org.hibernate.metamodel.relational
Class DerivedValue

java.lang.Object
  org.hibernate.metamodel.relational.AbstractSimpleValue
      org.hibernate.metamodel.relational.DerivedValue

All Implemented Interfaces:

SimpleValue, Value

public class DerivedValue
extends AbstractSimpleValue

Models a value expression. It is the result of a formula mapping.

Nested Class Summary

Nested classes/interfaces inherited from interface org.hibernate.metamodel.relational.Value

Value.JdbcCodes

Constructor Summary

DerivedValue(TableSpecification table, int position, String expression)

Method Summary

String	getAlias(Dialect dialect) For any column name, generate an alias that is unique to that column name, unique across tables, and within alias size constraints determined by Dialect.getMaxAliasLength().
String	getExpression() Get the value expression.
String	toLoggableString() Obtain the string representation of this value usable in log statements.

Methods inherited from class org.hibernate.metamodel.relational.AbstractSimpleValue

getDatatype, getPosition, getTable, setDatatype, validateJdbcTypes

Methods inherited from class java.lang.Object

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

Constructor Detail

DerivedValue

public DerivedValue(TableSpecification table,
                    int position,
                    String expression)

Method Detail

toLoggableString

public String toLoggableString()

Obtain the string representation of this value usable in log statements.

Returns:

The loggable representation

getAlias

public String getAlias(Dialect dialect)

For any column name, generate an alias that is unique to that column name, unique across tables, and within alias size constraints determined by Dialect.getMaxAliasLength().

Parameters:

dialect - the dialect.

Returns:

the alias.

getExpression

public String getExpression()

Get the value expression.

Returns:

the value expression