01: // Copyright 2007 The Apache Software Foundation
02: //
03: // Licensed under the Apache License, Version 2.0 (the "License");
04: // you may not use this file except in compliance with the License.
05: // You may obtain a copy of the License at
06: //
07: // http://www.apache.org/licenses/LICENSE-2.0
08: //
09: // Unless required by applicable law or agreed to in writing, software
10: // distributed under the License is distributed on an "AS IS" BASIS,
11: // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: // See the License for the specific language governing permissions and
13: // limitations under the License.
14:
15: package org.apache.tapestry.beaneditor;
16:
17: import static java.lang.annotation.ElementType.METHOD;
18: import static java.lang.annotation.RetentionPolicy.RUNTIME;
19:
20: import java.lang.annotation.Documented;
21: import java.lang.annotation.Retention;
22: import java.lang.annotation.Target;
23:
24: /**
25: * Used to attach validation constraints directly to a property (either the getter or the setter
26: * method). The annotation value is a comma seperated list of <em>validation constraints</em>,
27: * each one identifying a validator type (such as "required", "minlength") and optionally, a
28: * constraint value. Most validators need a constraint value, which is seperated from the type by an
29: * equals size (i.e., "maxlength=30").
30: */
31: @Target(METHOD)
32: @Retention(RUNTIME)
33: @Documented
34: public @interface Validate {
35: String value();
36: }
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