Package org.apache.tapestry5.internal

## Class ZeroNullFieldStrategy

- java.lang.Object
- - org.apache.tapestry5.internal.ZeroNullFieldStrategy

- All Implemented Interfaces:
    `NullFieldStrategy`

      public class ZeroNullFieldStrategy
      extends java.lang.Object
      implements NullFieldStrategy

  Treats nulls to or from the client as if they were 0's.

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `ZeroNullFieldStrategy()` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `java.lang.String` | `replaceFromClient()` | Returns "0".
    `java.lang.Object` | `replaceToClient()` | Returns the value 0.

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

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

- - ### Constructor Detail

    - #### ZeroNullFieldStrategy

          public ZeroNullFieldStrategy()

  - ### Method Detail

    - #### replaceToClient

          public java.lang.Object replaceToClient()

      Returns the value 0.
      Specified by:
        `replaceToClient` in interface `NullFieldStrategy`

    - #### replaceFromClient

          public java.lang.String replaceFromClient()

      Returns "0".
      Specified by:
        `replaceFromClient` in interface `NullFieldStrategy`
      Returns:
        replacement value (this must not be null)