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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.myfaces.orchestra.dynaForm.annot.ui;
20  
21  import java.lang.annotation.ElementType;
22  import java.lang.annotation.Retention;
23  import java.lang.annotation.RetentionPolicy;
24  import java.lang.annotation.Target;
25  
26  /**
27   * Set the minimum and maximum characters allowed for input.
28   * <p>
29   * The input component rendered for the field annotated with this
30   * component will use this information to constrain the number of
31   * characters the user may type.
32   * <p>
33   * TODO: does this control the amount of space the input component
34   * takes up on the screen, or the number of characters that the user
35   * can type into it (including scrolling support), or both? 
36   */
37  @Target(value = {ElementType.METHOD, ElementType.FIELD})
38  @Retention(value = RetentionPolicy.RUNTIME)
39  public @interface Length
40  {
41      int min() default 0;
42  
43      int max() default Integer.MAX_VALUE;
44  }