2 Copyright 2010 Sun Microsystems, Inc.
3 All rights reserved. Use is subject to license terms.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; version 2 of the License.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 package com.mysql.clusterj.annotation;
21 import java.lang.annotation.ElementType;
22 import java.lang.annotation.Retention;
23 import java.lang.annotation.RetentionPolicy;
24 import java.lang.annotation.Target;
27 * Annotation for a column in the database.
29 @Target({ElementType.FIELD, ElementType.METHOD})
30 @Retention(RetentionPolicy.RUNTIME)
31 public @interface Column
35 * @return the name of the column
37 String name() default "";
40 * Whether the column allows null values to be inserted. This overrides the
41 * database definition and requires that the application provide non-null values
42 * for the database column.
43 * @return whether the column allows null values to be inserted
45 String allowsNull() default "";
48 * Default value for this column.
49 * @return the default value for this column
51 String defaultValue() default "";