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## org.apache.xerces.impl.dv.dtd
Class XML11IDDatatypeValidator

    java.lang.Object
      org.apache.xerces.impl.dv.dtd.IDDatatypeValidator
          org.apache.xerces.impl.dv.dtd.XML11IDDatatypeValidator

All Implemented Interfaces:
  DatatypeValidator

    public class XML11IDDatatypeValidator

extends IDDatatypeValidator

IDDatatypeValidator - ID represents the ID attribute type from XML 1.1 Recommendation. The value space of ID is the set of all strings that match the NCName production and have been used in an XML document. The lexical space of ID is the set of all strings that match the NCName production.

The value space of ID is scoped to a specific instance document.

The following constraint applies: An ID must not appear more than once in an XML document as a value of this type; i.e., ID values must uniquely identify the elements which bear them.

Version:
  $Id: XML11IDDatatypeValidator.java 446749 2006-09-15 21:51:23Z mrglavas $
Author:
  Jeffrey Rodriguez, IBM, Sandy Gao, IBM, Neil Graham, IBM

# INTERNAL:

  Usage of this class is not supported. It may be altered or removed at any time.

Constructor Summary
`XML11IDDatatypeValidator()`

Method Summary
`void` | `validate(java.lang.String content, ValidationContext context)` Checks that "content" string is valid ID value.

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

Constructor Detail

### XML11IDDatatypeValidator

    public XML11IDDatatypeValidator()

Method Detail

### validate

    public void validate(java.lang.String content,
                         ValidationContext context)
                  throws InvalidDatatypeValueException

  Checks that "content" string is valid ID value. If invalid a Datatype validation exception is thrown.

  Specified by:
    `validate` in interface `DatatypeValidator`
  Overrides:
    `validate` in class `IDDatatypeValidator`
  Parameters:
    `content` - the string value that needs to be validated
    `context` - the validation context
  Throws:
    `InvalidDatatypeException` - if the content is invalid according to the rules for the validators
    `InvalidDatatypeValueException`
  See Also:
    `InvalidDatatypeValueException`

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