org.hibernate.annotations

public @Interface ColumnTransformer

Annotations

@Target:FIELD, METHOD
@Retention:RUNTIME

Imports

java.lang.annotation.Retention

Custom SQL expression used to read the value from and write a value to a column. Use for direct object loading/saving as well as queries. The write expression must contain exactly one '?' placeholder for the value. For example: read="decrypt(credit_card_num)" write="encrypt(?)"

Author: Emmanuel Bernard

Method Summary

Modifier and Type	Method and Description
public String	forColumn() (Logical) column name for which the expression is used This can be left out if the property is bound to a single column
public String	read() Custom SQL expression used to read from the column
public String	write() Custom SQL expression used to write to the column.

Inherited from java.lang.annotation.Annotation:: annotationType equals hashCode toString

Method Detail

forColumn	back to summary
public String forColumn() (Logical) column name for which the expression is used This can be left out if the property is bound to a single column

read	back to summary
public String read() Custom SQL expression used to read from the column

write	back to summary
public String write() Custom SQL expression used to write to the column. The write expression must contain exactly one '?' placeholder for the value.