Package net.sf.saxon.functions.hof

## Class FunctionSequenceCoercer.Coercer

- java.lang.Object
- - net.sf.saxon.functions.hof.FunctionSequenceCoercer.Coercer

- All Implemented Interfaces:
    `ItemMappingFunction`
  Enclosing class:
    FunctionSequenceCoercer

      public static class FunctionSequenceCoercer.Coercer
      extends java.lang.Object
      implements ItemMappingFunction

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `Coercer​(SpecificFunctionType requiredItemType, Configuration config, Location locator)` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `Function` | `mapItem​(Item item)` | Map one item to another item.

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

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

- - ### Constructor Detail

    - #### Coercer

          public Coercer​(SpecificFunctionType requiredItemType,
                         Configuration config,
                         Location locator)

  - ### Method Detail

    - #### mapItem

          public Function mapItem​(Item item)
                           throws XPathException

      Description copied from interface: `ItemMappingFunction`
      Map one item to another item.
      Specified by:
        `mapItem` in interface `ItemMappingFunction`
      Parameters:
        `item` - The input item to be mapped.
      Returns:
        either the output item, or null.
      Throws:
        `XPathException` - if a dynamic error occurs