IdentifierType (Hibernate JavaDocs)

All Superinterfaces:

java.io.Serializable, Type

All Known Subinterfaces:

DiscriminatorType<T>

All Known Implementing Classes:

BigIntegerType, BooleanType, ByteType, CharacterNCharType, CharacterType, CustomType, DateType, IntegerType, LongType, NumericBooleanType, ShortType, StringNVarcharType, StringType, TrueFalseType, UrlType, YesNoType
```
public interface IdentifierType<T>
extends Type
```
Additional contract for a Type may be used for a discriminator. THis contract is used to process the string representation as presented in metadata, especially in XML files.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  T stringToObject(java.lang.String xml)
  Convert the value from the mapping file to a Java object.
  - Methods inherited from interface org.hibernate.type.Type
    assemble, beforeAssemble, compare, deepCopy, defaultSizes, dictatedSizes, disassemble, getColumnSpan, getHashCode, getHashCode, getName, getReturnedClass, getSemiResolvedType, hydrate, isAnyType, isAssociationType, isCollectionType, isComponentType, isDirty, isDirty, isEntityType, isEqual, isEqual, isModified, isMutable, isSame, nullSafeGet, nullSafeGet, nullSafeSet, nullSafeSet, replace, replace, resolve, resolve, semiResolve, sqlTypes, toColumnNullness, toLoggableString

- Method Detail
  - stringToObject
```
T stringToObject(java.lang.String xml)
          throws java.lang.Exception
```
    Convert the value from the mapping file to a Java object.
    
    Parameters:
    
    xml - the value of discriminator-value or unsaved-value attribute
    
    Returns:
    
    The converted value of the string representation.
    
    Throws:
    
    java.lang.Exception - Indicates a problem converting from the string