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1   /*
2    * Copyright 2004-2009 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springmodules.validation.bean.rule;
18  
19  import org.springmodules.validation.util.condition.Condition;
20  import org.springmodules.validation.util.condition.Conditions;
21  
22  /**
23   * An implementation of {@link AbstractValidationRule} that validates that a collection/array size
24   * is within specific bounds.
25   *
26   * @author Uri Boness
27   */
28  public class SizeValidationRule extends AbstractValidationRule {
29  
30      public final static String DEFAULT_ERROR_CODE = "size";
31  
32      private int min;
33  
34      private int max;
35  
36      /**
37       * Constructs a new SizeValidationRule with given lower bound (min) and upper bound (max) for
38       * the size of the validated collection/array.
39       *
40       * @param min The lower bound of the size.
41       * @param max The upper bound of the size.
42       */
43      public SizeValidationRule(int min, int max) {
44          super(SizeValidationRule.DEFAULT_ERROR_CODE, createErrorArgumentsResolver(new Integer(min), new Integer(max)));
45          this.min = min;
46          this.max = max;
47      }
48  
49      /**
50       * Returns the condition of this validation rule.
51       *
52       * @see org.springmodules.validation.bean.rule.AbstractValidationRule#getCondition()
53       */
54      public Condition getCondition() {
55          return Conditions.sizeRange(min, max);
56      }
57  
58      public int getMin() {
59          return min;
60      }
61  
62      public int getMax() {
63          return max;
64      }
65  }