JsRegExpCheck (FORMCYCLE: BOM 7.3.0 API)

java.lang.Object
- de.xima.fc.form.renderer.JsRegExpCheck

All Implemented Interfaces:

Predicate<String>
```
public class JsRegExpCheck
extends Object
implements Predicate<String>
```
Checks whether a string matches a JavaScript regexp. Adds protection against malicious regexps that may cause infinite loops.

Since:

7.0.0

Author:

XIMA MEDIA GmbH

Constructor Summary

Constructors
Constructor	Description
`JsRegExpCheck(Object[] args)`	Creates a new regexp check with the given regexp and flags.
`JsRegExpCheck(String regExp, String... flags)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`test(String value)`
`JsRegExpCheck`	`withTimeout(long timeout, TimeUnit unit)`	Changes the default timeout.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.function.Predicate
and, negate, or

- Constructor Detail
  - JsRegExpCheck
```
public JsRegExpCheck(Object[] args)
```
    Creates a new regexp check with the given regexp and flags.
    
    Parameters:
    
    args - An array that contains the regexp (String) as the first item, and optional String flags as the second, third, etc. item. Currently only i, g, and m flags are supported by the regexp engine.
  - JsRegExpCheck
```
public JsRegExpCheck(String regExp,
                     String... flags)
```
    Parameters:
    
    regExp - Regexp to use.
    
    flags - Optional flags for the regexp. Currently only i, g, and m flags are supported by the regexp engine.
- Method Detail
  - test
```
public boolean test(String value)
```
    Specified by:
    
    test in interface Predicate<String>
  - withTimeout
```
public JsRegExpCheck withTimeout(long timeout,
                                 TimeUnit unit)
```
    Changes the default timeout. When the regexp check takes longer than this timeout, the check is aborted and the regexp is considered not to match the input.
    
    Parameters:
    
    timeout - Timeout for the regexp check.
    
    unit - Unit of the given timeout value.
    
    Returns:
    
    A new regexp check with the given timeout.