Package org.hibernate.sql.model.ast

Class ColumnWriteFragment

java.lang.Object

org.hibernate.sql.model.ast.ColumnWriteFragment

All Implemented Interfaces:

SqlSelectionProducer, Expression, SqlAstNode

public class ColumnWriteFragment
extends Object
implements Expression

Models a column's value expression within the SQL AST. Used to model:

• a column's new value in a SET clause
• a column's new value in a SET clause
• a column's old value in a restriction (optimistic locking)

See Also:

ColumnTransformer.write()

Constructor Summary

Constructors

Constructor	Description
ColumnWriteFragment(String fragment, List<ColumnValueParameter> parameters, JdbcMapping jdbcMapping)
ColumnWriteFragment(String fragment, JdbcMapping jdbcMapping)
ColumnWriteFragment(String fragment, ColumnValueParameter parameter, JdbcMapping jdbcMapping)

Method Summary

Modifier and Type	Method	Description
void	accept(SqlAstWalker sqlTreeWalker)
JdbcMapping	getExpressionType()	The type for this expression
String	getFragment()
Collection<ColumnValueParameter>	getParameters()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.sql.ast.tree.expression.Expression

createDomainResultSqlSelection, createSqlSelection, getColumnReference

Constructor Detail

ColumnWriteFragment

public ColumnWriteFragment(String fragment,
                           JdbcMapping jdbcMapping)

ColumnWriteFragment

public ColumnWriteFragment(String fragment,
                           ColumnValueParameter parameter,
                           JdbcMapping jdbcMapping)

ColumnWriteFragment

public ColumnWriteFragment(String fragment,
                           List<ColumnValueParameter> parameters,
                           JdbcMapping jdbcMapping)

Method Detail

getFragment

public String getFragment()

getParameters

public Collection<ColumnValueParameter> getParameters()

getExpressionType

public JdbcMapping getExpressionType()

Description copied from interface: Expression

The type for this expression

Specified by:

getExpressionType in interface Expression

accept

public void accept(SqlAstWalker sqlTreeWalker)

Specified by:

accept in interface SqlAstNode

toString

public String toString()

Overrides:

toString in class Object