter.`getDocumentFilter()` Returns the `DocumentFilter` used to restrict the characters that can be input into the `JFormattedTextField`.

Methods in javax.swing.text with parameters of type DocumentFilter
`void` AbstractDocument.`setDocumentFilter​(DocumentFilter filter)` Sets the `DocumentFilter`.