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## java.text
Class MessageFormat.Field

    java.lang.Object
      java.text.AttributedCharacterIterator.Attribute
          java.text.Format.Field
              java.text.MessageFormat.Field

All Implemented Interfaces:
  Serializable

Enclosing class:
  MessageFormat

    public static class MessageFormat.Field

extends Format.Field

Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `MessageFormat.formatToCharacterIterator`.

Since:
  1.4
See Also:
  Serialized Form

Field Summary
`static MessageFormat.Field` | `ARGUMENT` Constant identifying a portion of a message that was generated from an argument passed into `formatToCharacterIterator`.

Fields inherited from class java.text.AttributedCharacterIterator.Attribute
`INPUT_METHOD_SEGMENT, LANGUAGE, READING`

Constructor Summary
`protected` | `MessageFormat.Field(String name)` Creates a Field with the specified name.

Method Summary
`protected Object` | `readResolve()` Resolves instances being deserialized to the predefined constants.

Methods inherited from class java.text.AttributedCharacterIterator.Attribute
`equals, getName, hashCode, toString`

Methods inherited from class java.lang.Object
`clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

Field Detail

### ARGUMENT

    public static final MessageFormat.Field ARGUMENT

  Constant identifying a portion of a message that was generated from an argument passed into `formatToCharacterIterator`. The value associated with the key will be an `Integer` indicating the index in the `arguments` array of the argument from which the text was generated.

Constructor Detail

### MessageFormat.Field

    protected MessageFormat.Field(String name)

  Creates a Field with the specified name.

  Parameters:
    `name` - Name of the attribute

Method Detail

### readResolve

    protected Object readResolve()
                          throws InvalidObjectException

  Resolves instances being deserialized to the predefined constants.

  Overrides:
    `readResolve` in class `AttributedCharacterIterator.Attribute`
  Returns:
    resolved MessageFormat.Field constant
  Throws:
    `InvalidObjectException` - if the constant could not be resolved.

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