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.commons.validator;
20
21 import com.sun.facelets.FaceletContext;
22 import com.sun.facelets.tag.MetaRule;
23 import com.sun.facelets.tag.Metadata;
24 import com.sun.facelets.tag.MetadataTarget;
25 import com.sun.facelets.tag.TagAttribute;
26
27 final class _ValidatorRule extends MetaRule {
28
29 final static class ValueExpressionMetadata extends Metadata {
30
31 private final String name;
32
33 private final TagAttribute attr;
34
35 private final Class type;
36
37 public ValueExpressionMetadata(String name, Class type,
38 TagAttribute attr) {
39 this.name = name;
40 this.attr = attr;
41 this.type = type;
42 }
43
44 public void applyMetadata(FaceletContext ctx, Object instance) {
45 ((ValidatorBase) instance).setValueExpression(this.name, this.attr
46 .getValueExpression(ctx, this.type));
47 }
48
49 }
50
51 /*
52 final static class ValueBindingMetadata extends Metadata {
53
54 private final String name;
55
56 private final TagAttribute attr;
57
58 private final Class type;
59
60 public ValueBindingMetadata(String name, Class type, TagAttribute attr) {
61 this.name = name;
62 this.attr = attr;
63 this.type = type;
64 }
65
66 public void applyMetadata(FaceletContext ctx, Object instance) {
67 ((ValidatorBase) instance).setValueBinding(this.name,
68 new LegacyValueBinding(this.attr.getValueExpression(ctx,
69 this.type)));
70 }
71
72 }*/
73
74 public final static _ValidatorRule Instance = new _ValidatorRule();
75
76 public _ValidatorRule() {
77 super();
78 }
79
80 public Metadata applyRule(String name, TagAttribute attribute,
81 MetadataTarget meta) {
82 if (meta.isTargetInstanceOf(ValidatorBase.class)) {
83
84 // if component and dynamic, then must set expression
85 if (!attribute.isLiteral()) {
86 Class type = meta.getPropertyType(name);
87 if (type == null) {
88 type = Object.class;
89 }
90 //if (FacesAPI.getComponentVersion(meta.getTargetClass()) >= 12) {
91 return new ValueExpressionMetadata(name, type, attribute);
92 //} else {
93 // return new ValueBindingMetadata(name, type, attribute);
94 //}
95 }
96 }
97 return null;
98 }
99 }