Package org.apache.tapestry5.alerts

## Class Alert

- java.lang.Object
- - org.apache.tapestry5.alerts.Alert

- All Implemented Interfaces:
    `Serializable`

      public class Alert
      extends Object
      implements Serializable

  An Alert that may be presented to the user. The Alert has a message, but also includes a severity (that controls how it is presented to the user), and a duration (that controls how long it is presented to the user). If the `markup` field is `true`, the message is treated as HTML and used without any escaping.
  Since:
    5.3
  See Also:
    Serialized Form

- - ### Field Summary

    Fields
    Modifier and Type | Field | Description
    --- | --- | ---
    `Duration` | `duration` |
    `long` | `id` | A unique id (unique within this JVM and execution), used to identify an alert (used primarily when individually dismissing an alert).
    `boolean` | `markup` | Defines whether the message will be treated as HTML or not.
    `String` | `message` |
    `Severity` | `severity` |

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `Alert​(String message)` | Alert with default duration of `Duration.SINGLE` and default severity of `Severity.INFO`.
    `Alert​(Duration duration, Severity severity, String message)` |
    `Alert​(Duration duration, Severity severity, String message, boolean markup)` |
    `Alert​(Severity severity, String message)` | Alert with default duration of `Duration.SINGLE`.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `JSONObject` | `toJSON()` |
    `String` | `toString()` |

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### id

          public final long id

      A unique id (unique within this JVM and execution), used to identify an alert (used primarily when individually dismissing an alert).

    - #### duration

          public final Duration duration

    - #### severity

          public final Severity severity

    - #### message

          public final String message

    - #### markup

          public final boolean markup

      Defines whether the message will be treated as HTML or not.
      Since:
        5.4

  - ### Constructor Detail

    - #### Alert

          public Alert​(String message)

      Alert with default duration of `Duration.SINGLE` and default severity of `Severity.INFO`.

    - #### Alert

          public Alert​(Severity severity,
                       String message)

      Alert with default duration of `Duration.SINGLE`.

    - #### Alert

          public Alert​(Duration duration,
                       Severity severity,
                       String message)

    - #### Alert

          public Alert​(Duration duration,
                       Severity severity,
                       String message,
                       boolean markup)

  - ### Method Detail

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`

    - #### toJSON

          public JSONObject toJSON()